Air Quality in Windham, United States
Clear
26.8°C · 29.1% humidity
26.8°
Feels 26.8°
52
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Calibrated model
Nearby Monitoring Stations
Windham's air quality — share it
AQI Forecast
27
9pm
27
27
52
12am
45
47
43
3am
41
59
57
6am
56
36
28
9am
28
28
27
12pm
27
27
34
3pm
34
34
34
6pm
34
27
Air Quality Index Trend
45h · 4 stnWindham's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
29.1%
Humidity
36.1 km/h
Wind WNW
1009.8 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
12.39 µg/m³
PM10
27.45 µg/m³
050100150200300500
What is the weather forecast for Windham?
Temperature & Precipitation
PM2.5 Trend
45h · 4 stationsPM2.512.39 µg/m³
✓ WHO
Moderate
PM1027.45 µg/m³
Good
UV INDEX1.4
Low
What is the 7-day forecast for Windham?
08-03
26.8° 18.8°
0.44 mm
08-04
37.1° 16.2°
1.13 mm
08-05
32.6° 21.0°
08-06
28.4° 16.0°
1.31 mm
08-07
29.0° 19.0°
10.81 mm
08-08
28.0° 19.3°
2.87 mm
08-09
38.3° 21.5°
0.13 mm
Both models agree
Avg diff: 3.5°C
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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 2026-08-08T04:12 UTC.