Air Quality in Westford, United States

Windy
6.6°C · 57.2% humidity
6.6°
Feels 0.7°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
21 7pm
20
20
20 10pm
32
32
32 1am
32
32
32 4am
45
45
45 7am
32
32
32 10am
45
45
70 1pm
45
45
32 4pm
32
32
Station readings
21
20
CAMS model adj -5
25
25
25
25
37
37
37
37
37
37
50
50
50
37
37
37
50
50
75
50
50
37
37
37
AD 728×90

PM2.5 Trend (24h)

22h · 2 stations
57.2%
Humidity
52.3 km/h
Wind SSW
1031.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Westford?

Temperature & Precipitation

PM2.55.58 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250

What is the 7-day forecast for Westford?

04-09
13.8° -1.4°
04-10
19.3° 2.3°
04-11
22.4° 7.1°
04-12
17.9° 5.8°
04-13
13.1° 9.1°
2.62 mm
04-14
25.6° 13.9°
0.06 mm
04-15
22.8° 19.8°
0.75 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Westford?

20
Park/Lawrence
27.0 km PM2.5: 4.7 µg/m³

What cities are near Westford?

20 Chelmsford 25 Acton 20 Lowell 20 Billerica 20 Dracut 20 Tewksbury 25 Nashua 25 Sudbury 21 Woburn 20 Methuen

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T22:19 UTC.