National Weather Service Forecast for: Pittsburg CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 8:46 pm PDT Sep 12, 2026
 
Tonight

Tonight: Clear, with a low around 59. West southwest wind around 18 mph, with gusts as high as 32 mph.
Clear

Sunday

Sunday: Sunny, with a high near 80. West wind 9 to 16 mph, with gusts as high as 29 mph.
Sunny

Sunday
Night
Sunday Night: Patchy smoke between 2am and 4am. Mostly clear, with a low around 60. West southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Mostly Clear
then Patchy
Smoke
Monday

Monday: Sunny, with a high near 88. West wind around 10 mph, with gusts as high as 18 mph.
Sunny

Monday
Night
Monday Night: Clear, with a low around 59. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Clear

Tuesday

Tuesday: Sunny, with a high near 88.
Sunny

Tuesday
Night
Tuesday Night: Clear, with a low around 60.
Clear

Wednesday

Wednesday: Sunny, with a high near 85.
Sunny

Wednesday
Night
Wednesday Night: Clear, with a low around 60.
Clear

Lo 59 °F Hi 80 °F Lo 60 °F Hi 88 °F Lo 59 °F Hi 88 °F Lo 60 °F Hi 85 °F Lo 60 °F

 

Tonight
 
Clear, with a low around 59. West southwest wind around 18 mph, with gusts as high as 32 mph.
Sunday
 
Sunny, with a high near 80. West wind 9 to 16 mph, with gusts as high as 29 mph.
Sunday Night
 
Patchy smoke between 2am and 4am. Mostly clear, with a low around 60. West southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Monday
 
Sunny, with a high near 88. West wind around 10 mph, with gusts as high as 18 mph.
Monday Night
 
Clear, with a low around 59. Southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Tuesday
 
Sunny, with a high near 88.
Tuesday Night
 
Clear, with a low around 60.
Wednesday
 
Sunny, with a high near 85.
Wednesday Night
 
Clear, with a low around 60.
Thursday
 
Sunny, with a high near 87.
Thursday Night
 
Clear, with a low around 61.
Friday
 
Sunny, with a high near 86.
Friday Night
 
Mostly clear, with a low around 60.
Saturday
 
Sunny, with a high near 84.

 

Forecast from NOAA-NWS for Pittsburg CA.