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World Weather Information Service
United States of America
National Weather Service
National Weather Service
Weather Information for Rapid City, South Dakota
  MAPMAP
Weather Forecast
Issued at 20:03  (Local time)  21 Apr  2018 
Date Temperature oC Weather
Minimum Maximum
22 Apr
( Sun ) 		2 18 Sunny
Sunny
23 Apr
( Mon ) 		6 16 Mostly Sunny then Chance Showers and Breezy
Mostly Sunny then Chance Showers and Breezy
24 Apr
( Tue ) 		1 9 Chance Rain/Snow and Breezy then Slight Chance Rain
Chance Rain/Snow and Breezy then Slight Chance Rain
25 Apr
( Wed ) 		0 17 Sunny
Sunny
26 Apr
( Thu ) 		3 13 Mostly Sunny
Mostly Sunny
27 Apr
( Fri ) 		2 17 Sunny
Sunny
28 Apr
( Sat ) 		3 18 Sunny
Sunny
>> Click here for temperatures in oF
 
Climatological Information
Month Mean Temperature oC Mean Total Rainfall (mm) Mean Number of Rain Days
Daily
Minimum		 Daily
Maximum
Jan -8.7 3.0 7.4 5.5
Feb -7.7 3.7 12.2 6.1
Mar -3.9 8.1 25.1 7.5
Apr 1.1 13.2 53.3 10.6
May 7.2 19.1 106.4 13.6
Jun 12.3 24.4 80.3 13.3
Jul 16.5 29.1 63.5 10.1
Aug 15.4 28.7 50.0 8.7
Sep 10.0 22.5 39.1 7.0
Oct 3.1 15.1 41.9 7.8
Nov -2.5 7.7 15.2 4.2
Dec -7.7 2.6 8.1 5.1
>> Click here for temperatures in oF

Remarks:
* Climatological information is based on monthly averages for the 30-year period 1981-2010.
* Attention: Please note that the averaging period for climatological information and the definition of "Mean Number of Precipitation/Rain Days" quoted in this web site may be different for different countries. Hence, care should be taken when city climatologies are compared.