National Weather Service Forecast for: Cotati CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 11:26 pm PDT Jun 29, 2026
 
Tonight

Tonight: Mostly clear, with a low around 52. Calm wind.
Mostly Clear

 Tuesday

Tuesday: Sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunny

 Tuesday
Night
Tuesday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 51. South southwest wind around 5 mph becoming calm in the evening.
Mostly Clear
then Patchy
Fog
 Wednesday

Wednesday: Areas of fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Areas Fog
then Sunny
 Wednesday
Night
Wednesday Night: Areas of fog after 2am. Otherwise, partly cloudy, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening.
Mostly Clear
then Areas
Fog
 Thursday

Thursday: Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76.
Areas Fog
then Sunny
 Thursday
Night
Thursday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 50.
Mostly Clear
then Patchy
Fog
 Friday

Friday: Areas of fog before 8am. Otherwise, mostly sunny, with a high near 79.
Areas Fog
then Sunny
 Friday
Night
Friday Night: Patchy fog after 1am. Otherwise, mostly clear, with a low around 52.
Mostly Clear
then Patchy
Fog
Lo 52 °F Hi 80 °F Lo 51 °F Hi 78 °F Lo 50 °F Hi 76 °F Lo 50 °F Hi 79 °F Lo 52 °F

 

Tonight
 
 Mostly clear, with a low around 52. Calm wind.
Tuesday
 
 Sunny, with a high near 80. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Tuesday Night
 
 Patchy fog after 2am. Otherwise, mostly clear, with a low around 51. South southwest wind around 5 mph becoming calm in the evening.
Wednesday
 
 Areas of fog before 8am. Otherwise, sunny, with a high near 78. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night
 
 Areas of fog after 2am. Otherwise, partly cloudy, with a low around 50. West southwest wind 5 to 7 mph becoming calm in the evening.
Thursday
 
 Areas of fog before 9am. Otherwise, mostly sunny, with a high near 76.
Thursday Night
 
 Patchy fog after midnight. Otherwise, partly cloudy, with a low around 50.
Friday
 
 Areas of fog before 8am. Otherwise, mostly sunny, with a high near 79.
Friday Night
 
 Patchy fog after 1am. Otherwise, mostly clear, with a low around 52.
Independence Day
 
 Areas of fog before 8am. Otherwise, mostly sunny, with a high near 80.
Saturday Night
 
 Patchy fog. Otherwise, partly cloudy, with a low around 52.
Sunday
 
 Areas of fog. Otherwise, partly sunny, with a high near 77.
Sunday Night
 
 Patchy fog. Otherwise, mostly cloudy, with a low around 52.
Monday
 
 Areas of fog. Otherwise, mostly sunny, with a high near 77.

 

Forecast from NOAA-NWS for Cotati CA.