What is the air quality in Fitchburg today?

The current Air Quality Index (AQI) in Fitchburg is 38 (Good). PM2.5 concentration is 9.0 µg/m³.

What is the temperature in Fitchburg right now?

The current temperature in Fitchburg is 14.7°C (feels like 14.7°C). Humidity is 91.6% and wind speed is 49.9 km/h.

Is it safe to go outside in Fitchburg?

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

Air Quality in Fitchburg, United States

Rain

14.7°C · 91.6% humidity

14.7°

Feels 14.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

Calibrated model

Nearby Monitoring Stations

AQI Forecast

27 7pm

38 10pm

29 1am

26 4am

25 7am

24 10am

24 1pm

25 4pm

Air Quality Index Trend

40h · 1 stn

View full history →

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

91.6%

Humidity

49.9 km/h

Wind NE

1014.1 hPa

Pressure

0.7

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲

9.0 µg/m³

PM10

13.7 µg/m³

050100150200300500

What is the weather forecast for Fitchburg?

Temperature & Precipitation

PM2.5 Trend

40h · 1 station

PM2.59.0 µg/m³ ✓ WHO

Good

PM1013.7 µg/m³

Good

UV INDEX0.7

Low

What is the 7-day forecast for Fitchburg?

07-22

21.8° 13.5°

15.62 mm

07-23

25.5° 16.2°

2.25 mm

07-24

27.4° 14.2°

2.56 mm

07-25

29.9° 19.6°

6.37 mm

07-26

22.5° 15.7°

3.31 mm

07-27

28.3° 14.1°

0.69 mm

07-28

34.2° 20.8°

Both models agree Avg diff: 3.1°C

What cities are near Fitchburg?

38 Leominster 38 Gardner 27 Holden 38 Westford 38 Acton 27 Shrewsbury 27 Marlborough 39 Nashua 34 Chelmsford 27 Worcester

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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 2026-07-22T02:15 UTC.