Air Quality in Westford, United States

Rain
24.7°C · 72.2% humidity
24.7°
Feels 24.7°
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast
24 4pm
24
24
21 7pm
25
27
27 10pm
27
25
25 1am
24
24
24 4am
24
24
24 7am
24
24
24 10am
24
24
24 1pm
24
24
AD 728×90

Air Quality Index Trend

46h · 3 stn

Westford's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

72.2%
Humidity
48.0 km/h
Wind W
1009.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
21
5.03 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.55.03 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
05-29
19.3° 10.3°
0.25 mm
05-30
24.7° 8.5°
6.75 mm
05-31
25.2° 9.6°
0.31 mm
06-01
24.5° 8.1°
06-02
19.4° 12.3°
0.75 mm
06-03
27.7° 14.9°
06-04
22.8° 17.6°
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 2026-05-29T23:40 UTC.