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September 18th, 2025 :: 1:39 am PDT   

Local Weather Report for
Grass Valley
California, United States

 Current Grass Valley Weather Conditions Updated September 18th at 12:55 am 
Temperature:73°F Dew Point:34°F
Barometer:29.95 inHg Wind:calm
Humidity:23.4% Visibility:0M
 
 Grass Valley Weather Forecast Summary  
 
Today
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Cloudy Mix of Cloud and Sun Sunny Sunny Cloudy
88°F
79°F
62°F
86°F
62°F
89°F
63°F
93°F
65°F
 
 Grass Valley Detailed Weather Forecast  
 
Thursday, September 18th, 2025
Overnight Temperature: 70°F
Cloudy.
Morning Temperature: 87°F
Cloudy. Windy at times.
Afternoon Temperature: 78°F
Cloudy.
Evening Temperature: 66°F
Cloudy.
Friday, September 19th, 2025
Overnight Temperature: 64°F
Cloudy with clear periods.
Morning Temperature: 73°F
Cloudy with sunny periods.
Afternoon Temperature: 73°F
Sunny with cloudy periods.
Evening Temperature: 64°F
Clear with cloudy periods.
Saturday, September 20th, 2025
Overnight Temperature: 64°F
Clear.
Morning Temperature: 84°F
Sunny. Windy at times.
Afternoon Temperature: 78°F
Sunny.
Evening Temperature: 65°F
Clear.
Sunday, September 21st, 2025
Overnight Temperature: 66°F
Clear.
Morning Temperature: 86°F
Sunny. Windy at times.
Afternoon Temperature: 81°F
Sunny.
Evening Temperature: 67°F
Clear.
Monday, September 22nd, 2025
Overnight Temperature: 68°F
Clear.
Morning Temperature: 90°F
Sunny.
Afternoon Temperature: 85°F
Sunny.
Evening Temperature: 69°F
Cloudy.
Tuesday, September 23rd, 2025
Overnight Temperature: 65°F
A mix of cloudy and clear skies.
Morning Temperature: 78°F
Cloudy. Windy at times.
Afternoon Temperature: 70°F
Cloudy.
Evening Temperature: 59°F
A mix of cloudy and clear skies.
Wednesday, September 24th, 2025
Overnight Temperature: 61°F
A mix of clear and cloudy skies.
Morning Temperature: 79°F
Sunny.
Afternoon Temperature: 73°F
Sunny.
Evening Temperature: 62°F
Clear.
Thursday, September 25th, 2025
Overnight Temperature: 63°F
A mix of cloudy and clear skies.
Morning Temperature: 82°F
A mix of cloud and sun.
Afternoon Temperature: 75°F
Sunny.
Evening Temperature: 60°F
Clear.
Friday, September 26th, 2025
Overnight Temperature: 59°F
A mix of cloudy and clear skies.
Morning Temperature: 75°F
Mostly sunny. Windy at times.
Afternoon Temperature: 68°F
Sunny. Windy at times.
Evening Temperature: 51°F
Clear.





 

  [ Local Weather Report ]
Nevada City, CA 
12:55 AM  73°F
 
 
Colfax, CA 
12:55 AM  73°F
 
 
Auburn, CA 
12:55 AM  75°F
 
 
Emigrant Gap, CA 
12:52 AM  70°F
 
 
Lincoln, CA 
12:55 AM  70°F
 
 
Marysville, CA 
12:53 AM  73°F
 
 
Loomis, CA 
12:55 AM  75°F
 
 
Yuba City, CA 
12:53 AM  73°F
 
 
Rocklin, CA 
12:55 AM  70°F
 
 
Oroville, CA 

This WeatherCity Weather Forecast for Grass Valley, California, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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