Average monthly rainy days in Custer (SD)
The number of days each month with rain, snow and hail in Custer (South Dakota), the United States of America.
- On average, May is the most rainy with 14 days of rain/snow.
- On average, January is the driest month with 5 rainy days.
- The average annual number of rainy days is 116.
Forecast for Custer (SD)
Fri May 10
16°C | 4°C
N 
11 km/h
11 km/h
partly cloudy and no rain
Sat May 11
18°C | 4°C
W 14 km/h
14 km/h
partly cloudy and no rain
Sun May 12
17°C | 7°C
NE 11 km/h
11 km/h5.6 mm
partly cloudy and thunder
