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May 13th, 2026 :: 12:04 pm CDT   

Local Weather Report for
Fort Pierre
South Dakota, United States

 Fort Pierre Weather Forecast Summary  
 
Today
May 13th
Thursday
May 14th
Friday
May 15th
Saturday
May 16th
Sunday
May 17th
Mostly Sunny Mostly Sunny Sunny Mostly Sunny Thundershowers
80°F
80°F
64°F
78°F
54°F
75°F
50°F
72°F
57°F
 
 Fort Pierre Detailed Weather Forecast  
 
Wednesday, May 13th, 2026
Afternoon Temperature: 78°F
Mostly sunny. Windy at times.
Evening Temperature: 74°F
Mostly clear. Windy.
Thursday, May 14th, 2026
Overnight Temperature: 68°F
Clear with cloudy periods. Wind 20 to 30 mph.
Morning Temperature: 71°F
Sunny with cloudy periods. Wind 20 to 30 mph.
Afternoon Temperature: 80°F
Sunny. Windy.
Evening Temperature: 72°F
Clear. Windy at times.
Friday, May 15th, 2026
Overnight Temperature: 58°F
Clear. Windy at times.
Morning Temperature: 60°F
Sunny. Windy.
Afternoon Temperature: 77°F
Sunny. Windy.
Evening Temperature: 69°F
Clear with cloudy periods.
Saturday, May 16th, 2026
Overnight Temperature: 56°F
A mix of cloudy and clear skies.
Morning Temperature: 58°F
Sunny. Windy at times.
Afternoon Temperature: 73°F
Sunny.
Evening Temperature: 67°F
Clear with cloudy periods. Windy at times.
Sunday, May 17th, 2026
Overnight Temperature: 60°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 60°F
Cloudy with a chance of showers. Windy.
Afternoon Temperature: 67°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy.
Evening Temperature: 62°F
Cloudy with rain, at times heavy. Slight chance of a thunderstorm. Windy at times.
Monday, May 18th, 2026
Overnight Temperature: 56°F
Cloudy with clear periods with periods of rain. Windy at times.
Morning Temperature: 52°F
Mostly cloudy with showers likely. Windy at times.
Afternoon Temperature: 51°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 42°F
Cloudy with showers. Wind 20 to 30 mph.
Tuesday, May 19th, 2026
Overnight Temperature: 43°F
Mostly cloudy with showers likely. Windy.
Morning Temperature: 44°F
Sunny. Windy.
Afternoon Temperature: 59°F
Sunny. Windy.
Evening Temperature: 57°F
Clear with cloudy periods.
Wednesday, May 20th, 2026
Overnight Temperature: 49°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 53°F
Cloudy. Windy.
Afternoon Temperature: 65°F
A mix of cloud and sun. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Evening Temperature: 60°F
Clear. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Thursday, May 21st, 2026
Overnight Temperature: 48°F
Clear. Windy at times.
Morning Temperature: 47°F
Sunny.
Afternoon Temperature: 64°F
Sunny.
Evening Temperature: 63°F
Clear. Windy.





 

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This WeatherCity Weather Forecast for Fort Pierre, 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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