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January 25th, 2026 :: 9:41 pm MST   

Local Weather Report for
Custer
South Dakota, United States

 Current Custer Weather Conditions Updated January 25th at 8:53 pm 
Temperature:-8°F Dew Point:-17°F
Barometer:30.01 inHg Wind:N 17 Mph
Humidity:1.4% Visibility:0M
 
 Custer Weather Forecast Summary  
 
Today
Jan 25th
Monday
Jan 26th
Tuesday
Jan 27th
Wednesday
Jan 28th
Thursday
Jan 29th
Cloudy Mix of Cloud and Sun Cloudy Cloudy Cloudy
7°F
33°F
12°F
31°F
12°F
40°F
23°F
43°F
19°F
 
 Custer Detailed Weather Forecast  
 
Sunday, January 25th, 2026
Evening Temperature: 0°F
Clear. Windy at times.
Monday, January 26th, 2026
Overnight Temperature: 16°F
Mostly clear. Wind 20 to 30 mph.
Morning Temperature: 31°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 20°F
A mix of cloud and sun.
Evening Temperature: 18°F
A mix of cloudy and clear skies.
Tuesday, January 27th, 2026
Overnight Temperature: 13°F
Cloudy.
Morning Temperature: 27°F
Cloudy. Windy at times.
Afternoon Temperature: 21°F
Cloudy.
Evening Temperature: 22°F
Clear. Windy at times.
Wednesday, January 28th, 2026
Overnight Temperature: 25°F
Cloudy.
Morning Temperature: 39°F
Cloudy.
Afternoon Temperature: 30°F
Cloudy.
Evening Temperature: 32°F
Cloudy. Windy at times.
Thursday, January 29th, 2026
Overnight Temperature: 30°F
Cloudy. Windy at times.
Morning Temperature: 43°F
Sunny.
Afternoon Temperature: 27°F
A mix of cloud and sun.
Evening Temperature: 20°F
Cloudy.
Friday, January 30th, 2026
Overnight Temperature: 17°F
Cloudy.
Morning Temperature: 26°F
A mix of cloud and sun.
Afternoon Temperature: 27°F
Cloudy.
Evening Temperature: 30°F
Cloudy.
Saturday, January 31st, 2026
Overnight Temperature: 35°F
Cloudy.
Morning Temperature: 47°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 38°F
A mix of cloud and sun.
Evening Temperature: 34°F
Cloudy. Windy at times.
Sunday, February 1st, 2026
Overnight Temperature: 35°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 47°F
Sunny. Windy.
Afternoon Temperature: 38°F
Sunny. Windy at times.
Evening Temperature: 32°F
Cloudy.
Monday, February 2nd, 2026
Overnight Temperature: 29°F
Clear.
Morning Temperature: 44°F
Sunny.
Afternoon Temperature: 33°F
Sunny.
Evening Temperature: 28°F
Cloudy.





 

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8:52 PM  -4°F
 
 
Box Elder, SD 
 
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8:55 PM  -2°F
 
 
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8:55 PM  -0°F
 
 
Chadron, NE 
8:53 PM  -17°F
 
 
Pine Ridge, SD 
8:52 PM  -15°F
 
 
Belle Fourche, WY 
 
Philip, SD 
8:55 PM  -9°F
 
 
Gillette, WY 
8:53 PM  1°F
 
 
Douglas, WY 
8:53 PM  -17°F
 

 
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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