Air Quality in Caledonia, United States
Drizzle
20.1°C · 94.4% humidity
20.1°
Feels 20.1°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations
Nearby Monitoring Stations
Caledonia's air quality — share it
AQI Forecast
Calibrated
30
4am
30
30
25
7am
26
27
29
10am
30
32
32
1pm
40
60
60
4pm
60
60
60
7pm
33
33
33
10pm
40
40
60
1am
60
60
Station readings
6h ago
AQI 28
PM2.5 6.6 µg/m³ · 6h ago
CAMS model
adj +6
24
24
24
24
24
24
25
25
27
27
34
54
54
54
54
54
27
27
27
34
34
54
54
54
Air Quality Index Trend
5h · 2 stnCaledonia's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
94.4%
Humidity
40.8 km/h
Wind S
1006.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
5.87 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Caledonia?
Temperature & Precipitation
PM2.5 Trend
5h · 2 stationsPM2.55.87 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
Station readings (3 stations within 25 km)
5.87
Median
6.27
Average
5.3
Low
7.7
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +0.0
Both models agree
Avg diff: 7.2°C
Where are air quality stations near Caledonia?
18
Milwaukee-college Ave Nr, Wisconsin, USA
17
Milwaukee-college Ave Nr, Wisconsin, USA
21
Milwaukee-college Ave Nr, Wisconsin, USA
47
Milw 16th St, Wisconsin, USA
22
Waukesha-cleveland Ave., Wisconsin, USA
53
Waukesha-cleveland Ave., Wisconsin, USA
69
Waukesha-cleveland Ave., Wisconsin, USA
What cities are near Caledonia?
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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 2026-06-09T12:21 UTC.