National Weather Service Forecast for: Marysville CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:21 am PST Feb 2, 2026
 
Overnight

Overnight: Mostly clear, with a low around 39. Calm wind.
Mostly Clear
Monday

Monday: Patchy fog between 7am and 9am.  Otherwise, sunny, with a high near 66. Light and variable wind.
Patchy Fog
then Sunny
Monday
Night
Monday Night: Partly cloudy, with a low around 41. Calm wind.
Partly Cloudy
Tuesday

Tuesday: Sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Sunny
Tuesday
Night
Tuesday Night: Mostly clear, with a low around 41. Calm wind.
Mostly Clear
Wednesday

Wednesday: Sunny, with a high near 64.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 41.
Mostly Clear
Thursday

Thursday: Sunny, with a high near 64.
Sunny
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 44.
Mostly Cloudy
Lo 39 °F Hi 66 °F Lo 41 °F Hi 66 °F Lo 41 °F Hi 64 °F Lo 41 °F Hi 64 °F Lo 44 °F

 

Overnight
 
Mostly clear, with a low around 39. Calm wind.
Monday
 
Patchy fog between 7am and 9am. Otherwise, sunny, with a high near 66. Light and variable wind.
Monday Night
 
Partly cloudy, with a low around 41. Calm wind.
Tuesday
 
Sunny, with a high near 66. Calm wind becoming northwest around 5 mph in the afternoon.
Tuesday Night
 
Mostly clear, with a low around 41. Calm wind.
Wednesday
 
Sunny, with a high near 64.
Wednesday Night
 
Mostly clear, with a low around 41.
Thursday
 
Sunny, with a high near 64.
Thursday Night
 
Mostly cloudy, with a low around 44.
Friday
 
Mostly sunny, with a high near 64.
Friday Night
 
Partly cloudy, with a low around 44.
Saturday
 
Mostly sunny, with a high near 63.
Saturday Night
 
Mostly cloudy, with a low around 46.
Sunday
 
A slight chance of rain. Partly sunny, with a high near 62.

 

Forecast from NOAA-NWS for Marysville CA.