What is the current level of PM10 in Cheltenham, Gloucestershire?

Cheltenham, Gloucestershire currently has a PM10 concentration of 27.475 μg/m3.

What is the current level of sulfur dioxide (SO2) in Cheltenham, Gloucestershire?

The current sulfur dioxide (SO2) concentration in Cheltenham, Gloucestershire is 0.568 ppb.

What is the current level of ozone (O3) in Cheltenham, Gloucestershire?

Cheltenham, Gloucestershire currently has an ozone (O3) concentration of 34.471 ppm.

What is the current level of nitrogen dioxide (NO2) in Cheltenham, Gloucestershire?

The current level of nitrogen dioxide (NO2) in Cheltenham, Gloucestershire is 3.772 ppb.

Current air quality index in Cheltenham, Gloucestershire today

Q: What is the PM2.5 concentration in Cheltenham, Gloucestershire right now?

Cheltenham, Gloucestershire currently has a PM2.5 concentration of 19.013 μg/m3.

Stay updated with real-time air quality in Cheltenham, Gloucestershire featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Moderate

Cheltenham, Gloucestershire

Last updated: ... (Local time)

Common air pollutants in Cheltenham, Gloucestershire

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

19.01 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

27.48 μg/m³

155

255

425

605+

Ozone (O₃)

34.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.57 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.77 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.02 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Cheltenham, Gloucestershire

Get Live Pollen Counts

Cheltenham, Gloucestershire

Scroll To Air Quality Map

Track live Cheltenham, Gloucestershire air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-16T10:00:00.000Z	56 \| moderate	11.981 \| good	21.879 \| good	32.741 \| good	0.565 \| good	8.274 \| good	0.041 \| good
2026-07-16T11:00:00.000Z	56 \| moderate	11.847 \| good	20.698 \| good	31.859 \| good	0.717 \| good	7.929 \| good	0.039 \| good
2026-07-16T12:00:00.000Z	56 \| moderate	11.925 \| good	20.803 \| good	32.275 \| good	0.719 \| good	6.91 \| good	0.036 \| good
2026-07-16T13:00:00.000Z	56 \| moderate	12 \| good	31.068 \| good	34.794 \| good	0.859 \| good	8.997 \| good	0.036 \| good
2026-07-16T14:00:00.000Z	56 \| moderate	11.523 \| good	31.785 \| good	37.133 \| good	0.815 \| good	5.366 \| good	0.036 \| good
2026-07-16T15:00:00.000Z	54 \| moderate	11.351 \| good	25.817 \| good	40.851 \| good	0.712 \| good	8.669 \| good	0.033 \| good
2026-07-16T16:00:00.000Z	54 \| moderate	11.431 \| good	23.247 \| good	43.215 \| good	0.712 \| good	9.672 \| good	0.033 \| good
2026-07-16T17:00:00.000Z	56 \| moderate	12.296 \| fine	26.547 \| good	44.089 \| good	0.662 \| good	9.091 \| good	0.032 \| good
2026-07-16T18:00:00.000Z	58 \| moderate	12.51 \| fine	26.181 \| good	45.101 \| good	0.579 \| good	11.627 \| good	0.036 \| good
2026-07-16T19:00:00.000Z	58 \| moderate	12.625 \| fine	19.967 \| good	47.134 \| good	0.661 \| good	11.52 \| good	0.043 \| good
2026-07-16T20:00:00.000Z	56 \| moderate	12.424 \| fine	18.957 \| good	49.677 \| good	0.541 \| good	7.671 \| good	0.047 \| good
2026-07-16T21:00:00.000Z	56 \| moderate	12.192 \| fine	18.867 \| good	52.187 \| good	0.768 \| good	8.506 \| good	0.046 \| good
2026-07-16T22:00:00.000Z	54 \| moderate	11.21 \| good	19.953 \| good	49.935 \| good	0.724 \| good	9.485 \| good	0.042 \| good
2026-07-16T23:00:00.000Z	54 \| moderate	11.412 \| good	19.405 \| good	51.157 \| good	0.58 \| good	9.225 \| good	0.043 \| good
2026-07-17T00:00:00.000Z	54 \| moderate	11.432 \| good	19.111 \| good	47.395 \| good	0.624 \| good	6.743 \| good	0.143 \| good
2026-07-17T01:00:00.000Z	54 \| moderate	10.839 \| good	19.794 \| good	45.616 \| good	0.569 \| good	6.155 \| good	0.144 \| good
2026-07-17T02:00:00.000Z	54 \| moderate	10.629 \| good	19.976 \| good	44.5 \| good	0.515 \| good	4.068 \| good	0.136 \| good
2026-07-17T03:00:00.000Z	54 \| moderate	10.982 \| good	20.373 \| good	38.041 \| good	0.515 \| good	3.573 \| good	0.13 \| good
2026-07-17T04:00:00.000Z	49 \| good	8.964 \| good	20.664 \| good	33.811 \| good	0.516 \| good	3.886 \| good	0.13 \| good
2026-07-17T05:00:00.000Z	44 \| good	8.404 \| good	21.143 \| good	32.547 \| good	0.515 \| good	4.413 \| good	0.141 \| good
2026-07-17T06:00:00.000Z	44 \| good	8.349 \| good	24.194 \| good	28.938 \| good	0.567 \| good	5.546 \| good	0.038 \| good
2026-07-17T07:00:00.000Z	52 \| moderate	9.722 \| good	26.79 \| good	27.177 \| good	0.563 \| good	5.97 \| good	0.038 \| good
2026-07-17T08:00:00.000Z	54 \| moderate	10.51 \| good	30.655 \| good	27.968 \| good	0.645 \| good	7.273 \| good	0.038 \| good
2026-07-17T09:00:00.000Z	52 \| moderate	10.499 \| good	25.987 \| good	26.497 \| good	0.645 \| good	8.03 \| good	0.037 \| good
2026-07-17T10:00:00.000Z	54 \| moderate	10.649 \| good	21.32 \| good	27.39 \| good	0.643 \| good	5.108 \| good	0.037 \| good
2026-07-17T11:00:00.000Z	54 \| moderate	10.891 \| good	23.237 \| good	28.832 \| good	0.771 \| good	10.585 \| good	0.04 \| good
2026-07-17T12:00:00.000Z	54 \| moderate	10.893 \| good	20.01 \| good	29.577 \| good	0.701 \| good	9.62 \| good	0.033 \| good
2026-07-17T13:00:00.000Z	54 \| moderate	10.765 \| good	20.589 \| good	36.771 \| good	0.704 \| good	6.712 \| good	0.035 \| good
2026-07-17T14:00:00.000Z	54 \| moderate	10.588 \| good	21.364 \| good	41.018 \| good	0.725 \| good	6.502 \| good	0.036 \| good
2026-07-17T15:00:00.000Z	54 \| moderate	10.574 \| good	21.261 \| good	43.759 \| good	0.575 \| good	6.824 \| good	0.038 \| good
2026-07-17T16:00:00.000Z	52 \| moderate	10.433 \| good	20.81 \| good	48.687 \| good	0.714 \| good	7.228 \| good	0.036 \| good
2026-07-17T17:00:00.000Z	60 \| moderate	13.618 \| fine	21.921 \| good	52.636 \| good	0.575 \| good	9.033 \| good	0.041 \| good
2026-07-17T18:00:00.000Z	58 \| moderate	13.466 \| fine	23.205 \| good	54.66 \| good	0.574 \| good	9.801 \| good	0.049 \| good
2026-07-17T19:00:00.000Z	77 \| moderate	14.779 \| fine	29.851 \| good	62.574 \| fine	0.715 \| good	9.941 \| good	0.048 \| good
2026-07-17T20:00:00.000Z	64 \| moderate	12.679 \| fine	25.68 \| good	58.705 \| fine	0.612 \| good	7.26 \| good	0.056 \| good
2026-07-17T21:00:00.000Z	80 \| moderate	15.207 \| fine	26.169 \| good	64.213 \| fine	0.612 \| good	5.944 \| good	0.053 \| good
2026-07-17T22:00:00.000Z	84 \| moderate	13.407 \| fine	31.084 \| good	64.651 \| fine	0.61 \| good	7.605 \| good	0.051 \| good
2026-07-17T23:00:00.000Z	67 \| moderate	13.354 \| fine	26.054 \| good	60.192 \| fine	0.599 \| good	5.741 \| good	0.047 \| good
2026-07-18T00:00:00.000Z	64 \| moderate	16.275 \| fine	25.542 \| good	57.552 \| fine	0.519 \| good	5.725 \| good	0.176 \| good
2026-07-18T01:00:00.000Z	67 \| moderate	17.605 \| fine	25.276 \| good	53.692 \| good	0.52 \| good	4.34 \| good	0.164 \| good
2026-07-18T02:00:00.000Z	66 \| moderate	17.24 \| fine	25.307 \| good	53.688 \| good	0.52 \| good	3.733 \| good	0.141 \| good
2026-07-18T03:00:00.000Z	66 \| moderate	17.393 \| fine	26.83 \| good	48.873 \| good	0.52 \| good	4.107 \| good	0.16 \| good
2026-07-18T04:00:00.000Z	67 \| moderate	18.342 \| fine	33.203 \| good	43.82 \| good	0.519 \| good	4.378 \| good	0.153 \| good
2026-07-18T05:00:00.000Z	64 \| moderate	16.032 \| fine	26.525 \| good	40.614 \| good	0.518 \| good	3.108 \| good	0.041 \| good
2026-07-18T06:00:00.000Z	60 \| moderate	14.464 \| fine	28.585 \| good	41.526 \| good	0.519 \| good	3.937 \| good	0.019 \| good
2026-07-18T07:00:00.000Z	62 \| moderate	15.461 \| fine	28.849 \| good	41.703 \| good	0.519 \| good	4.032 \| good	0.021 \| good
2026-07-18T08:00:00.000Z	69 \| moderate	19.013 \| fine	27.475 \| good	34.471 \| good	0.568 \| good	3.772 \| good	0.021 \| good
2026-07-18T09:00:00.000Z	66 \| moderate	17.371 \| fine	33.766 \| good	37.51 \| good	0.568 \| good	5.107 \| good	0.019 \| good
2026-07-18T09:00:00.000Z	69 \| moderate	19.013 \| fine	27.475 \| good	34.471 \| good	0.568 \| good	3.772 \| good	0.021 \| good
2026-07-18T10:00:00.000Z	44 \| good	7.635 \| good	11.829 \| good	39.403 \| good	0.101 \| good	0.781 \| good	0.108 \| good
2026-07-18T11:00:00.000Z	44 \| good	7.608 \| good	12.201 \| good	42.078 \| good	0.097 \| good	0.686 \| good	0.11 \| good
2026-07-18T12:00:00.000Z	44 \| good	7.874 \| good	12.909 \| good	44.36 \| good	0.098 \| good	0.688 \| good	0.112 \| good
2026-07-18T13:00:00.000Z	44 \| good	8.318 \| good	13.506 \| good	44.756 \| good	0.101 \| good	0.765 \| good	0.115 \| good
2026-07-18T14:00:00.000Z	49 \| good	8.793 \| good	13.355 \| good	45.641 \| good	0.101 \| good	0.789 \| good	0.117 \| good
2026-07-18T15:00:00.000Z	49 \| good	8.547 \| good	12.51 \| good	46.444 \| good	0.093 \| good	0.806 \| good	0.119 \| good
2026-07-18T16:00:00.000Z	44 \| good	8.405 \| good	11.818 \| good	46.272 \| good	0.084 \| good	0.896 \| good	0.121 \| good
2026-07-18T17:00:00.000Z	44 \| good	8.046 \| good	11.507 \| good	45.556 \| good	0.087 \| good	0.964 \| good	0.122 \| good
2026-07-18T18:00:00.000Z	44 \| good	7.57 \| good	11.144 \| good	45.503 \| good	0.099 \| good	1.113 \| good	0.121 \| good
2026-07-18T19:00:00.000Z	44 \| good	7.605 \| good	11.645 \| good	43.739 \| good	0.114 \| good	1.324 \| good	0.12 \| good
2026-07-18T20:00:00.000Z	39 \| good	7.147 \| good	11.703 \| good	41.81 \| good	0.14 \| good	1.582 \| good	0.119 \| good
2026-07-18T21:00:00.000Z	35 \| good	6.193 \| good	9.511 \| good	38.417 \| good	0.142 \| good	1.99 \| good	0.116 \| good
2026-07-18T22:00:00.000Z	31 \| good	5.001 \| good	8.791 \| good	34.376 \| good	0.128 \| good	1.825 \| good	0.112 \| good
2026-07-18T23:00:00.000Z	29 \| good	4.523 \| good	8.659 \| good	31.467 \| good	0.13 \| good	1.993 \| good	0.111 \| good
2026-07-19T00:00:00.000Z	27 \| good	4.651 \| good	8.76 \| good	28.779 \| good	0.143 \| good	2.086 \| good	0.112 \| good
2026-07-19T01:00:00.000Z	26 \| good	4.322 \| good	8.356 \| good	28.424 \| good	0.134 \| good	1.999 \| good	0.111 \| good
2026-07-19T02:00:00.000Z	26 \| good	4.179 \| good	8.644 \| good	27.919 \| good	0.133 \| good	1.964 \| good	0.109 \| good
2026-07-19T03:00:00.000Z	25 \| good	4.198 \| good	8.635 \| good	26.952 \| good	0.107 \| good	1.952 \| good	0.108 \| good
2026-07-19T04:00:00.000Z	25 \| good	4.237 \| good	9.252 \| good	26.916 \| good	0.114 \| good	1.927 \| good	0.106 \| good
2026-07-19T05:00:00.000Z	25 \| good	4.436 \| good	9.469 \| good	27.479 \| good	0.151 \| good	1.774 \| good	0.103 \| good
2026-07-19T06:00:00.000Z	27 \| good	4.542 \| good	9.536 \| good	25.966 \| good	0.17 \| good	1.522 \| good	0.104 \| good
2026-07-19T07:00:00.000Z	25 \| good	4.341 \| good	8.783 \| good	27.015 \| good	0.162 \| good	1.403 \| good	0.104 \| good
2026-07-19T08:00:00.000Z	27 \| good	4.001 \| good	7.988 \| good	29.378 \| good	0.119 \| good	1.076 \| good	0.103 \| good
2026-07-19T09:00:00.000Z	29 \| good	3.537 \| good	7.532 \| good	31.423 \| good	0.117 \| good	0.819 \| good	0.103 \| good
2026-07-19T10:00:00.000Z	31 \| good	3.415 \| good	6.835 \| good	33.715 \| good	0.118 \| good	0.687 \| good	0.102 \| good
2026-07-19T11:00:00.000Z	34 \| good	3.461 \| good	6.708 \| good	36.98 \| good	0.119 \| good	0.614 \| good	0.102 \| good
2026-07-19T12:00:00.000Z	35 \| good	3.511 \| good	6.269 \| good	38.478 \| good	0.113 \| good	0.563 \| good	0.101 \| good
2026-07-19T13:00:00.000Z	37 \| good	3.39 \| good	5.666 \| good	40.459 \| good	0.106 \| good	0.536 \| good	0.101 \| good
2026-07-19T14:00:00.000Z	39 \| good	3.381 \| good	5.135 \| good	41.657 \| good	0.097 \| good	0.537 \| good	0.102 \| good
2026-07-19T15:00:00.000Z	39 \| good	3.336 \| good	4.918 \| good	41.611 \| good	0.086 \| good	0.554 \| good	0.101 \| good
2026-07-19T16:00:00.000Z	39 \| good	3.155 \| good	4.571 \| good	42.234 \| good	0.081 \| good	0.591 \| good	0.1 \| good
2026-07-19T17:00:00.000Z	40 \| good	3.113 \| good	4.316 \| good	43.234 \| good	0.084 \| good	0.684 \| good	0.099 \| good
2026-07-19T18:00:00.000Z	40 \| good	3.048 \| good	4.202 \| good	43.109 \| good	0.097 \| good	0.763 \| good	0.1 \| good
2026-07-19T19:00:00.000Z	38 \| good	3.127 \| good	4.238 \| good	41.418 \| good	0.102 \| good	1.01 \| good	0.102 \| good
2026-07-19T20:00:00.000Z	36 \| good	3.239 \| good	4.44 \| good	39.206 \| good	0.138 \| good	1.645 \| good	0.103 \| good
2026-07-19T21:00:00.000Z	32 \| good	3.263 \| good	5.035 \| good	35 \| good	0.158 \| good	2.067 \| good	0.102 \| good
2026-07-19T22:00:00.000Z	29 \| good	3.352 \| good	5.367 \| good	31.306 \| good	0.162 \| good	2.231 \| good	0.101 \| good
2026-07-19T23:00:00.000Z	27 \| good	3.475 \| good	5.951 \| good	29.454 \| good	0.157 \| good	2.524 \| good	0.102 \| good
2026-07-20T00:00:00.000Z	25 \| good	3.603 \| good	6.461 \| good	26.992 \| good	0.169 \| good	2.981 \| good	0.103 \| good
2026-07-20T01:00:00.000Z	22 \| good	3.725 \| good	6.693 \| good	23.972 \| good	0.154 \| good	3.492 \| good	0.103 \| good
2026-07-20T02:00:00.000Z	22 \| good	3.926 \| good	7.347 \| good	21.079 \| good	0.141 \| good	3.348 \| good	0.102 \| good
2026-07-20T03:00:00.000Z	22 \| good	3.939 \| good	8.303 \| good	21.096 \| good	0.138 \| good	2.94 \| good	0.1 \| good
2026-07-20T04:00:00.000Z	22 \| good	4.001 \| good	9.085 \| good	21.502 \| good	0.132 \| good	2.795 \| good	0.098 \| good
2026-07-20T05:00:00.000Z	22 \| good	3.852 \| good	9.507 \| good	18.441 \| good	0.133 \| good	2.85 \| good	0.097 \| good
2026-07-20T06:00:00.000Z	22 \| good	4.031 \| good	8.899 \| good	20.192 \| good	0.157 \| good	2.712 \| good	0.099 \| good
2026-07-20T07:00:00.000Z	22 \| good	4.314 \| good	9.037 \| good	23.379 \| good	0.19 \| good	2.241 \| good	0.102 \| good
2026-07-20T08:00:00.000Z	24 \| good	3.907 \| good	8.894 \| good	26.119 \| good	0.182 \| good	1.965 \| good	0.102 \| good
2026-07-20T09:00:00.000Z	27 \| good	3.508 \| good	7.786 \| good	29.33 \| good	0.185 \| good	1.642 \| good	0.101 \| good

Cheltenham

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Cheltenham, Gloucestershire

0.02ppm

How accurate is Gloucestershire, UK air quality data?

The air quality data for Gloucestershire, UK is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Cheltenham, Gloucestershire get updated?

Air quality updates for Cheltenham, Gloucestershire are available every hour.

What time in the past 24 hours saw the poorest air quality in Cheltenham, Gloucestershire?

Cheltenham, Gloucestershire experienced its worst air quality at 10:00:00, 2026-07-17.

When was air quality in Cheltenham, Gloucestershire the best over the past 24 hours?

The best air quality in Cheltenham, Gloucestershire was observed at 04:00:00 on 2026-07-17.

What is the air quality in Cheltenham, Gloucestershire right now?

The air quality in Cheltenham, Gloucestershire right now is Moderate, with an AQI of 69.

What pollutant is most frequently found in Cheltenham, Gloucestershire?

In Cheltenham, Gloucestershire, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Cheltenham, Gloucestershire is poor?

When air quality in Cheltenham, Gloucestershire is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Cheltenham, Gloucestershire right now?

Cheltenham, Gloucestershire currently has a PM_2.5 concentration of 19.013 μg/m³.

What is the current level of PM₁₀ in Cheltenham, Gloucestershire?

Cheltenham, Gloucestershire currently has a PM₁₀ concentration of 27.475 μg/m³.

What is the current level of carbon monoxide (CO) in Cheltenham, Gloucestershire?

The current carbon monoxide (CO) level in Cheltenham, Gloucestershire is 0.021 ppm.

What is the current level of sulfur dioxide (SO₂) in Cheltenham, Gloucestershire?

The current sulfur dioxide (SO₂) concentration in Cheltenham, Gloucestershire is 0.568 ppb.

What is the current level of ozone (O₃) in Cheltenham, Gloucestershire?

Cheltenham, Gloucestershire currently has an ozone (O₃) concentration of 34.471 ppm.

What is the current level of nitrogen dioxide (NO₂) in Cheltenham, Gloucestershire?

The current level of nitrogen dioxide (NO₂) in Cheltenham, Gloucestershire is 3.772 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-16T10:00:00.000Z	56 \| moderate	11.981 \| good	21.879 \| good	32.741 \| good	0.565 \| good	8.274 \| good	0.041 \| good
2026-07-16T11:00:00.000Z	56 \| moderate	11.847 \| good	20.698 \| good	31.859 \| good	0.717 \| good	7.929 \| good	0.039 \| good
2026-07-16T12:00:00.000Z	56 \| moderate	11.925 \| good	20.803 \| good	32.275 \| good	0.719 \| good	6.91 \| good	0.036 \| good
2026-07-16T13:00:00.000Z	56 \| moderate	12 \| good	31.068 \| good	34.794 \| good	0.859 \| good	8.997 \| good	0.036 \| good
2026-07-16T14:00:00.000Z	56 \| moderate	11.523 \| good	31.785 \| good	37.133 \| good	0.815 \| good	5.366 \| good	0.036 \| good
2026-07-16T15:00:00.000Z	54 \| moderate	11.351 \| good	25.817 \| good	40.851 \| good	0.712 \| good	8.669 \| good	0.033 \| good
2026-07-16T16:00:00.000Z	54 \| moderate	11.431 \| good	23.247 \| good	43.215 \| good	0.712 \| good	9.672 \| good	0.033 \| good
2026-07-16T17:00:00.000Z	56 \| moderate	12.296 \| fine	26.547 \| good	44.089 \| good	0.662 \| good	9.091 \| good	0.032 \| good
2026-07-16T18:00:00.000Z	58 \| moderate	12.51 \| fine	26.181 \| good	45.101 \| good	0.579 \| good	11.627 \| good	0.036 \| good
2026-07-16T19:00:00.000Z	58 \| moderate	12.625 \| fine	19.967 \| good	47.134 \| good	0.661 \| good	11.52 \| good	0.043 \| good
2026-07-16T20:00:00.000Z	56 \| moderate	12.424 \| fine	18.957 \| good	49.677 \| good	0.541 \| good	7.671 \| good	0.047 \| good
2026-07-16T21:00:00.000Z	56 \| moderate	12.192 \| fine	18.867 \| good	52.187 \| good	0.768 \| good	8.506 \| good	0.046 \| good
2026-07-16T22:00:00.000Z	54 \| moderate	11.21 \| good	19.953 \| good	49.935 \| good	0.724 \| good	9.485 \| good	0.042 \| good
2026-07-16T23:00:00.000Z	54 \| moderate	11.412 \| good	19.405 \| good	51.157 \| good	0.58 \| good	9.225 \| good	0.043 \| good
2026-07-17T00:00:00.000Z	54 \| moderate	11.432 \| good	19.111 \| good	47.395 \| good	0.624 \| good	6.743 \| good	0.143 \| good
2026-07-17T01:00:00.000Z	54 \| moderate	10.839 \| good	19.794 \| good	45.616 \| good	0.569 \| good	6.155 \| good	0.144 \| good
2026-07-17T02:00:00.000Z	54 \| moderate	10.629 \| good	19.976 \| good	44.5 \| good	0.515 \| good	4.068 \| good	0.136 \| good
2026-07-17T03:00:00.000Z	54 \| moderate	10.982 \| good	20.373 \| good	38.041 \| good	0.515 \| good	3.573 \| good	0.13 \| good
2026-07-17T04:00:00.000Z	49 \| good	8.964 \| good	20.664 \| good	33.811 \| good	0.516 \| good	3.886 \| good	0.13 \| good
2026-07-17T05:00:00.000Z	44 \| good	8.404 \| good	21.143 \| good	32.547 \| good	0.515 \| good	4.413 \| good	0.141 \| good
2026-07-17T06:00:00.000Z	44 \| good	8.349 \| good	24.194 \| good	28.938 \| good	0.567 \| good	5.546 \| good	0.038 \| good
2026-07-17T07:00:00.000Z	52 \| moderate	9.722 \| good	26.79 \| good	27.177 \| good	0.563 \| good	5.97 \| good	0.038 \| good
2026-07-17T08:00:00.000Z	54 \| moderate	10.51 \| good	30.655 \| good	27.968 \| good	0.645 \| good	7.273 \| good	0.038 \| good
2026-07-17T09:00:00.000Z	52 \| moderate	10.499 \| good	25.987 \| good	26.497 \| good	0.645 \| good	8.03 \| good	0.037 \| good
2026-07-17T10:00:00.000Z	54 \| moderate	10.649 \| good	21.32 \| good	27.39 \| good	0.643 \| good	5.108 \| good	0.037 \| good
2026-07-17T11:00:00.000Z	54 \| moderate	10.891 \| good	23.237 \| good	28.832 \| good	0.771 \| good	10.585 \| good	0.04 \| good
2026-07-17T12:00:00.000Z	54 \| moderate	10.893 \| good	20.01 \| good	29.577 \| good	0.701 \| good	9.62 \| good	0.033 \| good
2026-07-17T13:00:00.000Z	54 \| moderate	10.765 \| good	20.589 \| good	36.771 \| good	0.704 \| good	6.712 \| good	0.035 \| good
2026-07-17T14:00:00.000Z	54 \| moderate	10.588 \| good	21.364 \| good	41.018 \| good	0.725 \| good	6.502 \| good	0.036 \| good
2026-07-17T15:00:00.000Z	54 \| moderate	10.574 \| good	21.261 \| good	43.759 \| good	0.575 \| good	6.824 \| good	0.038 \| good
2026-07-17T16:00:00.000Z	52 \| moderate	10.433 \| good	20.81 \| good	48.687 \| good	0.714 \| good	7.228 \| good	0.036 \| good
2026-07-17T17:00:00.000Z	60 \| moderate	13.618 \| fine	21.921 \| good	52.636 \| good	0.575 \| good	9.033 \| good	0.041 \| good
2026-07-17T18:00:00.000Z	58 \| moderate	13.466 \| fine	23.205 \| good	54.66 \| good	0.574 \| good	9.801 \| good	0.049 \| good
2026-07-17T19:00:00.000Z	77 \| moderate	14.779 \| fine	29.851 \| good	62.574 \| fine	0.715 \| good	9.941 \| good	0.048 \| good
2026-07-17T20:00:00.000Z	64 \| moderate	12.679 \| fine	25.68 \| good	58.705 \| fine	0.612 \| good	7.26 \| good	0.056 \| good
2026-07-17T21:00:00.000Z	80 \| moderate	15.207 \| fine	26.169 \| good	64.213 \| fine	0.612 \| good	5.944 \| good	0.053 \| good
2026-07-17T22:00:00.000Z	84 \| moderate	13.407 \| fine	31.084 \| good	64.651 \| fine	0.61 \| good	7.605 \| good	0.051 \| good
2026-07-17T23:00:00.000Z	67 \| moderate	13.354 \| fine	26.054 \| good	60.192 \| fine	0.599 \| good	5.741 \| good	0.047 \| good
2026-07-18T00:00:00.000Z	64 \| moderate	16.275 \| fine	25.542 \| good	57.552 \| fine	0.519 \| good	5.725 \| good	0.176 \| good
2026-07-18T01:00:00.000Z	67 \| moderate	17.605 \| fine	25.276 \| good	53.692 \| good	0.52 \| good	4.34 \| good	0.164 \| good
2026-07-18T02:00:00.000Z	66 \| moderate	17.24 \| fine	25.307 \| good	53.688 \| good	0.52 \| good	3.733 \| good	0.141 \| good
2026-07-18T03:00:00.000Z	66 \| moderate	17.393 \| fine	26.83 \| good	48.873 \| good	0.52 \| good	4.107 \| good	0.16 \| good
2026-07-18T04:00:00.000Z	67 \| moderate	18.342 \| fine	33.203 \| good	43.82 \| good	0.519 \| good	4.378 \| good	0.153 \| good
2026-07-18T05:00:00.000Z	64 \| moderate	16.032 \| fine	26.525 \| good	40.614 \| good	0.518 \| good	3.108 \| good	0.041 \| good
2026-07-18T06:00:00.000Z	60 \| moderate	14.464 \| fine	28.585 \| good	41.526 \| good	0.519 \| good	3.937 \| good	0.019 \| good
2026-07-18T07:00:00.000Z	62 \| moderate	15.461 \| fine	28.849 \| good	41.703 \| good	0.519 \| good	4.032 \| good	0.021 \| good
2026-07-18T08:00:00.000Z	69 \| moderate	19.013 \| fine	27.475 \| good	34.471 \| good	0.568 \| good	3.772 \| good	0.021 \| good
2026-07-18T09:00:00.000Z	66 \| moderate	17.371 \| fine	33.766 \| good	37.51 \| good	0.568 \| good	5.107 \| good	0.019 \| good
2026-07-18T09:00:00.000Z	69 \| moderate	19.013 \| fine	27.475 \| good	34.471 \| good	0.568 \| good	3.772 \| good	0.021 \| good
2026-07-18T10:00:00.000Z	44 \| good	7.635 \| good	11.829 \| good	39.403 \| good	0.101 \| good	0.781 \| good	0.108 \| good
2026-07-18T11:00:00.000Z	44 \| good	7.608 \| good	12.201 \| good	42.078 \| good	0.097 \| good	0.686 \| good	0.11 \| good
2026-07-18T12:00:00.000Z	44 \| good	7.874 \| good	12.909 \| good	44.36 \| good	0.098 \| good	0.688 \| good	0.112 \| good
2026-07-18T13:00:00.000Z	44 \| good	8.318 \| good	13.506 \| good	44.756 \| good	0.101 \| good	0.765 \| good	0.115 \| good
2026-07-18T14:00:00.000Z	49 \| good	8.793 \| good	13.355 \| good	45.641 \| good	0.101 \| good	0.789 \| good	0.117 \| good
2026-07-18T15:00:00.000Z	49 \| good	8.547 \| good	12.51 \| good	46.444 \| good	0.093 \| good	0.806 \| good	0.119 \| good
2026-07-18T16:00:00.000Z	44 \| good	8.405 \| good	11.818 \| good	46.272 \| good	0.084 \| good	0.896 \| good	0.121 \| good
2026-07-18T17:00:00.000Z	44 \| good	8.046 \| good	11.507 \| good	45.556 \| good	0.087 \| good	0.964 \| good	0.122 \| good
2026-07-18T18:00:00.000Z	44 \| good	7.57 \| good	11.144 \| good	45.503 \| good	0.099 \| good	1.113 \| good	0.121 \| good
2026-07-18T19:00:00.000Z	44 \| good	7.605 \| good	11.645 \| good	43.739 \| good	0.114 \| good	1.324 \| good	0.12 \| good
2026-07-18T20:00:00.000Z	39 \| good	7.147 \| good	11.703 \| good	41.81 \| good	0.14 \| good	1.582 \| good	0.119 \| good
2026-07-18T21:00:00.000Z	35 \| good	6.193 \| good	9.511 \| good	38.417 \| good	0.142 \| good	1.99 \| good	0.116 \| good
2026-07-18T22:00:00.000Z	31 \| good	5.001 \| good	8.791 \| good	34.376 \| good	0.128 \| good	1.825 \| good	0.112 \| good
2026-07-18T23:00:00.000Z	29 \| good	4.523 \| good	8.659 \| good	31.467 \| good	0.13 \| good	1.993 \| good	0.111 \| good
2026-07-19T00:00:00.000Z	27 \| good	4.651 \| good	8.76 \| good	28.779 \| good	0.143 \| good	2.086 \| good	0.112 \| good
2026-07-19T01:00:00.000Z	26 \| good	4.322 \| good	8.356 \| good	28.424 \| good	0.134 \| good	1.999 \| good	0.111 \| good
2026-07-19T02:00:00.000Z	26 \| good	4.179 \| good	8.644 \| good	27.919 \| good	0.133 \| good	1.964 \| good	0.109 \| good
2026-07-19T03:00:00.000Z	25 \| good	4.198 \| good	8.635 \| good	26.952 \| good	0.107 \| good	1.952 \| good	0.108 \| good
2026-07-19T04:00:00.000Z	25 \| good	4.237 \| good	9.252 \| good	26.916 \| good	0.114 \| good	1.927 \| good	0.106 \| good
2026-07-19T05:00:00.000Z	25 \| good	4.436 \| good	9.469 \| good	27.479 \| good	0.151 \| good	1.774 \| good	0.103 \| good
2026-07-19T06:00:00.000Z	27 \| good	4.542 \| good	9.536 \| good	25.966 \| good	0.17 \| good	1.522 \| good	0.104 \| good
2026-07-19T07:00:00.000Z	25 \| good	4.341 \| good	8.783 \| good	27.015 \| good	0.162 \| good	1.403 \| good	0.104 \| good
2026-07-19T08:00:00.000Z	27 \| good	4.001 \| good	7.988 \| good	29.378 \| good	0.119 \| good	1.076 \| good	0.103 \| good
2026-07-19T09:00:00.000Z	29 \| good	3.537 \| good	7.532 \| good	31.423 \| good	0.117 \| good	0.819 \| good	0.103 \| good
2026-07-19T10:00:00.000Z	31 \| good	3.415 \| good	6.835 \| good	33.715 \| good	0.118 \| good	0.687 \| good	0.102 \| good
2026-07-19T11:00:00.000Z	34 \| good	3.461 \| good	6.708 \| good	36.98 \| good	0.119 \| good	0.614 \| good	0.102 \| good
2026-07-19T12:00:00.000Z	35 \| good	3.511 \| good	6.269 \| good	38.478 \| good	0.113 \| good	0.563 \| good	0.101 \| good
2026-07-19T13:00:00.000Z	37 \| good	3.39 \| good	5.666 \| good	40.459 \| good	0.106 \| good	0.536 \| good	0.101 \| good
2026-07-19T14:00:00.000Z	39 \| good	3.381 \| good	5.135 \| good	41.657 \| good	0.097 \| good	0.537 \| good	0.102 \| good
2026-07-19T15:00:00.000Z	39 \| good	3.336 \| good	4.918 \| good	41.611 \| good	0.086 \| good	0.554 \| good	0.101 \| good
2026-07-19T16:00:00.000Z	39 \| good	3.155 \| good	4.571 \| good	42.234 \| good	0.081 \| good	0.591 \| good	0.1 \| good
2026-07-19T17:00:00.000Z	40 \| good	3.113 \| good	4.316 \| good	43.234 \| good	0.084 \| good	0.684 \| good	0.099 \| good
2026-07-19T18:00:00.000Z	40 \| good	3.048 \| good	4.202 \| good	43.109 \| good	0.097 \| good	0.763 \| good	0.1 \| good
2026-07-19T19:00:00.000Z	38 \| good	3.127 \| good	4.238 \| good	41.418 \| good	0.102 \| good	1.01 \| good	0.102 \| good
2026-07-19T20:00:00.000Z	36 \| good	3.239 \| good	4.44 \| good	39.206 \| good	0.138 \| good	1.645 \| good	0.103 \| good
2026-07-19T21:00:00.000Z	32 \| good	3.263 \| good	5.035 \| good	35 \| good	0.158 \| good	2.067 \| good	0.102 \| good
2026-07-19T22:00:00.000Z	29 \| good	3.352 \| good	5.367 \| good	31.306 \| good	0.162 \| good	2.231 \| good	0.101 \| good
2026-07-19T23:00:00.000Z	27 \| good	3.475 \| good	5.951 \| good	29.454 \| good	0.157 \| good	2.524 \| good	0.102 \| good
2026-07-20T00:00:00.000Z	25 \| good	3.603 \| good	6.461 \| good	26.992 \| good	0.169 \| good	2.981 \| good	0.103 \| good
2026-07-20T01:00:00.000Z	22 \| good	3.725 \| good	6.693 \| good	23.972 \| good	0.154 \| good	3.492 \| good	0.103 \| good
2026-07-20T02:00:00.000Z	22 \| good	3.926 \| good	7.347 \| good	21.079 \| good	0.141 \| good	3.348 \| good	0.102 \| good
2026-07-20T03:00:00.000Z	22 \| good	3.939 \| good	8.303 \| good	21.096 \| good	0.138 \| good	2.94 \| good	0.1 \| good
2026-07-20T04:00:00.000Z	22 \| good	4.001 \| good	9.085 \| good	21.502 \| good	0.132 \| good	2.795 \| good	0.098 \| good
2026-07-20T05:00:00.000Z	22 \| good	3.852 \| good	9.507 \| good	18.441 \| good	0.133 \| good	2.85 \| good	0.097 \| good
2026-07-20T06:00:00.000Z	22 \| good	4.031 \| good	8.899 \| good	20.192 \| good	0.157 \| good	2.712 \| good	0.099 \| good
2026-07-20T07:00:00.000Z	22 \| good	4.314 \| good	9.037 \| good	23.379 \| good	0.19 \| good	2.241 \| good	0.102 \| good
2026-07-20T08:00:00.000Z	24 \| good	3.907 \| good	8.894 \| good	26.119 \| good	0.182 \| good	1.965 \| good	0.102 \| good
2026-07-20T09:00:00.000Z	27 \| good	3.508 \| good	7.786 \| good	29.33 \| good	0.185 \| good	1.642 \| good	0.101 \| good

Current air quality index in Cheltenham, Gloucestershire today

Common air pollutants in Cheltenham, Gloucestershire

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Cheltenham, Gloucestershire air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Cheltenham, Gloucestershire

Air quality in nearby cities

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How accurate is Gloucestershire, UK air quality data?

Air quality levels in UK

Frequently asked questions

How frequently does the air quality data for Cheltenham, Gloucestershire get updated?

What time in the past 24 hours saw the poorest air quality in Cheltenham, Gloucestershire?

When was air quality in Cheltenham, Gloucestershire the best over the past 24 hours?

What is the air quality in Cheltenham, Gloucestershire right now?

What pollutant is most frequently found in Cheltenham, Gloucestershire?

What can I do if the air quality in Cheltenham, Gloucestershire is poor?

What is the PM2.5 concentration in Cheltenham, Gloucestershire right now?

What is the current level of PM10 in Cheltenham, Gloucestershire?

What is the current level of carbon monoxide (CO) in Cheltenham, Gloucestershire?

What is the current level of sulfur dioxide (SO2) in Cheltenham, Gloucestershire?

What is the current level of ozone (O3) in Cheltenham, Gloucestershire?

What is the current level of nitrogen dioxide (NO2) in Cheltenham, Gloucestershire?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 concentration in Cheltenham, Gloucestershire right now?

What is the current level of PM₁₀ in Cheltenham, Gloucestershire?

What is the current level of sulfur dioxide (SO₂) in Cheltenham, Gloucestershire?

What is the current level of ozone (O₃) in Cheltenham, Gloucestershire?

What is the current level of nitrogen dioxide (NO₂) in Cheltenham, Gloucestershire?