National Weather Service Forecast for: Petaluma CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 7:26 am PDT Jun 12, 2025
 
Today

Today: Sunny, with a high near 77. West wind 5 to 15 mph, with gusts as high as 23 mph.
Sunny

 Tonight

Tonight: Mostly clear, with a low around 50. West wind 9 to 16 mph, with gusts as high as 24 mph.
Mostly Clear

 Friday

Friday: Sunny, with a high near 74. West wind 10 to 17 mph, with gusts as high as 23 mph.
Sunny

 Friday
Night
Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 47. West wind 6 to 16 mph, with gusts as high as 24 mph.
Mostly Clear
then Patchy
Fog
 Saturday

Saturday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 75. Light south southwest wind becoming west 6 to 11 mph in the afternoon.
Patchy Fog
then Mostly
Sunny
 Saturday
Night
Saturday Night: Patchy fog after 2am. Otherwise, partly cloudy, with a low around 48.
Partly Cloudy
then Patchy
Fog
 Sunday

Sunday: Partly sunny, with a high near 74.
Partly Sunny

 Sunday
Night
Sunday Night: Partly cloudy, with a low around 48.
Partly Cloudy

 Monday

Monday: Sunny, with a high near 74.
Sunny
Hi 77 °F Lo 50 °F Hi 74 °F Lo 47 °F Hi 75 °F Lo 48 °F Hi 74 °F Lo 48 °F Hi 74 °F

 

Today
 
 Sunny, with a high near 77. West wind 5 to 15 mph, with gusts as high as 23 mph.
Tonight
 
 Mostly clear, with a low around 50. West wind 9 to 16 mph, with gusts as high as 24 mph.
Friday
 
 Sunny, with a high near 74. West wind 10 to 17 mph, with gusts as high as 23 mph.
Friday Night
 
 Patchy fog after 3am. Otherwise, mostly clear, with a low around 47. West wind 6 to 16 mph, with gusts as high as 24 mph.
Saturday
 
 Patchy fog before 7am. Otherwise, mostly sunny, with a high near 75. Light south southwest wind becoming west 6 to 11 mph in the afternoon.
Saturday Night
 
 Patchy fog after 2am. Otherwise, partly cloudy, with a low around 48.
Sunday
 
 Partly sunny, with a high near 74.
Sunday Night
 
 Partly cloudy, with a low around 48.
Monday
 
 Sunny, with a high near 74.
Monday Night
 
 Mostly clear, with a low around 50.
Tuesday
 
 Sunny, with a high near 79.
Tuesday Night
 
 Mostly clear, with a low around 53.
Wednesday
 
 Sunny, with a high near 83.

 

Forecast from NOAA-NWS for Petaluma CA.