Air Quality in Northfield, United States
Rain
12.0°C · 64.6% humidity
12.0°
Feels 12.0°
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Northfield's air quality — share it
AQI Forecast
25
9pm
25
25
38
12am
34
32
30
3am
28
27
27
6am
26
26
26
9am
25
25
25
12pm
25
25
25
3pm
25
25
25
6pm
25
25
Air Quality Index Trend
42h · 2 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.
64.6%
Humidity
51.7 km/h
Wind E
1021.1 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 Northfield?
Temperature & Precipitation
PM2.5 Trend
42h · 2 stationsPM2.59.0 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Northfield?
05-30
22.4° 12.0°
3.44 mm
05-31
28.7° 11.8°
4.25 mm
06-01
23.6° 15.1°
4.25 mm
06-02
22.2° 12.2°
2.81 mm
06-03
27.9° 19.6°
1.63 mm
06-04
25.3° 11.8°
06-05
21.2° 13.9°
0.25 mm
Both models agree
Avg diff: 5.6°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 2026-05-30T05:23 UTC.