What are the current PM10 levels at Colwyn Bay, Wales?

The current PM10 levels in Colwyn Bay, Wales are 16.932 μg/m3.

What are the current sulfur dioxide (SO2) levels at Colwyn Bay, Wales?

The current sulfur dioxide (SO2) levels in Colwyn Bay, Wales are 0.168 ppb.

What are the current ozone (O3) levels at Colwyn Bay, Wales?

The current ozone (O3) levels at Colwyn Bay, Wales is 19.315 ppm.

What are the current nitrogen dioxide (NO2) levels at Colwyn Bay, Wales?

The current nitrogen dioxide (NO2) levels at Colwyn Bay, Wales is 4.132 ppb.

Real-time air quality index in Colwyn Bay, Wales today

Q: What are the current PM2.5 levels in Colwyn Bay, Wales?

The measured PM2.5 levels in Colwyn Bay, Wales at present are 12.88 μg/m3.

Stay updated with real-time air quality in Colwyn Bay, Wales 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

Colwyn Bay, Wales

Last updated: ... (Local time)

Common air pollutants in Colwyn Bay, Wales

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.88 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.93 μg/m³

155

255

425

605+

Ozone (O₃)

19.32 ppb

201

201+

Sulfur Dioxide (SO₂)

0.17 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.13 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Colwyn Bay, Wales

Scroll To Air Quality Map

Track live Colwyn Bay, Wales air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-06T01:00:00.000Z	46 \| good	2.098 \| good	6.24 \| good	49.548 \| good	0.146 \| good	0.37 \| good	0.133 \| good
2026-03-06T02:00:00.000Z	45 \| good	2.119 \| good	6.675 \| good	49.086 \| good	0.152 \| good	0.392 \| good	0.134 \| good
2026-03-06T03:00:00.000Z	44 \| good	2.05 \| good	6.264 \| good	48.343 \| good	0.147 \| good	0.431 \| good	0.134 \| good
2026-03-06T04:00:00.000Z	44 \| good	2.001 \| good	5.838 \| good	48.058 \| good	0.117 \| good	0.476 \| good	0.134 \| good
2026-03-06T05:00:00.000Z	44 \| good	1.88 \| good	5.536 \| good	47.465 \| good	0.091 \| good	0.507 \| good	0.133 \| good
2026-03-06T06:00:00.000Z	43 \| good	1.654 \| good	5.67 \| good	46.28 \| good	0.076 \| good	0.622 \| good	0.134 \| good
2026-03-06T07:00:00.000Z	42 \| good	1.58 \| good	4.859 \| good	45.107 \| good	0.079 \| good	0.748 \| good	0.135 \| good
2026-03-06T08:00:00.000Z	42 \| good	1.621 \| good	4.5 \| good	44.584 \| good	0.086 \| good	0.967 \| good	0.136 \| good
2026-03-06T09:00:00.000Z	42 \| good	1.664 \| good	4.394 \| good	44.557 \| good	0.091 \| good	1.023 \| good	0.135 \| good
2026-03-06T10:00:00.000Z	42 \| good	1.676 \| good	4.098 \| good	45.032 \| good	0.093 \| good	1.018 \| good	0.134 \| good
2026-03-06T11:00:00.000Z	43 \| good	1.642 \| good	5.07 \| good	45.835 \| good	0.101 \| good	0.842 \| good	0.134 \| good
2026-03-06T12:00:00.000Z	43 \| good	1.696 \| good	4.969 \| good	45.983 \| good	0.109 \| good	0.834 \| good	0.134 \| good
2026-03-06T13:00:00.000Z	44 \| good	1.764 \| good	4.761 \| good	46.63 \| good	0.118 \| good	0.81 \| good	0.134 \| good
2026-03-06T14:00:00.000Z	44 \| good	1.925 \| good	4.691 \| good	46.983 \| good	0.131 \| good	0.754 \| good	0.134 \| good
2026-03-06T15:00:00.000Z	44 \| good	2.071 \| good	4.69 \| good	47.337 \| good	0.146 \| good	0.707 \| good	0.135 \| good
2026-03-06T16:00:00.000Z	44 \| good	2.192 \| good	5.038 \| good	47.781 \| good	0.17 \| good	0.728 \| good	0.136 \| good
2026-03-06T17:00:00.000Z	44 \| good	2.505 \| good	5.147 \| good	46.684 \| good	0.197 \| good	0.833 \| good	0.137 \| good
2026-03-06T18:00:00.000Z	41 \| good	2.806 \| good	5.484 \| good	43.706 \| good	0.245 \| good	1.67 \| good	0.139 \| good
2026-03-06T19:00:00.000Z	37 \| good	3.143 \| good	5.895 \| good	39.873 \| good	0.268 \| good	2.051 \| good	0.142 \| good
2026-03-06T20:00:00.000Z	35 \| good	3.645 \| good	6.527 \| good	38.035 \| good	0.301 \| good	2.142 \| good	0.143 \| good
2026-03-06T21:00:00.000Z	35 \| good	4.182 \| good	6.833 \| good	37.713 \| good	0.342 \| good	2.096 \| good	0.146 \| good
2026-03-06T22:00:00.000Z	35 \| good	4.302 \| good	7.144 \| good	38.063 \| good	0.369 \| good	2.163 \| good	0.148 \| good
2026-03-06T23:00:00.000Z	34 \| good	4.068 \| good	7.267 \| good	37.323 \| good	0.387 \| good	2.107 \| good	0.148 \| good
2026-03-07T00:00:00.000Z	33 \| good	4.079 \| good	7.324 \| good	36.078 \| good	0.366 \| good	2.007 \| good	0.147 \| good
2026-03-07T01:00:00.000Z	32 \| good	4.27 \| good	7.583 \| good	34.596 \| good	0.308 \| good	1.847 \| good	0.146 \| good
2026-03-07T02:00:00.000Z	33 \| good	4.374 \| good	7.657 \| good	35.784 \| good	0.267 \| good	1.709 \| good	0.145 \| good
2026-03-07T03:00:00.000Z	32 \| good	4.455 \| good	7.433 \| good	35.16 \| good	0.236 \| good	1.582 \| good	0.143 \| good
2026-03-07T04:00:00.000Z	30 \| good	4.526 \| good	6.938 \| good	32.312 \| good	0.208 \| good	1.484 \| good	0.142 \| good
2026-03-07T05:00:00.000Z	29 \| good	4.373 \| good	6.704 \| good	31.201 \| good	0.182 \| good	1.434 \| good	0.141 \| good
2026-03-07T06:00:00.000Z	29 \| good	4.51 \| good	6.833 \| good	31.118 \| good	0.167 \| good	1.457 \| good	0.143 \| good
2026-03-07T07:00:00.000Z	30 \| good	4.369 \| good	6.646 \| good	32.429 \| good	0.196 \| good	1.49 \| good	0.143 \| good
2026-03-07T08:00:00.000Z	30 \| good	4.312 \| good	6.416 \| good	32.132 \| good	0.213 \| good	1.769 \| good	0.143 \| good
2026-03-07T09:00:00.000Z	31 \| good	4.174 \| good	6.03 \| good	33.205 \| good	0.214 \| good	1.32 \| good	0.142 \| good
2026-03-07T10:00:00.000Z	31 \| good	4.196 \| good	5.898 \| good	33.837 \| good	0.2 \| good	1.089 \| good	0.139 \| good
2026-03-07T11:00:00.000Z	37 \| good	3.982 \| good	5.669 \| good	40.139 \| good	0.105 \| good	0.645 \| good	0.135 \| good
2026-03-07T12:00:00.000Z	37 \| good	3.427 \| good	4.966 \| good	39.947 \| good	0.083 \| good	0.547 \| good	0.134 \| good
2026-03-07T13:00:00.000Z	37 \| good	3.687 \| good	5.457 \| good	40.049 \| good	0.075 \| good	0.635 \| good	0.134 \| good
2026-03-07T14:00:00.000Z	37 \| good	3.862 \| good	6.602 \| good	40.279 \| good	0.081 \| good	0.721 \| good	0.135 \| good
2026-03-07T15:00:00.000Z	36 \| good	4.755 \| good	7.888 \| good	38.732 \| good	0.07 \| good	0.763 \| good	0.138 \| good
2026-03-07T16:00:00.000Z	38 \| good	6.52 \| good	10.245 \| good	37.393 \| good	0.066 \| good	1.081 \| good	0.141 \| good
2026-03-07T17:00:00.000Z	44 \| good	7.933 \| good	12.458 \| good	34.266 \| good	0.094 \| good	1.789 \| good	0.145 \| good
2026-03-07T18:00:00.000Z	44 \| good	8.324 \| good	12.779 \| good	31.213 \| good	0.189 \| good	2.663 \| good	0.149 \| good
2026-03-07T19:00:00.000Z	52 \| moderate	9.64 \| good	13.539 \| good	27.587 \| good	0.221 \| good	3.399 \| good	0.154 \| good
2026-03-07T20:00:00.000Z	52 \| moderate	10.401 \| good	14.344 \| good	25.638 \| good	0.19 \| good	3.841 \| good	0.155 \| good
2026-03-07T21:00:00.000Z	54 \| moderate	11.445 \| good	15.283 \| good	23.516 \| good	0.225 \| good	4.194 \| good	0.163 \| good
2026-03-07T22:00:00.000Z	56 \| moderate	12.227 \| fine	16.191 \| good	22.242 \| good	0.233 \| good	3.911 \| good	0.163 \| good
2026-03-07T23:00:00.000Z	58 \| moderate	13.196 \| fine	16.48 \| good	20.424 \| good	0.226 \| good	4.14 \| good	0.166 \| good
2026-03-08T00:00:00.000Z	58 \| moderate	12.88 \| fine	16.932 \| good	19.315 \| good	0.168 \| good	4.132 \| good	0.168 \| good
2026-03-08T00:00:00.000Z	58 \| moderate	12.88 \| fine	16.932 \| good	19.315 \| good	0.168 \| good	4.132 \| good	0.168 \| good
2026-03-08T01:00:00.000Z	60 \| moderate	13.673 \| fine	17.086 \| good	18.222 \| good	0.136 \| good	4.248 \| good	0.168 \| good
2026-03-08T02:00:00.000Z	62 \| moderate	14.906 \| fine	17.764 \| good	17.829 \| good	0.097 \| good	3.611 \| good	0.167 \| good
2026-03-08T03:00:00.000Z	62 \| moderate	15.489 \| fine	18.493 \| good	17.953 \| good	0.087 \| good	3.285 \| good	0.164 \| good
2026-03-08T04:00:00.000Z	64 \| moderate	15.595 \| fine	18.716 \| good	18.082 \| good	0.085 \| good	2.821 \| good	0.162 \| good
2026-03-08T05:00:00.000Z	64 \| moderate	15.65 \| fine	18.79 \| good	16.979 \| good	0.09 \| good	2.927 \| good	0.162 \| good
2026-03-08T06:00:00.000Z	64 \| moderate	15.807 \| fine	18.658 \| good	15.48 \| good	0.099 \| good	3.115 \| good	0.163 \| good
2026-03-08T07:00:00.000Z	66 \| moderate	16.538 \| fine	19.666 \| good	15.324 \| good	0.121 \| good	3.511 \| good	0.165 \| good
2026-03-08T08:00:00.000Z	66 \| moderate	16.759 \| fine	20.007 \| good	15.605 \| good	0.132 \| good	3.677 \| good	0.165 \| good
2026-03-08T09:00:00.000Z	64 \| moderate	16.267 \| fine	19.739 \| good	16.546 \| good	0.146 \| good	3.208 \| good	0.165 \| good
2026-03-08T10:00:00.000Z	60 \| moderate	13.726 \| fine	18.74 \| good	16.459 \| good	0.15 \| good	2.816 \| good	0.166 \| good
2026-03-08T11:00:00.000Z	58 \| moderate	13.175 \| fine	17.278 \| good	17.807 \| good	0.136 \| good	2.813 \| good	0.168 \| good
2026-03-08T12:00:00.000Z	58 \| moderate	12.519 \| fine	17.402 \| good	20.067 \| good	0.102 \| good	2.785 \| good	0.167 \| good
2026-03-08T13:00:00.000Z	58 \| moderate	13.244 \| fine	19.364 \| good	23.523 \| good	0.092 \| good	2.633 \| good	0.164 \| good
2026-03-08T14:00:00.000Z	64 \| moderate	15.616 \| fine	20.528 \| good	24.62 \| good	0.098 \| good	2.62 \| good	0.163 \| good
2026-03-08T15:00:00.000Z	66 \| moderate	17.068 \| fine	21.071 \| good	23.195 \| good	0.1 \| good	3.006 \| good	0.165 \| good
2026-03-08T16:00:00.000Z	67 \| moderate	18.173 \| fine	23.051 \| good	21.957 \| good	0.109 \| good	3.466 \| good	0.166 \| good
2026-03-08T17:00:00.000Z	67 \| moderate	18.41 \| fine	23.91 \| good	20.667 \| good	0.106 \| good	3.9 \| good	0.168 \| good
2026-03-08T18:00:00.000Z	66 \| moderate	17.152 \| fine	22.428 \| good	19.33 \| good	0.119 \| good	4.396 \| good	0.171 \| good
2026-03-08T19:00:00.000Z	66 \| moderate	17.353 \| fine	22.189 \| good	17.753 \| good	0.153 \| good	4.663 \| good	0.175 \| good
2026-03-08T20:00:00.000Z	69 \| moderate	18.614 \| fine	23.798 \| good	16.87 \| good	0.174 \| good	4.866 \| good	0.179 \| good
2026-03-08T21:00:00.000Z	73 \| moderate	20.991 \| fine	25.462 \| good	16.405 \| good	0.193 \| good	5.197 \| good	0.186 \| good
2026-03-08T22:00:00.000Z	75 \| moderate	22.449 \| fine	29.624 \| good	15.708 \| good	0.175 \| good	5.009 \| good	0.193 \| good
2026-03-08T23:00:00.000Z	79 \| moderate	24.321 \| fine	32.959 \| good	16.796 \| good	0.157 \| good	4.285 \| good	0.193 \| good
2026-03-09T00:00:00.000Z	82 \| moderate	26.107 \| fine	35.865 \| good	17.889 \| good	0.127 \| good	3.71 \| good	0.191 \| good
2026-03-09T01:00:00.000Z	81 \| moderate	24.967 \| fine	33.822 \| good	18.445 \| good	0.112 \| good	3.349 \| good	0.185 \| good
2026-03-09T02:00:00.000Z	79 \| moderate	24.313 \| fine	34.588 \| good	18.376 \| good	0.1 \| good	3.16 \| good	0.181 \| good
2026-03-09T03:00:00.000Z	79 \| moderate	24.416 \| fine	35.764 \| good	18.54 \| good	0.095 \| good	2.881 \| good	0.178 \| good
2026-03-09T04:00:00.000Z	79 \| moderate	24.217 \| fine	36.248 \| good	18.694 \| good	0.092 \| good	2.76 \| good	0.176 \| good
2026-03-09T05:00:00.000Z	77 \| moderate	23.461 \| fine	35.37 \| good	17.994 \| good	0.077 \| good	2.694 \| good	0.174 \| good
2026-03-09T06:00:00.000Z	75 \| moderate	21.973 \| fine	33.07 \| good	17.114 \| good	0.087 \| good	2.896 \| good	0.172 \| good
2026-03-09T07:00:00.000Z	71 \| moderate	19.85 \| fine	29.723 \| good	17.135 \| good	0.108 \| good	3.35 \| good	0.169 \| good
2026-03-09T08:00:00.000Z	66 \| moderate	17.159 \| fine	28.176 \| good	18.725 \| good	0.134 \| good	3.944 \| good	0.172 \| good
2026-03-09T09:00:00.000Z	67 \| moderate	17.518 \| fine	29.364 \| good	19.366 \| good	0.129 \| good	3.611 \| good	0.172 \| good
2026-03-09T10:00:00.000Z	69 \| moderate	19.291 \| fine	30.216 \| good	29.591 \| good	0.115 \| good	1.792 \| good	0.166 \| good
2026-03-09T11:00:00.000Z	62 \| moderate	14.635 \| fine	21.451 \| good	32.377 \| good	0.096 \| good	1.606 \| good	0.159 \| good
2026-03-09T12:00:00.000Z	56 \| moderate	12.09 \| good	19.038 \| good	34.322 \| good	0.08 \| good	1.322 \| good	0.148 \| good
2026-03-09T13:00:00.000Z	54 \| moderate	11.481 \| good	16.856 \| good	36.595 \| good	0.075 \| good	1.166 \| good	0.141 \| good
2026-03-09T14:00:00.000Z	54 \| moderate	11.49 \| good	15.804 \| good	35.65 \| good	0.077 \| good	1.306 \| good	0.144 \| good
2026-03-09T15:00:00.000Z	54 \| moderate	10.92 \| good	15.501 \| good	34.704 \| good	0.066 \| good	1.388 \| good	0.145 \| good
2026-03-09T16:00:00.000Z	52 \| moderate	10.208 \| good	16.457 \| good	33.145 \| good	0.071 \| good	1.421 \| good	0.137 \| good
2026-03-09T17:00:00.000Z	52 \| moderate	9.995 \| good	14.374 \| good	34.147 \| good	0.106 \| good	1.738 \| good	0.135 \| good
2026-03-09T18:00:00.000Z	38 \| good	7.05 \| good	11.254 \| good	37.209 \| good	0.116 \| good	1.891 \| good	0.133 \| good
2026-03-09T19:00:00.000Z	34 \| good	5.765 \| good	9.547 \| good	37.271 \| good	0.127 \| good	1.847 \| good	0.131 \| good
2026-03-09T20:00:00.000Z	33 \| good	4.808 \| good	7.734 \| good	35.674 \| good	0.155 \| good	1.71 \| good	0.131 \| good
2026-03-09T21:00:00.000Z	33 \| good	4.015 \| good	6.641 \| good	35.952 \| good	0.148 \| good	1.463 \| good	0.13 \| good
2026-03-09T22:00:00.000Z	34 \| good	4.149 \| good	6.781 \| good	36.716 \| good	0.12 \| good	1.274 \| good	0.129 \| good
2026-03-09T23:00:00.000Z	34 \| good	4.252 \| good	6.259 \| good	37.129 \| good	0.095 \| good	1.171 \| good	0.127 \| good
2026-03-10T00:00:00.000Z	33 \| good	3.422 \| good	5.822 \| good	35.974 \| good	0.064 \| good	1.121 \| good	0.127 \| good

Colwyn Bay

Empower business decisions with accurate air quality data

Colwyn Bay, Wales air quality map: Real-time AQI near you

0.40ppm

How accurate is Wales, UK air quality data?

Air quality measurements for Wales, UK meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Colwyn Bay, Wales updated?

Air quality data for Colwyn Bay, Wales is updated on an hourly basis.

When did Colwyn Bay, Wales experience the worst air quality in the last 24 hours?

The worst air quality in Colwyn Bay, Wales was recorded at 11:00:00 on 2026-03-07.

When did Colwyn Bay, Wales have its best air quality in the last 24 hours?

The best air quality in Colwyn Bay, Wales was recorded at 06:00:00 on 2026-03-07.

What is the real-time air quality index for Colwyn Bay, Wales?

The real-time air quality index in Colwyn Bay, Wales is 58, currently categorized as Moderate.

Which pollutant is found most often in Colwyn Bay, Wales?

The most common pollutant in Colwyn Bay, Wales is PM2.5.

What can I do if the air quality in Colwyn Bay, Wales is poor?

If the air quality in Colwyn Bay, Wales is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Colwyn Bay, Wales?

The measured PM_2.5 levels in Colwyn Bay, Wales at present are 12.88 μg/m³.

What are the current PM₁₀ levels at Colwyn Bay, Wales?

The current PM₁₀ levels in Colwyn Bay, Wales are 16.932 μg/m³.

What are the current carbon monoxide (CO) levels at Colwyn Bay, Wales?

The current carbon monoxide (CO) level in Colwyn Bay, Wales is 0.168 ppm.

What are the current sulfur dioxide (SO₂) levels at Colwyn Bay, Wales?

The current sulfur dioxide (SO₂) levels in Colwyn Bay, Wales are 0.168 ppb.

What are the current ozone (O₃) levels at Colwyn Bay, Wales?

The current ozone (O₃) levels at Colwyn Bay, Wales is 19.315 ppm.

What are the current nitrogen dioxide (NO₂) levels at Colwyn Bay, Wales?

The current nitrogen dioxide (NO₂) levels at Colwyn Bay, Wales is 4.132 ppb.

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