National Weather Service Forecast for: Cotati CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 1:26 pm PDT Apr 6, 2026
 
Tonight

Tonight: Mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm  in the evening.
Mostly Cloudy

Tuesday

Tuesday: Patchy fog before 9am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 46. West wind 3 to 8 mph.
Partly Cloudy
then Patchy
Fog
Wednesday

Wednesday: Patchy fog before 9am.  Otherwise, sunny, with a high near 73. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Patchy Fog
then Sunny
Wednesday
Night
Wednesday Night: Areas of fog after 2am.  Otherwise, mostly cloudy, with a low around 52. West wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 18 mph.
Partly Cloudy
then Areas
Fog
Thursday

Thursday: A 40 percent chance of rain, mainly after 11am.  Areas of fog before 11am.  Otherwise, mostly cloudy, with a high near 70. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
and Areas Fog
Thursday
Night
Thursday Night: A 30 percent chance of rain.  Areas of fog after 11pm.  Otherwise, mostly cloudy, with a low around 49.
Chance Rain
and Areas Fog
Friday

Friday: Rain likely.  Areas of fog before 11am.  Otherwise, mostly cloudy, with a high near 68.
Rain Likely
and Areas Fog
Friday
Night
Friday Night: A chance of rain.  Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 47.
Chance Rain
and Patchy
Fog
Lo 44 °F Hi 71 °F Lo 46 °F Hi 73 °F Lo 52 °F Hi 70 °F Lo 49 °F Hi 68 °F Lo 47 °F

 

Tonight
 
Mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
 
Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 71. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Tuesday Night
 
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 46. West wind 3 to 8 mph.
Wednesday
 
Patchy fog before 9am. Otherwise, sunny, with a high near 73. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Wednesday Night
 
Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 52. West wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 18 mph.
Thursday
 
A 40 percent chance of rain, mainly after 11am. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 70. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
 
A 30 percent chance of rain. Areas of fog after 11pm. Otherwise, mostly cloudy, with a low around 49.
Friday
 
Rain likely. Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 68.
Friday Night
 
A chance of rain. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 47.
Saturday
 
A chance of rain. Areas of fog before 10am. Otherwise, partly sunny, with a high near 66.
Saturday Night
 
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
 
A chance of rain. Partly sunny, with a high near 65.
Sunday Night
 
Partly cloudy, with a low around 42.
Monday
 
Mostly sunny, with a high near 68.

 

Forecast from NOAA-NWS for Cotati CA.