Rapid City Weather in September

   
 
 

Check the Weather in Rapid City, South Dakota in September before you book your next holiday. This gives the best indication of the weather in September and includes figures for temperature, sunshine and rainfall.

Max Daytime Temperature (°C) 23°C (73°F) Max Daytime Temperature in September in Rapid City 23°C (73°F) in September
Min Night-time Temperature (°C) 8°C (46°F) Min Night-time Temperature in September in Rapid City 8°C (46°F) in September
Hours of Sunshine (Daily) 9 Hours of Bright Sunshine per day (69% of Daylight Hours) in September in Rapid City 9 Hours per day in September
Hours of Daylight (Daily) 12 Hours of Daylight in September in Rapid City 12 Hours per day in September
Heat and Humidity Discomfort No heat & humidity in September in Rapid City None in September
Days with some Rainfall 7 Days with some Rainfall in September in Rapid City 7 Days in September
Monthly Rainfall (mm) 32 mm (1.3 inches) Monthly Rainfall in September in Rapid City 32 mm (1.3 inches) in September
UV Index (Maximum) UV (Maximum) Index 6 (High) in September in Rapid City 6 (High) in September
All Months Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C)  |  Imperial (°F) 
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Map of South Dakota

Select a destination from the South Dakota Map to view the september weather guide. Alternatively, select from the list of destinations below the map. Can't find the South Dakota weather destination you are after? Try the Destination Search.

Aberdeen   Custer   Deadwood   Hot Springs   Keystone   Lead   Pierre   Sioux Falls  

Rapid City weather by month

Check the weather for a particular month in Rapid City by selecting a month from the list below. Alternatively check which month usually has the Best Weather in Rapid City. If you are not sure where to go, why not try our Holiday Planner.

   
 
 

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