Air Quality in Granite City, United States
Windy
18.9°C · 46.8% humidity
18.9°
Feels 18.9°
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
37
9pm
37
37
50
12am
50
75
50
3am
50
50
37
6am
37
37
37
9am
37
37
50
12pm
25
25
25
3pm
25
25
37
6pm
37
50
46.8%
Humidity
75.9 km/h
Wind S
1018.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Granite City?
Temperature & Precipitation
PM2.55.9 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Granite City?
04-10
22.5° 12.4°
04-11
20.6° 14.3°
20.63 mm
04-12
25.6° 16.9°
0.62 mm
04-13
28.6° 19.2°
0.31 mm
04-14
25.8° 21.0°
0.62 mm
04-15
17.4° 9.0°
4.5 mm
04-16
16.0° 8.6°
5.88 mm
Both models agree
Avg diff: 4.4°C
Where are air quality stations near Granite City?
43
East St. Louis, Illinois, USA
26
Forest Park, Missouri, USA
32
Ladue, Missouri, USA
29
Ladue, Missouri, USA
What cities are near Granite City?
Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T00:11 UTC.