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February 11th, 2026 :: 8:33 pm MST   

Local Weather Report for
Custer
South Dakota, United States

 Custer Weather Forecast Summary  
 
Today
Feb 11th
Thursday
Feb 12th
Friday
Feb 13th
Saturday
Feb 14th
Sunday
Feb 15th
Cloudy Mix of Cloud and Sun Sunny Sunny Cloudy
46°F
51°F
31°F
52°F
35°F
51°F
34°F
55°F
36°F
 
 Custer Detailed Weather Forecast  
 
Wednesday, February 11th, 2026
Evening Temperature: 33°F
Mostly clear.
Thursday, February 12th, 2026
Overnight Temperature: 33°F
Clear.
Morning Temperature: 49°F
Sunny. Windy at times.
Afternoon Temperature: 40°F
A mix of cloud and sun.
Evening Temperature: 36°F
Clear.
Friday, February 13th, 2026
Overnight Temperature: 37°F
Clear.
Morning Temperature: 51°F
Sunny. Windy at times.
Afternoon Temperature: 44°F
Sunny.
Evening Temperature: 37°F
Clear.
Saturday, February 14th, 2026
Overnight Temperature: 36°F
Clear.
Morning Temperature: 49°F
Sunny.
Afternoon Temperature: 42°F
Sunny.
Evening Temperature: 37°F
Clear.
Sunday, February 15th, 2026
Overnight Temperature: 39°F
Cloudy.
Morning Temperature: 53°F
Cloudy. Windy at times.
Afternoon Temperature: 49°F
Cloudy. Windy at times.
Evening Temperature: 42°F
A mix of cloudy and clear skies. Windy at times.
Monday, February 16th, 2026
Overnight Temperature: 42°F
A mix of cloudy and clear skies.
Morning Temperature: 59°F
Cloudy. Windy at times.
Afternoon Temperature: 51°F
Cloudy.
Evening Temperature: 45°F
Cloudy.
Tuesday, February 17th, 2026
Overnight Temperature: 45°F
Cloudy. Windy.
Morning Temperature: 52°F
Cloudy. Wind 20 to 30 mph.
Afternoon Temperature: 42°F
Cloudy. Wind 35 to 45 mph.
Evening Temperature: 37°F
A mix of cloudy and clear skies. Windy.
Wednesday, February 18th, 2026
Overnight Temperature: 34°F
A mix of cloudy and clear skies.
Morning Temperature: 47°F
Sunny with cloudy periods.
Afternoon Temperature: 43°F
Cloudy. Windy at times.
Evening Temperature: 34°F
Cloudy. Windy at times.
Thursday, February 19th, 2026
Overnight Temperature: 33°F
Cloudy with a slight chance of flurries or showers.
Morning Temperature: 33°F
Cloudy with flurries or showers likely. Windy at times.
Afternoon Temperature: 30°F
Cloudy with flurries likely.
Evening Temperature: 23°F
Cloudy with a chance of flurries. Windy at times.





 

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This WeatherCity Weather Forecast for Custer, 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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