What is the air quality in Westbrook today?

The current Air Quality Index (AQI) in Westbrook is 33 (Good). PM2.5 concentration is 8.0 µg/m³.

What is the temperature in Westbrook right now?

The current temperature in Westbrook is 17.2°C (feels like 17.2°C). Humidity is 68.5% and wind speed is 25.3 km/h.

Is it safe to go outside in Westbrook?

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

Air Quality in Westbrook, United States

Partly Cloudy

17.2°C · 68.5% humidity

17.2°

Feels 17.2°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

54 5pm

33 8pm

27 11pm

25 2am

24 5am

25 8am

24 11am

25 2pm

Air Quality Index Trend

30h · 1 stn

View full history →

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

68.5%

Humidity

25.3 km/h

Wind E

1015.9 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

8.0 µg/m³

PM10

20.55 µg/m³

050100150200300500

What is the weather forecast for Westbrook?

Temperature & Precipitation

PM2.5 Trend

30h · 1 station

PM2.58.0 µg/m³ ✓ WHO

Good

PM1020.55 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Westbrook?

07-22

21.9° 13.9°

1.87 mm

07-23

26.4° 19.5°

0.19 mm

07-24

24.2° 15.4°

3.88 mm

07-25

28.1° 19.3°

4.25 mm

07-26

22.2° 16.1°

2.31 mm

07-27

29.0° 17.5°

07-28

34.2° 21.2°

Both models agree Avg diff: 3.0°C

What cities are near Westbrook?

28 South Portland Gardens 45 Portland 45 South Portland 25 West Scarborough 23 Saco 32 Biddeford 13 Lewiston 17 Laconia 36 Amesbury 40 Newburyport

Get AQI alerts for Westbrook

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

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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 2026-07-22T00:21 UTC.