National Weather Service Forecast for: Williams CA
Issued by: National Weather Service Sacramento, CA
Updated: 2:01 pm PDT Sep 12, 2026
 
Tonight

Tonight: Widespread haze. Clear, with a low around 55. West southwest wind 6 to 13 mph, with gusts as high as 28 mph.
Haze
 Sunday

Sunday: Widespread haze before noon. Sunny, with a high near 81. North wind around 6 mph.
Haze then
Sunny
 Sunday
Night
Sunday Night: Clear, with a low around 57. Calm wind becoming northwest 5 to 8 mph after midnight. Winds could gust as high as 26 mph.
Clear
 Monday

Monday: Sunny, with a high near 88. North wind 9 to 14 mph, with gusts as high as 28 mph.
Sunny
 Monday
Night
Monday Night: Clear, with a low around 57. Light and variable wind.
Clear
 Tuesday

Tuesday: Sunny, with a high near 89.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 57.
Clear
 Wednesday

Wednesday: Sunny, with a high near 88.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 58.
Clear
Lo 55 °F Hi 81 °F Lo 57 °F Hi 88 °F Lo 57 °F Hi 89 °F Lo 57 °F Hi 88 °F Lo 58 °F

Red Flag Warning
 

Tonight
 
 Widespread haze. Clear, with a low around 55. West southwest wind 6 to 13 mph, with gusts as high as 28 mph.
Sunday
 
 Widespread haze before noon. Sunny, with a high near 81. North wind around 6 mph.
Sunday Night
 
 Clear, with a low around 57. Calm wind becoming northwest 5 to 8 mph after midnight. Winds could gust as high as 26 mph.
Monday
 
 Sunny, with a high near 88. North wind 9 to 14 mph, with gusts as high as 28 mph.
Monday Night
 
 Clear, with a low around 57. Light and variable wind.
Tuesday
 
 Sunny, with a high near 89.
Tuesday Night
 
 Clear, with a low around 57.
Wednesday
 
 Sunny, with a high near 88.
Wednesday Night
 
 Clear, with a low around 58.
Thursday
 
 Sunny, with a high near 89.
Thursday Night
 
 Clear, with a low around 58.
Friday
 
 Sunny, with a high near 90.
Friday Night
 
 Mostly clear, with a low around 58.
Saturday
 
 Sunny, with a high near 88.

 

Forecast from NOAA-NWS for Williams CA.