National Weather Service Forecast for: Pittsburg CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 11:26 am PDT May 26, 2026
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 72. West wind 9 to 11 mph, with gusts as high as 20 mph.
Mostly Sunny

Tonight

Tonight: Mostly clear, with a low around 52. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Mostly Clear

Wednesday

Wednesday: Mostly sunny, with a high near 74. Southwest wind 3 to 7 mph.
Mostly Sunny

Wednesday
Night
Wednesday Night: A 20 percent chance of rain after 4am.  Mostly cloudy, with a low around 54. West southwest wind 7 to 9 mph.
Mostly Cloudy
then Slight
Chance Rain
Thursday

Thursday: A 30 percent chance of rain.  Partly sunny, with a high near 74. West southwest wind 3 to 6 mph.  New precipitation amounts of less than a tenth of an inch possible.
Chance Rain

Thursday
Night
Thursday Night: Mostly clear, with a low around 55.
Mostly Clear

Friday

Friday: Mostly sunny, with a high near 73.
Mostly Sunny

Friday
Night
Friday Night: Mostly clear, with a low around 54.
Mostly Clear

Saturday

Saturday: Sunny, with a high near 78.
Sunny

Hi 72 °F Lo 52 °F Hi 74 °F Lo 54 °F Hi 74 °F Lo 55 °F Hi 73 °F Lo 54 °F Hi 78 °F

 

This Afternoon
 
Mostly sunny, with a high near 72. West wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
 
Mostly clear, with a low around 52. Southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Wednesday
 
Mostly sunny, with a high near 74. Southwest wind 3 to 7 mph.
Wednesday Night
 
A 20 percent chance of rain after 4am. Mostly cloudy, with a low around 54. West southwest wind 7 to 9 mph.
Thursday
 
A 30 percent chance of rain. Partly sunny, with a high near 74. West southwest wind 3 to 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
 
Mostly clear, with a low around 55.
Friday
 
Mostly sunny, with a high near 73.
Friday Night
 
Mostly clear, with a low around 54.
Saturday
 
Sunny, with a high near 78.
Saturday Night
 
Clear, with a low around 53.
Sunday
 
Sunny, with a high near 84.
Sunday Night
 
Clear, with a low around 55.
Monday
 
Sunny, with a high near 87.

 

Forecast from NOAA-NWS for Pittsburg CA.