Air Quality in Amherst, United States
Windy
25.3°C · 34.7% humidity
25.3°
Feels 25.3°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Amherst's air quality — share it
AQI Forecast
27
8pm
27
27
23
11pm
27
34
34
2am
34
34
54
5am
54
54
34
8am
25
25
25
11am
25
25
25
2pm
27
27
27
5pm
27
27
Air Quality Index Trend
45h · 3 stnAmherst's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
34.7%
Humidity
62.0 km/h
Wind WNW
1010.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.64 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Amherst?
Temperature & Precipitation
PM2.5 Trend
45h · 3 stationsPM2.55.64 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
What is the 7-day forecast for Amherst?
08-03
25.3° 17.7°
1.31 mm
08-04
32.5° 14.5°
08-05
33.1° 20.0°
2.06 mm
08-06
27.7° 14.6°
0.19 mm
08-07
31.5° 19.4°
5.75 mm
08-08
26.4° 18.1°
0.56 mm
08-09
38.3° 20.5°
Both models agree
Avg diff: 3.2°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 2026-08-08T03:05 UTC.