Air Quality in Caledonia, United States

Drizzle
20.1°C · 94.4% humidity
20.1°
Feels 20.1°
20
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
23 3am
23
23
20 6am
23
23
23 9am
24
24
26 12pm
26
33
53 3pm
53
53
53 6pm
53
26
26 9pm
26
33
33 12am
53
53
Station readings 5h ago
AQI 28
PM2.5 6.6 µg/m³ · 5h ago
CAMS model adj -1
24
24
24
24
24
24
24
25
25
27
27
34
54
54
54
54
54
27
27
27
34
34
54
54
AD 728×90

Air Quality Index Trend

5h · 2 stn

Caledonia'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▲
20
4.72 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Caledonia?

Temperature & Precipitation

PM2.5 Trend

5h · 2 stations
PM2.54.72 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
4.72
Median
4.73
Average
4.1
Low
5.3
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +1.2

What is the 7-day forecast for Caledonia?

06-09
29.9° 10.5°
0.81 mm
06-10
17.4° 14.4°
27.13 mm
06-11
24.6° 12.5°
06-12
26.3° 18.0°
4.25 mm
06-13
27.5° 19.2°
5.63 mm
06-14
29.6° 14.0°
06-15
31.4° 23.7°
4.06 mm
Both models agree Avg diff: 7.2°C

Where are air quality stations near Caledonia?

18
Milwaukee-college Ave Nr, Wisconsin, USA
13.9 km PM2.5: 4.3 µg/m³
21
Milwaukee-college Ave Nr, Wisconsin, USA
13.9 km PM2.5: 5.0 µg/m³
17
Milwaukee-college Ave Nr, Wisconsin, USA
13.9 km PM2.5: 4.1 µg/m³
47
Milw 16th St, Wisconsin, USA
23.3 km PM2.5: 11.3 µg/m³
22
Waukesha-cleveland Ave., Wisconsin, USA
33.4 km PM2.5: 5.3 µg/m³
53
Waukesha-cleveland Ave., Wisconsin, USA
33.4 km PM2.5: 13.1 µg/m³
69
Waukesha-cleveland Ave., Wisconsin, USA
33.4 km PM2.5: 20.7 µg/m³

What cities are near Caledonia?

20 Oak Creek 20 South Milwaukee 19 Racine 20 Cudahy 21 Muskego 21 New Berlin 20 West Allis 20 Milwaukee 19 Kenosha 20 Wauwatosa
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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 2026-06-09T11:45 UTC.