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Local Weather

NWS Forecast for Grass Valley CA
National Weather Service Forecast for: Grass Valley CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:21 am PST Dec 15, 2025
 
Today

Today: Mostly sunny, with a high near 64. Calm wind.
High: 64 °F		 Tonight

Tonight: Partly cloudy, with a low around 47. Calm wind.
Low: 47 °F		 Tuesday

Tuesday: Showers likely, mainly after 4pm. Partly sunny, with a high near 63. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
High: 63 °F		 Tuesday
Night
Tuesday Night: Showers. Low around 50. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Low: 50 °F		 Wednesday

Wednesday: Showers. High near 56. South wind around 6 mph. Chance of precipitation is 90%.
High: 56 °F		 Wednesday
Night
Wednesday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Low: 45 °F		 Thursday

Thursday: A 40 percent chance of showers. Partly sunny, with a high near 58.
High: 58 °F		 Thursday
Night
Thursday Night: Showers likely, mainly after 4am. Mostly cloudy, with a low around 47.
Low: 47 °F		 Friday

Friday: Showers. Cloudy, with a high near 53.
High: 53 °F
Mostly Sunny
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Today
 
 Mostly sunny, with a high near 64. Calm wind.
Tonight
 
 Partly cloudy, with a low around 47. Calm wind.
Tuesday
 
 Showers likely, mainly after 4pm. Partly sunny, with a high near 63. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 Showers. Low around 50. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
 
 Showers. High near 56. South wind around 6 mph. Chance of precipitation is 90%.
Wednesday Night
 
 A 50 percent chance of showers. Mostly cloudy, with a low around 45.
Thursday
 
 A 40 percent chance of showers. Partly sunny, with a high near 58.
Thursday Night
 
 Showers likely, mainly after 4am. Mostly cloudy, with a low around 47.
Friday
 
 Showers. Cloudy, with a high near 53.
Friday Night
 
 Showers. Cloudy, with a low around 47.
Saturday
 
 Showers likely. Mostly cloudy, with a high near 54.
Saturday Night
 
 Showers likely. Mostly cloudy, with a low around 46.
Sunday
 
 Showers. Mostly cloudy, with a high near 53.

 

Forecast from NOAA-NWS for Grass Valley CA.