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September 19th, 2025 :: 8:50 pm MDT   

Local Weather Report for
Custer
South Dakota, United States

 Current Custer Weather Conditions Updated September 19th at 7:53 pm 
Temperature:52°F Dew Point:46°F
Barometer:30.15 inHg Wind:N 6 Mph
Humidity:81.7% Visibility:0M
 
 Custer Weather Forecast Summary  
 
Today
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Tuesday
Sep 23rd
Cloudy Cloudy Cloudy Cloudy Showers
68°F
75°F
52°F
81°F
57°F
80°F
60°F
58°F
55°F
 
 Custer Detailed Weather Forecast  
 
Friday, September 19th, 2025
Evening Temperature: 55°F
Cloudy.
Saturday, September 20th, 2025
Overnight Temperature: 52°F
Cloudy.
Morning Temperature: 69°F
Cloudy.
Afternoon Temperature: 73°F
Sunny with cloudy periods.
Evening Temperature: 60°F
Clear with cloudy periods.
Sunday, September 21st, 2025
Overnight Temperature: 58°F
Cloudy.
Morning Temperature: 75°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 77°F
A mix of cloud and sun.
Evening Temperature: 65°F
Clear with cloudy periods.
Monday, September 22nd, 2025
Overnight Temperature: 63°F
Mostly clear.
Morning Temperature: 76°F
Cloudy. Windy at times.
Afternoon Temperature: 61°F
Cloudy with a slight chance of showers. Wind 20 to 30 mph.
Evening Temperature: 61°F
Cloudy with a chance of showers. Windy at times.
Tuesday, September 23rd, 2025
Overnight Temperature: 57°F
Cloudy with a chance of showers.
Morning Temperature: 57°F
Cloudy with showers likely.
Afternoon Temperature: 55°F
Cloudy with a few showers.
Evening Temperature: 55°F
Cloudy with a chance of showers.
Wednesday, September 24th, 2025
Overnight Temperature: 54°F
Cloudy with showers likely.
Morning Temperature: 62°F
A mix of cloud and sun.
Afternoon Temperature: 64°F
Sunny. Windy at times.
Evening Temperature: 56°F
Clear.
Thursday, September 25th, 2025
Overnight Temperature: 51°F
Clear.
Morning Temperature: 64°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 70°F
Mostly sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 59°F
Clear with a chance of showers.
Friday, September 26th, 2025
Overnight Temperature: 55°F
Clear.
Morning Temperature: 72°F
Sunny.
Afternoon Temperature: 73°F
Sunny. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 64°F
Clear.
Saturday, September 27th, 2025
Overnight Temperature: 60°F
Clear.
Morning Temperature: 73°F
Sunny.
Afternoon Temperature: 74°F
Sunny.
Evening Temperature: 63°F
Clear.





 

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7:50 PM  59°F
 
 
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7:55 PM  54°F
 
 
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7:53 PM  61°F
 
 
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7:52 PM  57°F
 
 
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7:55 PM  57°F
 
 
Gillette, WY 
7:53 PM  55°F
 
 
Douglas, WY 
7:53 PM  57°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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