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

Tonight: Mostly clear, with a low around 47. West southwest wind around 6 mph becoming calm  in the evening.
Mostly Clear
Tuesday

Tuesday: Sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon.
Sunny
Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 52. West northwest wind 3 to 8 mph.
Partly Cloudy
Wednesday

Wednesday: Sunny, with a high near 72. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunny
Wednesday
Night
Wednesday Night: A 20 percent chance of rain after 11pm.  Mostly cloudy, with a low around 54. West wind 5 to 8 mph becoming calm  in the evening.
Slight Chance
Rain
Thursday

Thursday: A 50 percent chance of rain.  Mostly cloudy, with a high near 68. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
Thursday
Night
Thursday Night: A 40 percent chance of rain.  Mostly cloudy, with a low around 52.
Chance Rain
Friday

Friday: Rain likely.  Mostly cloudy, with a high near 68.
Rain Likely
Friday
Night
Friday Night: A chance of rain.  Mostly cloudy, with a low around 51.
Chance Rain
Lo 47 °F Hi 72 °F Lo 52 °F Hi 72 °F Lo 54 °F Hi 68 °F Lo 52 °F Hi 68 °F Lo 51 °F

 

Tonight
 
Mostly clear, with a low around 47. West southwest wind around 6 mph becoming calm in the evening.
Tuesday
 
Sunny, with a high near 72. Calm wind becoming west 5 to 8 mph in the afternoon.
Tuesday Night
 
Partly cloudy, with a low around 52. West northwest wind 3 to 8 mph.
Wednesday
 
Sunny, with a high near 72. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
 
A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 54. West wind 5 to 8 mph becoming calm in the evening.
Thursday
 
A 50 percent chance of rain. Mostly cloudy, with a high near 68. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
 
A 40 percent chance of rain. Mostly cloudy, with a low around 52.
Friday
 
Rain likely. Mostly cloudy, with a high near 68.
Friday Night
 
A chance of rain. Mostly cloudy, with a low around 51.
Saturday
 
A chance of rain. Partly sunny, with a high near 65.
Saturday Night
 
A chance of rain. Mostly cloudy, with a low around 48.
Sunday
 
A chance of rain. Partly sunny, with a high near 64.
Sunday Night
 
A slight chance of rain. Partly cloudy, with a low around 47.
Monday
 
Mostly sunny, with a high near 68.

 

Forecast from NOAA-NWS for Monte Rio CA.