National Weather Service Forecast for: Monte Rio CA
Issued by: National Weather Service San Francisco Bay Area/Monterey, CA
Updated: 11:26 am PDT Apr 6, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 64. West southwest wind 7 to 9 mph.
Sunny
 Tonight

Tonight: Mostly clear, with a low around 47. West southwest wind 6 to 8 mph.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 69. West southwest wind 6 to 9 mph.
Sunny
 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 53. West northwest wind 7 to 9 mph.
Partly Cloudy
 Wednesday

Wednesday: Sunny, with a high near 69. West northwest wind 5 to 8 mph.
Sunny
 Wednesday
Night
Wednesday Night: A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 55.
Slight Chance
Rain
 Thursday

Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 66.
Chance Rain
 Thursday
Night
Thursday Night: A chance of rain. Mostly cloudy, with a low around 53.
Chance Rain
 Friday

Friday: Rain likely. Mostly cloudy, with a high near 65.
Rain Likely
Hi 64 °F Lo 47 °F Hi 69 °F Lo 53 °F Hi 69 °F Lo 55 °F Hi 66 °F Lo 53 °F Hi 65 °F

 

This Afternoon
 
 Sunny, with a high near 64. West southwest wind 7 to 9 mph.
Tonight
 
 Mostly clear, with a low around 47. West southwest wind 6 to 8 mph.
Tuesday
 
 Sunny, with a high near 69. West southwest wind 6 to 9 mph.
Tuesday Night
 
 Partly cloudy, with a low around 53. West northwest wind 7 to 9 mph.
Wednesday
 
 Sunny, with a high near 69. West northwest wind 5 to 8 mph.
Wednesday Night
 
 A 20 percent chance of rain after 11pm. Mostly cloudy, with a low around 55.
Thursday
 
 A 50 percent chance of rain. Mostly cloudy, with a high near 66.
Thursday Night
 
 A chance of rain. Mostly cloudy, with a low around 53.
Friday
 
 Rain likely. Mostly cloudy, with a high near 65.
Friday Night
 
 A chance of rain. Mostly cloudy, with a low around 51.
Saturday
 
 A chance of rain. Partly sunny, with a high near 62.
Saturday Night
 
 A chance of rain. Mostly cloudy, with a low around 48.
Sunday
 
 A chance of rain. Partly sunny, with a high near 62.

 

Forecast from NOAA-NWS for Monte Rio CA.