Air Quality in Northfield, United States
Partly Cloudy
13.6°C · 66.2% humidity
13.6°
Feels 13.6°
15
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
AQI Forecast
24
9pm
25
25
15
12am
18
20
21
3am
22
23
24
6am
24
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9am
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12pm
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3pm
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6pm
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Air Quality Index Trend
32h · 1 stnNorthfield's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
66.2%
Humidity
31.3 km/h
Wind SSE
1010.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.64 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Northfield?
Temperature & Precipitation
PM2.5 Trend
32h · 1 stationPM2.53.64 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Northfield?
06-09
29.7° 13.6°
0.81 mm
06-10
19.2° 14.1°
4.44 mm
06-11
30.0° 21.1°
06-12
27.0° 15.2°
0.44 mm
06-13
29.6° 18.2°
9.88 mm
06-14
26.6° 15.8°
1.94 mm
06-15
27.9° 20.4°
1.06 mm
Both models agree
Avg diff: 6.1°C
What cities are near Northfield?
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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 2026-06-09T05:11 UTC.