National Weather Service Forecast for: Jamestown CA
Issued by: National Weather Service Sacramento, CA
Updated: 1:01 pm PST Nov 1, 2026
 
Tonight

Tonight: Clear, with a low around 43. North wind around 5 mph becoming light and variable in the evening.
Clear

 Monday

Monday: Increasing clouds, with a high near 62. Light and variable wind.
Increasing
Clouds
 Monday
Night
Monday Night: Mostly cloudy, with a low around 49. Light east wind.
Mostly Cloudy

 Tuesday

Tuesday: A 40 percent chance of showers, mainly between 10am and 4pm. Partly sunny, with a high near 61. Light and variable wind becoming south southwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
 Tuesday
Night
Tuesday Night: A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.
Slight Chance
Showers then
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 62.
Sunny

 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 47.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 64.
Sunny

 Thursday
Night
Thursday Night: Mostly clear, with a low around 47.
Mostly Clear
Lo 43 °F Hi 62 °F Lo 49 °F Hi 61 °F Lo 44 °F Hi 62 °F Lo 47 °F Hi 64 °F Lo 47 °F

 

Tonight
 
 Clear, with a low around 43. North wind around 5 mph becoming light and variable in the evening.
Monday
 
 Increasing clouds, with a high near 62. Light and variable wind.
Monday Night
 
 Mostly cloudy, with a low around 49. Light east wind.
Tuesday
 
 A 40 percent chance of showers, mainly between 10am and 4pm. Partly sunny, with a high near 61. Light and variable wind becoming south southwest around 5 mph in the afternoon. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
 
 A 20 percent chance of showers before 10pm. Partly cloudy, with a low around 44. Northeast wind 3 to 5 mph.
Wednesday
 
 Sunny, with a high near 62.
Wednesday Night
 
 Partly cloudy, with a low around 47.
Thursday
 
 Sunny, with a high near 64.
Thursday Night
 
 Mostly clear, with a low around 47.
Friday
 
 Sunny, with a high near 66.
Friday Night
 
 Mostly clear, with a low around 49.
Saturday
 
 Sunny, with a high near 69.
Saturday Night
 
 Mostly clear, with a low around 51.
Sunday
 
 Mostly sunny, with a high near 72.

 

Forecast from NOAA-NWS for Jamestown CA.