Air Quality in Chesham, United Kingdom
Windy
13.8°C · 65.9% humidity
13.8°
Feels 13.8°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station
Nearby Monitoring Stations
Chesham's air quality — share it
AQI Forecast
Calibrated
7
1am
14
14
10
4am
14
7
5
7am
5
5
5
10am
5
5
5
1pm
7
7
7
4pm
7
7
7
7pm
7
7
5
10pm
5
5
Station readings
9
12
8
CAMS model
adj -20
27
34
34
34
34
27
25
25
25
25
25
25
25
27
27
27
27
27
27
27
27
25
25
25
Air Quality Index Trend
46h · 1 stnChesham'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.
65.9%
Humidity
57.8 km/h
Wind ENE
1015.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5
2.34 µg/m³
PM10▲
13.7 µg/m³
050100150200300500
What is the weather forecast for Chesham?
Temperature & Precipitation
PM2.5 Trend
46h · 1 stationPM2.52.34 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (1 station within 25 km)
2.34
Median
2.34
Average
2.34
Low
2.34
High
PM2.5 µg/m³ · Model: 7.1 · Bias: +4.8
What is the 7-day forecast for Chesham?
07-22
24.1° 13.8°
0.56 mm
07-23
18.3° 15.5°
0.5 mm
07-24
20.0° 14.1°
5.25 mm
07-25
28.6° 12.7°
07-26
21.3° 12.0°
1.06 mm
07-27
26.5° 16.0°
4.31 mm
07-28
27.2° 15.3°
Both models agree
Avg diff: 3.1°C
Where are air quality stations near Chesham?
8
Great Missenden
129
London Hillingdon Harmondsworth Os, United Kingdom
32
London Harlington, United Kingdom
17
London Harlington, United Kingdom
36
Harlesden HP1
32
Harlesden LP1
40
Hounslow Brentford, United Kingdom
38
Hounslow Brentford, United Kingdom
38
Harlesden HP2
40
Harlesden LP2
What cities are near Chesham?
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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 2026-07-22T03:14 UTC.