What is the current level of PM10 in Helston, Cornwall?

Helston, Cornwall currently has a PM10 concentration of 7.14 μg/m3.

What is the current level of sulfur dioxide (SO2) in Helston, Cornwall?

The current sulfur dioxide (SO2) concentration in Helston, Cornwall is 0.032 ppb.

What is the current level of ozone (O3) in Helston, Cornwall?

Helston, Cornwall currently has an ozone (O3) concentration of 29.458 ppm.

What is the current level of nitrogen dioxide (NO2) in Helston, Cornwall?

The current level of nitrogen dioxide (NO2) in Helston, Cornwall is 0.591 ppb.

Current air quality index in Helston, Cornwall today

Name: Live air pollution levels in Helston, Cornwall today
Creator: Ambee

Stay updated with real-time air quality in Helston, Cornwall 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)

Good

Helston, Cornwall

Last updated: ... (Local time)

Common air pollutants in Helston, Cornwall

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.23 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

4.20 μg/m³

155

255

425

605+

Ozone (O₃)

22.73 ppb

201

201+

Sulfur Dioxide (SO₂)

0.07 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.20 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.11 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Helston, Cornwall

Get Live Pollen Counts

Helston, Cornwall

Scroll To Air Quality Map

Track live Helston, Cornwall air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-21T06:00:00.000Z	27 \| good	3.185 \| good	5.338 \| good	29.191 \| good	0.056 \| good	1.156 \| good	0.115 \| good
2025-07-21T07:00:00.000Z	27 \| good	3.033 \| good	5.333 \| good	28.645 \| good	0.049 \| good	1.054 \| good	0.113 \| good
2025-07-21T08:00:00.000Z	28 \| good	3.19 \| good	5.74 \| good	29.778 \| good	0.049 \| good	0.984 \| good	0.112 \| good
2025-07-21T09:00:00.000Z	30 \| good	3.099 \| good	6.328 \| good	31.95 \| good	0.066 \| good	0.879 \| good	0.109 \| good
2025-07-21T10:00:00.000Z	30 \| good	3.126 \| good	6.673 \| good	32.318 \| good	0.078 \| good	0.677 \| good	0.109 \| good
2025-07-21T11:00:00.000Z	30 \| good	2.059 \| good	4.237 \| good	32.425 \| good	0.076 \| good	0.68 \| good	0.12 \| good
2025-07-21T12:00:00.000Z	32 \| good	3.289 \| good	5.937 \| good	34.519 \| good	0.065 \| good	0.604 \| good	0.107 \| good
2025-07-21T13:00:00.000Z	34 \| good	3.289 \| good	7.679 \| good	36.864 \| good	0.04 \| good	0.477 \| good	0.104 \| good
2025-07-21T14:00:00.000Z	35 \| good	3.54 \| good	7.587 \| good	37.827 \| good	0.038 \| good	0.408 \| good	0.103 \| good
2025-07-21T15:00:00.000Z	35 \| good	4.271 \| good	7.613 \| good	38.038 \| good	0.038 \| good	0.384 \| good	0.102 \| good
2025-07-21T16:00:00.000Z	35 \| good	4.688 \| good	7.793 \| good	38.093 \| good	0.043 \| good	0.41 \| good	0.1 \| good
2025-07-21T17:00:00.000Z	32 \| good	4.485 \| good	8.197 \| good	34.999 \| good	0.052 \| good	0.436 \| good	0.098 \| good
2025-07-21T18:00:00.000Z	31 \| good	3.874 \| good	8.628 \| good	32.891 \| good	0.058 \| good	0.456 \| good	0.097 \| good
2025-07-21T19:00:00.000Z	29 \| good	4.258 \| good	9.61 \| good	31.045 \| good	0.064 \| good	0.428 \| good	0.096 \| good
2025-07-21T20:00:00.000Z	29 \| good	4.691 \| good	11.12 \| good	30.642 \| good	0.061 \| good	0.49 \| good	0.096 \| good
2025-07-21T21:00:00.000Z	27 \| good	4.761 \| good	12.216 \| good	29.071 \| good	0.056 \| good	0.543 \| good	0.096 \| good
2025-07-21T22:00:00.000Z	27 \| good	4.554 \| good	12.021 \| good	28.35 \| good	0.045 \| good	0.596 \| good	0.098 \| good
2025-07-21T23:00:00.000Z	27 \| good	4.52 \| good	11.587 \| good	28.629 \| good	0.043 \| good	0.616 \| good	0.1 \| good
2025-07-22T00:00:00.000Z	27 \| good	4.335 \| good	11.34 \| good	28.809 \| good	0.043 \| good	0.587 \| good	0.103 \| good
2025-07-22T01:00:00.000Z	27 \| good	4.163 \| good	10.871 \| good	29.144 \| good	0.042 \| good	0.56 \| good	0.105 \| good
2025-07-22T02:00:00.000Z	28 \| good	4.063 \| good	10.407 \| good	29.528 \| good	0.041 \| good	0.574 \| good	0.105 \| good
2025-07-22T03:00:00.000Z	27 \| good	3.674 \| good	9.554 \| good	28.682 \| good	0.044 \| good	0.587 \| good	0.105 \| good
2025-07-22T04:00:00.000Z	26 \| good	3.376 \| good	8.958 \| good	28.024 \| good	0.046 \| good	0.632 \| good	0.106 \| good
2025-07-22T05:00:00.000Z	25 \| good	3.188 \| good	8.557 \| good	27.393 \| good	0.048 \| good	0.694 \| good	0.104 \| good
2025-07-22T06:00:00.000Z	25 \| good	3.086 \| good	8.15 \| good	26.889 \| good	0.039 \| good	0.795 \| good	0.104 \| good
2025-07-22T07:00:00.000Z	26 \| good	3.13 \| good	7.928 \| good	27.648 \| good	0.034 \| good	0.74 \| good	0.107 \| good
2025-07-22T08:00:00.000Z	27 \| good	2.923 \| good	7.14 \| good	29.458 \| good	0.032 \| good	0.591 \| good	0.107 \| good
2025-07-22T09:00:00.000Z	27 \| good	2.949 \| good	6.599 \| good	29.461 \| good	0.05 \| good	0.486 \| good	0.105 \| good
2025-07-22T10:00:00.000Z	27 \| good	2.965 \| good	5.941 \| good	29.095 \| good	0.052 \| good	0.404 \| good	0.105 \| good
2025-07-22T11:00:00.000Z	29 \| good	2.763 \| good	4.709 \| good	31.149 \| good	0.054 \| good	0.362 \| good	0.108 \| good
2025-07-22T12:00:00.000Z	29 \| good	2.735 \| good	4.752 \| good	31.454 \| good	0.053 \| good	0.349 \| good	0.107 \| good
2025-07-22T13:00:00.000Z	29 \| good	2.634 \| good	5.072 \| good	30.948 \| good	0.056 \| good	0.342 \| good	0.106 \| good
2025-07-22T14:00:00.000Z	29 \| good	2.795 \| good	5.353 \| good	31.014 \| good	0.063 \| good	0.383 \| good	0.105 \| good
2025-07-22T15:00:00.000Z	29 \| good	3.008 \| good	5.584 \| good	30.619 \| good	0.073 \| good	0.435 \| good	0.105 \| good
2025-07-22T16:00:00.000Z	28 \| good	3.186 \| good	5.657 \| good	30.091 \| good	0.074 \| good	0.48 \| good	0.105 \| good
2025-07-22T17:00:00.000Z	27 \| good	3.366 \| good	5.421 \| good	29.242 \| good	0.079 \| good	0.516 \| good	0.106 \| good
2025-07-22T18:00:00.000Z	26 \| good	3.274 \| good	5.187 \| good	27.932 \| good	0.09 \| good	0.621 \| good	0.106 \| good
2025-07-22T19:00:00.000Z	25 \| good	3.126 \| good	4.861 \| good	26.839 \| good	0.084 \| good	0.693 \| good	0.106 \| good
2025-07-22T20:00:00.000Z	23 \| good	3.027 \| good	4.691 \| good	25.11 \| good	0.095 \| good	0.971 \| good	0.107 \| good
2025-07-22T21:00:00.000Z	23 \| good	3.011 \| good	4.772 \| good	24.597 \| good	0.106 \| good	1.157 \| good	0.106 \| good
2025-07-22T22:00:00.000Z	22 \| good	3.067 \| good	4.452 \| good	24.06 \| good	0.123 \| good	1.222 \| good	0.105 \| good
2025-07-22T23:00:00.000Z	22 \| good	2.884 \| good	4.038 \| good	24.308 \| good	0.102 \| good	1.183 \| good	0.104 \| good
2025-07-23T00:00:00.000Z	22 \| good	2.716 \| good	3.871 \| good	23.999 \| good	0.08 \| good	1.146 \| good	0.102 \| good
2025-07-23T01:00:00.000Z	21 \| good	2.597 \| good	3.855 \| good	22.969 \| good	0.069 \| good	1.071 \| good	0.103 \| good
2025-07-23T02:00:00.000Z	20 \| good	2.445 \| good	3.869 \| good	22.076 \| good	0.069 \| good	1.161 \| good	0.105 \| good
2025-07-23T03:00:00.000Z	21 \| good	2.277 \| good	3.997 \| good	22.714 \| good	0.072 \| good	1.17 \| good	0.107 \| good
2025-07-23T04:00:00.000Z	21 \| good	2.232 \| good	4.2 \| good	22.73 \| good	0.075 \| good	1.196 \| good	0.106 \| good
2025-07-23T05:00:00.000Z	21 \| good	2.232 \| good	4.2 \| good	22.73 \| good	0.075 \| good	1.196 \| good	0.106 \| good
2025-07-22T10:00:00.000Z	27 \| good	3.217 \| good	6.227 \| good	29.373 \| good	0.067 \| good	0.423 \| good	0.106 \| good
2025-07-22T11:00:00.000Z	28 \| good	3.296 \| good	5.908 \| good	29.954 \| good	0.07 \| good	0.395 \| good	0.106 \| good
2025-07-22T12:00:00.000Z	28 \| good	3.118 \| good	5.651 \| good	30.311 \| good	0.077 \| good	0.382 \| good	0.108 \| good
2025-07-22T13:00:00.000Z	29 \| good	3.001 \| good	5.664 \| good	31.132 \| good	0.081 \| good	0.383 \| good	0.106 \| good
2025-07-22T14:00:00.000Z	30 \| good	3.081 \| good	5.669 \| good	31.926 \| good	0.085 \| good	0.44 \| good	0.104 \| good
2025-07-22T15:00:00.000Z	30 \| good	3.275 \| good	5.926 \| good	32.105 \| good	0.091 \| good	0.536 \| good	0.104 \| good
2025-07-22T16:00:00.000Z	29 \| good	3.501 \| good	5.917 \| good	31.252 \| good	0.094 \| good	0.599 \| good	0.103 \| good
2025-07-22T17:00:00.000Z	28 \| good	3.52 \| good	5.558 \| good	29.827 \| good	0.093 \| good	0.667 \| good	0.103 \| good
2025-07-22T18:00:00.000Z	28 \| good	3.665 \| good	5.554 \| good	29.619 \| good	0.094 \| good	0.668 \| good	0.103 \| good
2025-07-22T19:00:00.000Z	27 \| good	3.573 \| good	5.549 \| good	28.659 \| good	0.093 \| good	0.782 \| good	0.104 \| good
2025-07-22T20:00:00.000Z	25 \| good	3.23 \| good	5.271 \| good	26.877 \| good	0.101 \| good	0.997 \| good	0.107 \| good
2025-07-22T21:00:00.000Z	25 \| good	3.059 \| good	5.01 \| good	27.158 \| good	0.099 \| good	0.984 \| good	0.11 \| good
2025-07-22T22:00:00.000Z	23 \| good	2.917 \| good	4.841 \| good	24.689 \| good	0.12 \| good	1.236 \| good	0.108 \| good
2025-07-22T23:00:00.000Z	22 \| good	2.874 \| good	4.517 \| good	24.11 \| good	0.116 \| good	1.254 \| good	0.108 \| good
2025-07-23T00:00:00.000Z	22 \| good	2.758 \| good	4.33 \| good	24.019 \| good	0.098 \| good	1.285 \| good	0.11 \| good
2025-07-23T01:00:00.000Z	20 \| good	2.536 \| good	4.423 \| good	22.324 \| good	0.08 \| good	1.145 \| good	0.109 \| good
2025-07-23T02:00:00.000Z	20 \| good	2.533 \| good	4.407 \| good	22.188 \| good	0.075 \| good	1.019 \| good	0.109 \| good
2025-07-23T03:00:00.000Z	20 \| good	2.639 \| good	4.614 \| good	22.417 \| good	0.076 \| good	1.015 \| good	0.109 \| good
2025-07-23T04:00:00.000Z	21 \| good	2.7 \| good	4.432 \| good	22.718 \| good	0.077 \| good	1.033 \| good	0.11 \| good
2025-07-23T05:00:00.000Z	21 \| good	2.698 \| good	4.279 \| good	23.439 \| good	0.081 \| good	1.129 \| good	0.109 \| good
2025-07-23T06:00:00.000Z	22 \| good	2.628 \| good	4.305 \| good	23.629 \| good	0.099 \| good	1.232 \| good	0.108 \| good
2025-07-23T07:00:00.000Z	24 \| good	2.511 \| good	4.08 \| good	26.129 \| good	0.095 \| good	1.074 \| good	0.108 \| good
2025-07-23T08:00:00.000Z	25 \| good	2.411 \| good	3.9 \| good	26.659 \| good	0.072 \| good	0.793 \| good	0.11 \| good
2025-07-23T09:00:00.000Z	26 \| good	2.4 \| good	3.808 \| good	27.878 \| good	0.071 \| good	0.644 \| good	0.112 \| good
2025-07-23T10:00:00.000Z	26 \| good	2.494 \| good	3.968 \| good	28.16 \| good	0.081 \| good	0.574 \| good	0.111 \| good
2025-07-23T11:00:00.000Z	27 \| good	2.81 \| good	4.23 \| good	29.105 \| good	0.08 \| good	0.527 \| good	0.108 \| good
2025-07-23T12:00:00.000Z	28 \| good	2.88 \| good	4.542 \| good	29.766 \| good	0.089 \| good	0.462 \| good	0.106 \| good
2025-07-23T13:00:00.000Z	30 \| good	3.017 \| good	4.701 \| good	32.239 \| good	0.092 \| good	0.396 \| good	0.106 \| good
2025-07-23T14:00:00.000Z	31 \| good	3.453 \| good	5.182 \| good	33.576 \| good	0.099 \| good	0.37 \| good	0.103 \| good
2025-07-23T15:00:00.000Z	31 \| good	3.718 \| good	5.95 \| good	33.861 \| good	0.101 \| good	0.368 \| good	0.103 \| good
2025-07-23T16:00:00.000Z	31 \| good	3.852 \| good	6.488 \| good	32.895 \| good	0.09 \| good	0.387 \| good	0.1 \| good
2025-07-23T17:00:00.000Z	31 \| good	3.77 \| good	6.267 \| good	33.211 \| good	0.092 \| good	0.412 \| good	0.099 \| good
2025-07-23T18:00:00.000Z	32 \| good	3.781 \| good	6.009 \| good	34.617 \| good	0.1 \| good	0.428 \| good	0.1 \| good
2025-07-23T19:00:00.000Z	31 \| good	3.801 \| good	6.143 \| good	33.557 \| good	0.098 \| good	0.467 \| good	0.1 \| good
2025-07-23T20:00:00.000Z	31 \| good	3.97 \| good	6.461 \| good	32.965 \| good	0.096 \| good	0.584 \| good	0.101 \| good
2025-07-23T21:00:00.000Z	30 \| good	4.063 \| good	6.681 \| good	31.908 \| good	0.089 \| good	0.694 \| good	0.101 \| good
2025-07-23T22:00:00.000Z	29 \| good	4.133 \| good	6.936 \| good	30.754 \| good	0.095 \| good	0.761 \| good	0.101 \| good
2025-07-23T23:00:00.000Z	28 \| good	4.192 \| good	6.754 \| good	29.616 \| good	0.087 \| good	0.794 \| good	0.102 \| good
2025-07-24T00:00:00.000Z	26 \| good	4.206 \| good	6.692 \| good	28.451 \| good	0.074 \| good	0.813 \| good	0.103 \| good
2025-07-24T01:00:00.000Z	26 \| good	4.328 \| good	6.361 \| good	28.264 \| good	0.076 \| good	0.776 \| good	0.103 \| good
2025-07-24T02:00:00.000Z	26 \| good	4.274 \| good	6.33 \| good	28.237 \| good	0.082 \| good	0.777 \| good	0.103 \| good
2025-07-24T03:00:00.000Z	26 \| good	4.381 \| good	6.552 \| good	28.223 \| good	0.089 \| good	0.808 \| good	0.103 \| good
2025-07-24T04:00:00.000Z	27 \| good	4.519 \| good	6.69 \| good	28.111 \| good	0.095 \| good	0.858 \| good	0.103 \| good
2025-07-24T05:00:00.000Z	27 \| good	4.712 \| good	6.582 \| good	27.67 \| good	0.096 \| good	0.985 \| good	0.103 \| good
2025-07-24T06:00:00.000Z	27 \| good	4.926 \| good	6.709 \| good	27.887 \| good	0.093 \| good	1.149 \| good	0.103 \| good
2025-07-24T07:00:00.000Z	27 \| good	4.91 \| good	6.894 \| good	28.641 \| good	0.082 \| good	0.965 \| good	0.104 \| good
2025-07-24T08:00:00.000Z	27 \| good	4.866 \| good	7.361 \| good	29.098 \| good	0.085 \| good	0.85 \| good	0.105 \| good
2025-07-24T09:00:00.000Z	28 \| good	4.822 \| good	7.58 \| good	29.688 \| good	0.108 \| good	0.678 \| good	0.105 \| good

Helston

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Helston, Cornwall

0.11ppm

How accurate is Cornwall, UK air quality data?

The air quality data for Cornwall, 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

Air quality levels in UK

Check live rankings of places in the UK affected by air pollution.

View Polluted Cities

Check live rankings of places in the UK with the cleanest air.

View Clean Cities

Frequently asked questions

How frequently does the air quality data for Helston, Cornwall get updated?

Air quality updates for Helston, Cornwall are available every hour.

What time in the past 24 hours saw the poorest air quality in Helston, Cornwall?

Helston, Cornwall experienced its worst air quality at 04:00:00, 2025-07-21.

When was air quality in Helston, Cornwall the best over the past 24 hours?

The best air quality in Helston, Cornwall was observed at 06:00:00 on 2025-07-22.

What is the air quality in Helston, Cornwall right now?

The air quality in Helston, Cornwall right now is Good, with an AQI of 27.

What pollutant is most frequently found in Helston, Cornwall?

In Helston, Cornwall, O3 is the most frequently found pollutant.

What can I do if the air quality in Helston, Cornwall is poor?

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

What is the PM_2.5 concentration in Helston, Cornwall right now?

Helston, Cornwall currently has a PM_2.5 concentration of 2.923 μg/m³.

What is the current level of PM₁₀ in Helston, Cornwall?

Helston, Cornwall currently has a PM₁₀ concentration of 7.14 μg/m³.

What is the current level of carbon monoxide (CO) in Helston, Cornwall?

The current carbon monoxide (CO) level in Helston, Cornwall is 0.107 ppm.

What is the current level of sulfur dioxide (SO₂) in Helston, Cornwall?

The current sulfur dioxide (SO₂) concentration in Helston, Cornwall is 0.032 ppb.

What is the current level of ozone (O₃) in Helston, Cornwall?

Helston, Cornwall currently has an ozone (O₃) concentration of 29.458 ppm.

What is the current level of nitrogen dioxide (NO₂) in Helston, Cornwall?

The current level of nitrogen dioxide (NO₂) in Helston, Cornwall is 0.591 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-21T06:00:00.000Z	27 \| good	3.185 \| good	5.338 \| good	29.191 \| good	0.056 \| good	1.156 \| good	0.115 \| good
2025-07-21T07:00:00.000Z	27 \| good	3.033 \| good	5.333 \| good	28.645 \| good	0.049 \| good	1.054 \| good	0.113 \| good
2025-07-21T08:00:00.000Z	28 \| good	3.19 \| good	5.74 \| good	29.778 \| good	0.049 \| good	0.984 \| good	0.112 \| good
2025-07-21T09:00:00.000Z	30 \| good	3.099 \| good	6.328 \| good	31.95 \| good	0.066 \| good	0.879 \| good	0.109 \| good
2025-07-21T10:00:00.000Z	30 \| good	3.126 \| good	6.673 \| good	32.318 \| good	0.078 \| good	0.677 \| good	0.109 \| good
2025-07-21T11:00:00.000Z	30 \| good	2.059 \| good	4.237 \| good	32.425 \| good	0.076 \| good	0.68 \| good	0.12 \| good
2025-07-21T12:00:00.000Z	32 \| good	3.289 \| good	5.937 \| good	34.519 \| good	0.065 \| good	0.604 \| good	0.107 \| good
2025-07-21T13:00:00.000Z	34 \| good	3.289 \| good	7.679 \| good	36.864 \| good	0.04 \| good	0.477 \| good	0.104 \| good
2025-07-21T14:00:00.000Z	35 \| good	3.54 \| good	7.587 \| good	37.827 \| good	0.038 \| good	0.408 \| good	0.103 \| good
2025-07-21T15:00:00.000Z	35 \| good	4.271 \| good	7.613 \| good	38.038 \| good	0.038 \| good	0.384 \| good	0.102 \| good
2025-07-21T16:00:00.000Z	35 \| good	4.688 \| good	7.793 \| good	38.093 \| good	0.043 \| good	0.41 \| good	0.1 \| good
2025-07-21T17:00:00.000Z	32 \| good	4.485 \| good	8.197 \| good	34.999 \| good	0.052 \| good	0.436 \| good	0.098 \| good
2025-07-21T18:00:00.000Z	31 \| good	3.874 \| good	8.628 \| good	32.891 \| good	0.058 \| good	0.456 \| good	0.097 \| good
2025-07-21T19:00:00.000Z	29 \| good	4.258 \| good	9.61 \| good	31.045 \| good	0.064 \| good	0.428 \| good	0.096 \| good
2025-07-21T20:00:00.000Z	29 \| good	4.691 \| good	11.12 \| good	30.642 \| good	0.061 \| good	0.49 \| good	0.096 \| good
2025-07-21T21:00:00.000Z	27 \| good	4.761 \| good	12.216 \| good	29.071 \| good	0.056 \| good	0.543 \| good	0.096 \| good
2025-07-21T22:00:00.000Z	27 \| good	4.554 \| good	12.021 \| good	28.35 \| good	0.045 \| good	0.596 \| good	0.098 \| good
2025-07-21T23:00:00.000Z	27 \| good	4.52 \| good	11.587 \| good	28.629 \| good	0.043 \| good	0.616 \| good	0.1 \| good
2025-07-22T00:00:00.000Z	27 \| good	4.335 \| good	11.34 \| good	28.809 \| good	0.043 \| good	0.587 \| good	0.103 \| good
2025-07-22T01:00:00.000Z	27 \| good	4.163 \| good	10.871 \| good	29.144 \| good	0.042 \| good	0.56 \| good	0.105 \| good
2025-07-22T02:00:00.000Z	28 \| good	4.063 \| good	10.407 \| good	29.528 \| good	0.041 \| good	0.574 \| good	0.105 \| good
2025-07-22T03:00:00.000Z	27 \| good	3.674 \| good	9.554 \| good	28.682 \| good	0.044 \| good	0.587 \| good	0.105 \| good
2025-07-22T04:00:00.000Z	26 \| good	3.376 \| good	8.958 \| good	28.024 \| good	0.046 \| good	0.632 \| good	0.106 \| good
2025-07-22T05:00:00.000Z	25 \| good	3.188 \| good	8.557 \| good	27.393 \| good	0.048 \| good	0.694 \| good	0.104 \| good
2025-07-22T06:00:00.000Z	25 \| good	3.086 \| good	8.15 \| good	26.889 \| good	0.039 \| good	0.795 \| good	0.104 \| good
2025-07-22T07:00:00.000Z	26 \| good	3.13 \| good	7.928 \| good	27.648 \| good	0.034 \| good	0.74 \| good	0.107 \| good
2025-07-22T08:00:00.000Z	27 \| good	2.923 \| good	7.14 \| good	29.458 \| good	0.032 \| good	0.591 \| good	0.107 \| good
2025-07-22T09:00:00.000Z	27 \| good	2.949 \| good	6.599 \| good	29.461 \| good	0.05 \| good	0.486 \| good	0.105 \| good
2025-07-22T10:00:00.000Z	27 \| good	2.965 \| good	5.941 \| good	29.095 \| good	0.052 \| good	0.404 \| good	0.105 \| good
2025-07-22T11:00:00.000Z	29 \| good	2.763 \| good	4.709 \| good	31.149 \| good	0.054 \| good	0.362 \| good	0.108 \| good
2025-07-22T12:00:00.000Z	29 \| good	2.735 \| good	4.752 \| good	31.454 \| good	0.053 \| good	0.349 \| good	0.107 \| good
2025-07-22T13:00:00.000Z	29 \| good	2.634 \| good	5.072 \| good	30.948 \| good	0.056 \| good	0.342 \| good	0.106 \| good
2025-07-22T14:00:00.000Z	29 \| good	2.795 \| good	5.353 \| good	31.014 \| good	0.063 \| good	0.383 \| good	0.105 \| good
2025-07-22T15:00:00.000Z	29 \| good	3.008 \| good	5.584 \| good	30.619 \| good	0.073 \| good	0.435 \| good	0.105 \| good
2025-07-22T16:00:00.000Z	28 \| good	3.186 \| good	5.657 \| good	30.091 \| good	0.074 \| good	0.48 \| good	0.105 \| good
2025-07-22T17:00:00.000Z	27 \| good	3.366 \| good	5.421 \| good	29.242 \| good	0.079 \| good	0.516 \| good	0.106 \| good
2025-07-22T18:00:00.000Z	26 \| good	3.274 \| good	5.187 \| good	27.932 \| good	0.09 \| good	0.621 \| good	0.106 \| good
2025-07-22T19:00:00.000Z	25 \| good	3.126 \| good	4.861 \| good	26.839 \| good	0.084 \| good	0.693 \| good	0.106 \| good
2025-07-22T20:00:00.000Z	23 \| good	3.027 \| good	4.691 \| good	25.11 \| good	0.095 \| good	0.971 \| good	0.107 \| good
2025-07-22T21:00:00.000Z	23 \| good	3.011 \| good	4.772 \| good	24.597 \| good	0.106 \| good	1.157 \| good	0.106 \| good
2025-07-22T22:00:00.000Z	22 \| good	3.067 \| good	4.452 \| good	24.06 \| good	0.123 \| good	1.222 \| good	0.105 \| good
2025-07-22T23:00:00.000Z	22 \| good	2.884 \| good	4.038 \| good	24.308 \| good	0.102 \| good	1.183 \| good	0.104 \| good
2025-07-23T00:00:00.000Z	22 \| good	2.716 \| good	3.871 \| good	23.999 \| good	0.08 \| good	1.146 \| good	0.102 \| good
2025-07-23T01:00:00.000Z	21 \| good	2.597 \| good	3.855 \| good	22.969 \| good	0.069 \| good	1.071 \| good	0.103 \| good
2025-07-23T02:00:00.000Z	20 \| good	2.445 \| good	3.869 \| good	22.076 \| good	0.069 \| good	1.161 \| good	0.105 \| good
2025-07-23T03:00:00.000Z	21 \| good	2.277 \| good	3.997 \| good	22.714 \| good	0.072 \| good	1.17 \| good	0.107 \| good
2025-07-23T04:00:00.000Z	21 \| good	2.232 \| good	4.2 \| good	22.73 \| good	0.075 \| good	1.196 \| good	0.106 \| good
2025-07-23T05:00:00.000Z	21 \| good	2.232 \| good	4.2 \| good	22.73 \| good	0.075 \| good	1.196 \| good	0.106 \| good
2025-07-22T10:00:00.000Z	27 \| good	3.217 \| good	6.227 \| good	29.373 \| good	0.067 \| good	0.423 \| good	0.106 \| good
2025-07-22T11:00:00.000Z	28 \| good	3.296 \| good	5.908 \| good	29.954 \| good	0.07 \| good	0.395 \| good	0.106 \| good
2025-07-22T12:00:00.000Z	28 \| good	3.118 \| good	5.651 \| good	30.311 \| good	0.077 \| good	0.382 \| good	0.108 \| good
2025-07-22T13:00:00.000Z	29 \| good	3.001 \| good	5.664 \| good	31.132 \| good	0.081 \| good	0.383 \| good	0.106 \| good
2025-07-22T14:00:00.000Z	30 \| good	3.081 \| good	5.669 \| good	31.926 \| good	0.085 \| good	0.44 \| good	0.104 \| good
2025-07-22T15:00:00.000Z	30 \| good	3.275 \| good	5.926 \| good	32.105 \| good	0.091 \| good	0.536 \| good	0.104 \| good
2025-07-22T16:00:00.000Z	29 \| good	3.501 \| good	5.917 \| good	31.252 \| good	0.094 \| good	0.599 \| good	0.103 \| good
2025-07-22T17:00:00.000Z	28 \| good	3.52 \| good	5.558 \| good	29.827 \| good	0.093 \| good	0.667 \| good	0.103 \| good
2025-07-22T18:00:00.000Z	28 \| good	3.665 \| good	5.554 \| good	29.619 \| good	0.094 \| good	0.668 \| good	0.103 \| good
2025-07-22T19:00:00.000Z	27 \| good	3.573 \| good	5.549 \| good	28.659 \| good	0.093 \| good	0.782 \| good	0.104 \| good
2025-07-22T20:00:00.000Z	25 \| good	3.23 \| good	5.271 \| good	26.877 \| good	0.101 \| good	0.997 \| good	0.107 \| good
2025-07-22T21:00:00.000Z	25 \| good	3.059 \| good	5.01 \| good	27.158 \| good	0.099 \| good	0.984 \| good	0.11 \| good
2025-07-22T22:00:00.000Z	23 \| good	2.917 \| good	4.841 \| good	24.689 \| good	0.12 \| good	1.236 \| good	0.108 \| good
2025-07-22T23:00:00.000Z	22 \| good	2.874 \| good	4.517 \| good	24.11 \| good	0.116 \| good	1.254 \| good	0.108 \| good
2025-07-23T00:00:00.000Z	22 \| good	2.758 \| good	4.33 \| good	24.019 \| good	0.098 \| good	1.285 \| good	0.11 \| good
2025-07-23T01:00:00.000Z	20 \| good	2.536 \| good	4.423 \| good	22.324 \| good	0.08 \| good	1.145 \| good	0.109 \| good
2025-07-23T02:00:00.000Z	20 \| good	2.533 \| good	4.407 \| good	22.188 \| good	0.075 \| good	1.019 \| good	0.109 \| good
2025-07-23T03:00:00.000Z	20 \| good	2.639 \| good	4.614 \| good	22.417 \| good	0.076 \| good	1.015 \| good	0.109 \| good
2025-07-23T04:00:00.000Z	21 \| good	2.7 \| good	4.432 \| good	22.718 \| good	0.077 \| good	1.033 \| good	0.11 \| good
2025-07-23T05:00:00.000Z	21 \| good	2.698 \| good	4.279 \| good	23.439 \| good	0.081 \| good	1.129 \| good	0.109 \| good
2025-07-23T06:00:00.000Z	22 \| good	2.628 \| good	4.305 \| good	23.629 \| good	0.099 \| good	1.232 \| good	0.108 \| good
2025-07-23T07:00:00.000Z	24 \| good	2.511 \| good	4.08 \| good	26.129 \| good	0.095 \| good	1.074 \| good	0.108 \| good
2025-07-23T08:00:00.000Z	25 \| good	2.411 \| good	3.9 \| good	26.659 \| good	0.072 \| good	0.793 \| good	0.11 \| good
2025-07-23T09:00:00.000Z	26 \| good	2.4 \| good	3.808 \| good	27.878 \| good	0.071 \| good	0.644 \| good	0.112 \| good
2025-07-23T10:00:00.000Z	26 \| good	2.494 \| good	3.968 \| good	28.16 \| good	0.081 \| good	0.574 \| good	0.111 \| good
2025-07-23T11:00:00.000Z	27 \| good	2.81 \| good	4.23 \| good	29.105 \| good	0.08 \| good	0.527 \| good	0.108 \| good
2025-07-23T12:00:00.000Z	28 \| good	2.88 \| good	4.542 \| good	29.766 \| good	0.089 \| good	0.462 \| good	0.106 \| good
2025-07-23T13:00:00.000Z	30 \| good	3.017 \| good	4.701 \| good	32.239 \| good	0.092 \| good	0.396 \| good	0.106 \| good
2025-07-23T14:00:00.000Z	31 \| good	3.453 \| good	5.182 \| good	33.576 \| good	0.099 \| good	0.37 \| good	0.103 \| good
2025-07-23T15:00:00.000Z	31 \| good	3.718 \| good	5.95 \| good	33.861 \| good	0.101 \| good	0.368 \| good	0.103 \| good
2025-07-23T16:00:00.000Z	31 \| good	3.852 \| good	6.488 \| good	32.895 \| good	0.09 \| good	0.387 \| good	0.1 \| good
2025-07-23T17:00:00.000Z	31 \| good	3.77 \| good	6.267 \| good	33.211 \| good	0.092 \| good	0.412 \| good	0.099 \| good
2025-07-23T18:00:00.000Z	32 \| good	3.781 \| good	6.009 \| good	34.617 \| good	0.1 \| good	0.428 \| good	0.1 \| good
2025-07-23T19:00:00.000Z	31 \| good	3.801 \| good	6.143 \| good	33.557 \| good	0.098 \| good	0.467 \| good	0.1 \| good
2025-07-23T20:00:00.000Z	31 \| good	3.97 \| good	6.461 \| good	32.965 \| good	0.096 \| good	0.584 \| good	0.101 \| good
2025-07-23T21:00:00.000Z	30 \| good	4.063 \| good	6.681 \| good	31.908 \| good	0.089 \| good	0.694 \| good	0.101 \| good
2025-07-23T22:00:00.000Z	29 \| good	4.133 \| good	6.936 \| good	30.754 \| good	0.095 \| good	0.761 \| good	0.101 \| good
2025-07-23T23:00:00.000Z	28 \| good	4.192 \| good	6.754 \| good	29.616 \| good	0.087 \| good	0.794 \| good	0.102 \| good
2025-07-24T00:00:00.000Z	26 \| good	4.206 \| good	6.692 \| good	28.451 \| good	0.074 \| good	0.813 \| good	0.103 \| good
2025-07-24T01:00:00.000Z	26 \| good	4.328 \| good	6.361 \| good	28.264 \| good	0.076 \| good	0.776 \| good	0.103 \| good
2025-07-24T02:00:00.000Z	26 \| good	4.274 \| good	6.33 \| good	28.237 \| good	0.082 \| good	0.777 \| good	0.103 \| good
2025-07-24T03:00:00.000Z	26 \| good	4.381 \| good	6.552 \| good	28.223 \| good	0.089 \| good	0.808 \| good	0.103 \| good
2025-07-24T04:00:00.000Z	27 \| good	4.519 \| good	6.69 \| good	28.111 \| good	0.095 \| good	0.858 \| good	0.103 \| good
2025-07-24T05:00:00.000Z	27 \| good	4.712 \| good	6.582 \| good	27.67 \| good	0.096 \| good	0.985 \| good	0.103 \| good
2025-07-24T06:00:00.000Z	27 \| good	4.926 \| good	6.709 \| good	27.887 \| good	0.093 \| good	1.149 \| good	0.103 \| good
2025-07-24T07:00:00.000Z	27 \| good	4.91 \| good	6.894 \| good	28.641 \| good	0.082 \| good	0.965 \| good	0.104 \| good
2025-07-24T08:00:00.000Z	27 \| good	4.866 \| good	7.361 \| good	29.098 \| good	0.085 \| good	0.85 \| good	0.105 \| good
2025-07-24T09:00:00.000Z	28 \| good	4.822 \| good	7.58 \| good	29.688 \| good	0.108 \| good	0.678 \| good	0.105 \| good

Current air quality index in Helston, Cornwall today

Common air pollutants in Helston, Cornwall

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Helston, Cornwall air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Helston, Cornwall

Air quality in nearby cities

Camborne, Cornwall

Penryn, Cornwall

Redruth, Cornwall

Falmouth, Cornwall

Penzance, Cornwall

Truro, Cornwall

How accurate is Cornwall, UK air quality data?

Air quality levels in UK

Frequently asked questions

How frequently does the air quality data for Helston, Cornwall get updated?

What time in the past 24 hours saw the poorest air quality in Helston, Cornwall?

When was air quality in Helston, Cornwall the best over the past 24 hours?

What is the air quality in Helston, Cornwall right now?

What pollutant is most frequently found in Helston, Cornwall?

What can I do if the air quality in Helston, Cornwall is poor?

What is the PM2.5 concentration in Helston, Cornwall right now?

What is the current level of PM10 in Helston, Cornwall?

What is the current level of carbon monoxide (CO) in Helston, Cornwall?

What is the current level of sulfur dioxide (SO2) in Helston, Cornwall?

What is the current level of ozone (O3) in Helston, Cornwall?

What is the current level of nitrogen dioxide (NO2) in Helston, Cornwall?

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 Helston, Cornwall right now?

What is the current level of PM₁₀ in Helston, Cornwall?

What is the current level of sulfur dioxide (SO₂) in Helston, Cornwall?

What is the current level of ozone (O₃) in Helston, Cornwall?

What is the current level of nitrogen dioxide (NO₂) in Helston, Cornwall?