Air Quality in Chepstow, United Kingdom

Clear
15.6°C · 48.9% humidity
15.6°
Feels 15.6°
11
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 2pm
12
19
11 5pm
13
15
36 8pm
37
37
38 11pm
38
38
39 2am
39
19
19 5am
19
19
19 8am
19
19
19 11am
19
19
Station readings
10
11
14
11
CAMS model adj -15
27
27
34
34
34
34
54
54
54
54
54
54
54
54
34
34
34
34
34
34
34
34
34
34
AD 728×90

Air Quality Index Trend

39h · 1 stn

Chepstow's air quality is shaped by traffic emissions and residential heating. Pollution levels tend to peak during winter months when cold air traps emissions close to ground level.

48.9%
Humidity
12.7 km/h
Wind SSE
1029.0 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
11
2.6 µg/m³
PM10▲
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Chepstow?

Temperature & Precipitation

PM2.5 Trend

39h · 1 station
PM2.52.6 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (3 stations within 25 km)
2.6
Median
5.13
Average
2.6
Low
8.2
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +4.5

What is the 7-day forecast for Chepstow?

09-05
15.6° 8.1°
1.0 mm
09-06
20.0° 11.1°
0.19 mm
09-07
14.3° 11.7°
5.81 mm
09-08
22.9° 7.4°
09-09
16.1° 8.1°
0.69 mm
09-10
20.2° 11.9°
0.5 mm
09-11
16.9° 8.8°
0.13 mm
Both models agree Avg diff: 2.9°C

Where are air quality stations near Chepstow?

11
Chepstow A48, United Kingdom
0.3 km PM2.5: 2.6 µg/m³
–
North Yate
20.1 km PM2.5: 0.0 µg/m³ PM10: 0.0 µg/m³
30
Bristol St Paul's, United Kingdom
20.8 km PM2.5: 7.2 µg/m³
34
Bristol St Paul's, United Kingdom
20.8 km PM2.5: 8.2 µg/m³
30
Bristol St Paul's, United Kingdom
20.8 km PM2.5: 7.2 µg/m³
16
Newport, United Kingdom
21.2 km PM2.5: 3.8 µg/m³
19
Newport, United Kingdom
21.2 km PM2.5: 4.6 µg/m³

What cities are near Chepstow?

18 Portishead 25 Mangotsfield 18 Yate 32 Bristol 18 Chipping Sodbury 20 Newport 16 Nailsea 20 Cwmbran 23 Kingswood 22 Clevedon
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T16:33 UTC.