Air Quality in Rapid City, United States
Cloudy
0.5°C · 89.9% humidity
0.5°
Feels -6.5°
18
Good
Air quality is satisfactory. Enjoy outdoor activities.
Model forecast
Nearby Monitoring Stations
AQI Forecast
12
12am
12
12
12
3am
12
12
12
6am
12
12
12
9am
12
12
12
12pm
12
25
25
3pm
37
37
37
6pm
37
37
37
9pm
37
37
89.9%
Humidity
36.1 km/h
Wind SSW
1021.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
What is the weather forecast for Rapid City?
Temperature & Precipitation
PM2.54.4 µg/m³
✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
What is the 7-day forecast for Rapid City?
04-10
4.2° 0.5°
1.75 mm
04-11
18.1° 3.2°
04-12
21.5° 11.3°
3.44 mm
04-13
15.7° 3.9°
0.06 mm
04-14
9.2° -0.0°
0.38 mm
04-15
5.8° -1.2°
0.44 mm
04-16
14.0° 4.2°
0.13 mm
Both models agree
Avg diff: 3.6°C
What cities are near Rapid City?
Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-10T03:57 UTC.