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February 20th, 2026 :: 3:47 pm MST   

Local Weather Report for
Rapid City
South Dakota, United States

 Current Rapid City Weather Conditions Updated February 20th at 2:52 pm 
Temperature:28°F Dew Point:9°F
Barometer:29.83 inHg Wind:N 13 Mph
Humidity:41.5% Visibility:0M
 
 Rapid City Weather Forecast Summary  
 
Today
Feb 20th
Saturday
Feb 21st
Sunday
Feb 22nd
Monday
Feb 23rd
Tuesday
Feb 24th
Cloudy Mostly Sunny Cloudy Cloudy Cloudy
23°F
35°F
11°F
27°F
13°F
46°F
16°F
56°F
39°F
 
 Rapid City Detailed Weather Forecast  
 
Friday, February 20th, 2026
Afternoon Temperature: 17°F
A mix of cloud and sun.
Evening Temperature: 11°F
Cloudy.
Saturday, February 21st, 2026
Overnight Temperature: 15°F
Clear.
Morning Temperature: 32°F
Mostly sunny.
Afternoon Temperature: 29°F
Sunny with cloudy periods. Windy.
Evening Temperature: 18°F
A mix of cloudy and clear skies. Windy.
Sunday, February 22nd, 2026
Overnight Temperature: 14°F
Clear.
Morning Temperature: 25°F
Cloudy.
Afternoon Temperature: 25°F
Cloudy.
Evening Temperature: 18°F
Clear.
Monday, February 23rd, 2026
Overnight Temperature: 19°F
Cloudy.
Morning Temperature: 41°F
Cloudy.
Afternoon Temperature: 42°F
Cloudy.
Evening Temperature: 39°F
Cloudy.
Tuesday, February 24th, 2026
Overnight Temperature: 40°F
Cloudy.
Morning Temperature: 53°F
Cloudy.
Afternoon Temperature: 51°F
Cloudy.
Evening Temperature: 49°F
Cloudy.
Wednesday, February 25th, 2026
Overnight Temperature: 42°F
Cloudy. Windy.
Morning Temperature: 46°F
Cloudy with showers likely. Windy.
Afternoon Temperature: 42°F
Cloudy with a chance of showers. Windy.
Evening Temperature: 36°F
Clear with cloudy periods. Windy.
Thursday, February 26th, 2026
Overnight Temperature: 33°F
Clear.
Morning Temperature: 51°F
A mix of cloud and sun.
Afternoon Temperature: 47°F
Sunny.
Evening Temperature: 40°F
Clear.
Friday, February 27th, 2026
Overnight Temperature: 41°F
Clear.
Morning Temperature: 62°F
Sunny. Windy.
Afternoon Temperature: 54°F
Sunny.
Evening Temperature: 45°F
Clear.
Saturday, February 28th, 2026
Overnight Temperature: 41°F
Clear.
Morning Temperature: 50°F
Cloudy. Windy at times.
Afternoon Temperature: 41°F
Cloudy. Windy at times.
Evening Temperature: 35°F
Cloudy. Windy at times.





 

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This WeatherCity Weather Forecast for Rapid City, South Dakota, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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