National Weather Service Forecast for: Chester CA
Issued by: National Weather Service Sacramento, CA
Updated: 11:31 pm PDT Aug 19, 2026
 
Overnight

Overnight: Mostly clear, with a low around 50. Calm wind.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 90. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Mostly Sunny
 Thursday
Night
Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Calm wind.
Decreasing
Clouds
 Friday

Friday: Mostly sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Mostly Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 48. South southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 84.
Sunny
 Saturday
Night
Saturday Night: Mostly clear, with a low around 44.
Mostly Clear
 Sunday

Sunday: Sunny, with a high near 87.
Sunny
 Sunday
Night
Sunday Night: Partly cloudy, with a low around 47.
Partly Cloudy
Lo 50 °F Hi 90 °F Lo 51 °F Hi 88 °F Lo 48 °F Hi 84 °F Lo 44 °F Hi 87 °F Lo 47 °F

 

Overnight
 
 Mostly clear, with a low around 50. Calm wind.
Thursday
 
 Mostly sunny, with a high near 90. Calm wind becoming south southeast 5 to 7 mph in the afternoon.
Thursday Night
 
 Mostly cloudy, then gradually becoming mostly clear, with a low around 51. Calm wind.
Friday
 
 Mostly sunny, with a high near 88. Calm wind becoming south southwest 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Friday Night
 
 Mostly clear, with a low around 48. South southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph.
Saturday
 
 Sunny, with a high near 84.
Saturday Night
 
 Mostly clear, with a low around 44.
Sunday
 
 Sunny, with a high near 87.
Sunday Night
 
 Partly cloudy, with a low around 47.
Monday
 
 Mostly sunny, with a high near 85.
Monday Night
 
 Mostly clear, with a low around 47.
Tuesday
 
 Sunny, with a high near 85.
Tuesday Night
 
 Partly cloudy, with a low around 46.
Wednesday
 
 Sunny, with a high near 85.

 

Forecast from NOAA-NWS for Chester CA.