Five Day Weather Forecast for Stillwater

National Weather Service Forecast for: Stillwater, OK
Issued by: National Weather Service Norman, OK
Updated: Wed, 07-16-2025 5:45pm CDT

Stillwater, OK
 
  Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday

Friday: Sunny
Sunny
Saturday

Saturday: Sunny
Sunny
Sunday

Sunday: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Sunny
Sunny
  Hi 94 °F Hi 96 °F Hi 97 °F Hi 98 °F Hi 99 °F Hi 98 °F Hi 99 °F
 
Tonight

Tonight: Mostly Clear then Chance Showers And Thunderstorms
Mostly Clear then Chance Showers And T-Storms
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Friday
Night
Friday Night: Mostly Clear
Mostly Clear
Saturday
Night
Saturday Night: Mostly Clear
Mostly Clear
Sunday
Night
Sunday Night: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
 
Lo 74 °F Lo 74 °F Lo 74 °F Lo 77 °F Lo 77 °F Lo 78 °F Lo 77 °F  

 

Tonight
 
A chance of showers and thunderstorms after 4am. Mostly clear, with a low around 74. Heat index values as high as 100. South wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Thursday
 
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 94. Heat index values as high as 102. South wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Thursday Night
 
A chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. Heat index values as high as 100. South southeast wind around 7 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Friday
 
Sunny, with a high near 96. Heat index values as high as 101. South wind 5 to 9 mph.
Friday Night
 
Mostly clear, with a low around 74. South wind around 8 mph.
Saturday
 
Sunny, with a high near 97.
Saturday Night
 
Mostly clear, with a low around 77.
Sunday
 
Sunny, with a high near 98.
Sunday Night
 
Mostly clear, with a low around 77.
Monday
 
Sunny, with a high near 99.
Monday Night
 
Mostly clear, with a low around 78.
Tuesday
 
Mostly sunny, with a high near 98.
Tuesday Night
 
Mostly clear, with a low around 77.
Wednesday
 
Sunny, with a high near 99.

 

Forecast from NOAA-NWS for Stillwater, OK.

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