Five Day Weather Forecast for Stillwater

National Weather Service Forecast for: Stillwater, OK
Issued by: National Weather Service Norman, OK
Updated: Sun, 10-18-2026 1:27pm CDT

Stillwater, OK
 
This
Afternoon
This Afternoon: Sunny
Sunny
Monday

Monday: Sunny
Sunny
Tuesday

Tuesday: Mostly Sunny
Mostly Sunny
Wednesday

Wednesday: Sunny
Sunny
Thursday

Thursday: Sunny
Sunny
Friday

Friday: Mostly Sunny
Mostly Sunny
Saturday

Saturday: Mostly Sunny
Mostly Sunny
 
Hi 66 °F Hi 71 °F Hi 74 °F Hi 78 °F Hi 80 °F Hi 80 °F Hi 80 °F  
 
Tonight

Tonight: Mostly Clear
Mostly Clear
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday
Night
Tuesday Night: Mostly Clear
Mostly Clear
Wednesday
Night
Wednesday Night: Clear
Clear
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
Saturday
Night
Saturday Night: Partly Cloudy
Partly Cloudy
 
Lo 47 °F Lo 49 °F Lo 52 °F Lo 55 °F Lo 57 °F Lo 59 °F Lo 59 °F  

 

This Afternoon
 
Sunny, with a high near 66. South wind around 12 mph.
Tonight
 
Mostly clear, with a low around 47. South southeast wind 3 to 8 mph.
Monday
 
Sunny, with a high near 71. South southeast wind 3 to 9 mph.
Monday Night
 
Mostly clear, with a low around 49. Southeast wind 1 to 6 mph.
Tuesday
 
Mostly sunny, with a high near 74. South southeast wind 2 to 8 mph.
Tuesday Night
 
Mostly clear, with a low around 52.
Wednesday
 
Sunny, with a high near 78.
Wednesday Night
 
Clear, with a low around 55.
Thursday
 
Sunny, with a high near 80.
Thursday Night
 
Mostly clear, with a low around 57.
Friday
 
Mostly sunny, with a high near 80.
Friday Night
 
Partly cloudy, with a low around 59.
Saturday
 
Mostly sunny, with a high near 80.
Saturday Night
 
Partly cloudy, with a low around 59.

 

Forecast from NOAA-NWS for Stillwater, OK.

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