National Weather Service Forecast for: Jamestown CA
Issued by: National Weather Service Sacramento, CA
Updated: 5:21 pm PDT May 31, 2025
 
Tonight

Tonight: Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Partly Cloudy
 Sunday

Sunday: Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the morning.
Mostly Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 58. West wind 5 to 7 mph becoming calm in the evening.
Mostly Clear
 Monday

Monday: Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 59. West wind around 6 mph becoming north after midnight.
Mostly Clear
 Tuesday

Tuesday: Sunny, with a high near 85.
Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 60.
Clear
 Wednesday

Wednesday: Sunny, with a high near 87.
Sunny
 Wednesday
Night
Wednesday Night: Clear, with a low around 61.
Clear
Lo 69 °F Hi 90 °F Lo 58 °F Hi 85 °F Lo 59 °F Hi 85 °F Lo 60 °F Hi 87 °F Lo 61 °F

Heat Advisory
 

Tonight
 
 Partly cloudy, with a low around 69. Northwest wind around 5 mph becoming calm in the evening.
Sunday
 
 Mostly sunny, with a high near 90. Calm wind becoming southwest 5 to 7 mph in the morning.
Sunday Night
 
 Mostly clear, with a low around 58. West wind 5 to 7 mph becoming calm in the evening.
Monday
 
 Sunny, with a high near 85. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
 
 Mostly clear, with a low around 59. West wind around 6 mph becoming north after midnight.
Tuesday
 
 Sunny, with a high near 85.
Tuesday Night
 
 Clear, with a low around 60.
Wednesday
 
 Sunny, with a high near 87.
Wednesday Night
 
 Clear, with a low around 61.
Thursday
 
 Sunny, with a high near 88.
Thursday Night
 
 Clear, with a low around 62.
Friday
 
 Sunny, with a high near 90.
Friday Night
 
 Clear, with a low around 64.
Saturday
 
 Sunny, with a high near 90.

 

Forecast from NOAA-NWS for Jamestown CA.