Air Quality in Fitchburg, United States
Partly Cloudy
13.7°C · 69.5% humidity
13.7°
Feels 13.7°
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Fitchburg's air quality — share it
AQI Forecast
24
7pm
24
25
27
10pm
25
27
27
1am
27
34
34
4am
34
34
27
7am
25
25
25
10am
25
25
25
1pm
25
25
25
4pm
25
27
Air Quality Index Trend
46h · 2 stnFitchburg's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
69.5%
Humidity
27.3 km/h
Wind WSW
999.4 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.5 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Fitchburg?
Temperature & Precipitation
PM2.5 Trend
46h · 2 stationsPM2.56.5 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Fitchburg?
06-09
32.4° 11.6°
06-10
21.4° 11.5°
5.75 mm
06-11
25.0° 9.4°
06-12
20.1° 14.0°
4.5 mm
06-13
30.1° 16.6°
0.69 mm
06-14
23.8° 9.1°
24.25 mm
06-15
26.3° 15.0°
1.63 mm
Both models agree
Avg diff: 6.9°C
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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 2026-06-09T02:20 UTC.