Air Quality in Chepstow, United Kingdom

Drizzle
6.8°C · 91.2% humidity
6.8°
Feels 3.4°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
4 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
8 10pm
8
8
17 1am
16
15
11 4am
10
10
9 7am
9
9
8 10am
8
7
7 1pm
8
10
8 4pm
8
8
10 7pm
10
10
Station readings 17h ago
AQI 4
PM2.5 1.0 µg/m³ · 17h ago
CAMS model adj -17
25
25
25
25
27
27
25
25
25
25
25
25
25
25
24
24
25
27
25
25
25
27
27
27
AD 728×90

Air Quality Index Trend

25h · 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.

91.2%
Humidity
19.0 km/h
Wind WSW
1020.7 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
17
4.05 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

25h · 1 station
PM2.54.05 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
4.05
Median
4.47
Average
3.1
Low
6.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.9
06-09
17.4° 6.8°
0.75 mm
06-10
14.7° 10.3°
9.19 mm
06-11
24.0° 13.2°
0.69 mm
06-12
19.5° 9.5°
06-13
21.1° 9.5°
0.06 mm
06-14
20.9° 10.2°
0.06 mm
06-15
17.9° 8.9°
0.44 mm
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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 2026-06-09T00:51 UTC.