Air Quality in Framingham, United States

Windy
33.9°C · 44.4% humidity
33.9°
Feels 37.7°
4
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
4 9am
4
4
4 12pm
4
4
4 3pm
4
4
4 6pm
4
4
5 9pm
4
4
4 12am
4
4
4 3am
4
4
4 6am
4
4
Station readings
5
4
3
CAMS model adj -20
24
24
24
24
24
24
24
24
24
24
24
24
25
24
24
24
24
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

47h · 1 stn

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

44.4%
Humidity
58.5 km/h
Wind WSW
1013.4 hPa
Pressure
14.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
PM2.5
4
0.93 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.50.93 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX14.9
Extreme
AD 300×250
0.93
Median
0.93
Average
0.93
Low
0.93
High
PM2.5 µg/m³ · Model: 5.8 · Bias: +4.9
09-05
33.9° 12.4°
14.31 mm
09-06
20.1° 18.4°
3.25 mm
09-07
21.5° 13.3°
09-08
20.4° 15.7°
8.25 mm
09-09
27.7° 12.0°
0.5 mm
09-10
24.8° 12.8°
3.44 mm
09-11
30.4° 11.5°
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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 2026-09-05T16:32 UTC.