What is the air quality in Westford today?

The current Air Quality Index (AQI) in Westford is 21 (Good). PM2.5 concentration is 5.03 µg/m³.

What is the temperature in Westford right now?

The current temperature in Westford is 24.7°C (feels like 24.7°C). Humidity is 72.2% and wind speed is 48.0 km/h.

Is it safe to go outside in Westford?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.7 (Low).

Air Quality in Westford, United States

Rain

24.7°C · 72.2% humidity

24.7°

Feels 24.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

24 4pm

21 7pm

27 10pm

25 1am

24 4am

24 7am

24 10am

24 1pm

Air Quality Index Trend

46h · 3 stn

View full history →

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

Which pollutant is driving the AQI?

PM2.5▲

5.03 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Westford?

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations

PM2.55.03 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Westford?

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

Both models agree Avg diff: 5.5°C

Where are air quality stations near Westford?

Park/Lawrence

27.0 km PM2.5: 4.9 µg/m³

What cities are near Westford?

20 Chelmsford 23 Acton 20 Lowell 20 Billerica 20 Dracut 20 Tewksbury 21 Nashua 25 Sudbury 32 Woburn 20 Methuen

Get AQI alerts for Westford

Notify me when air quality reaches:

ModerateAQI > 50 Unhealthy for Sensitive GroupsAQI > 100 UnhealthyAQI > 150 Very UnhealthyAQI > 200

Free · No account · Unsubscribe any time

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.