National Weather Service Forecast for: 4 Miles WSW Calimesa CA
Issued by: National Weather Service San Diego, CA
Updated: 12:34 am PDT Aug 20, 2026
 
Overnight

Overnight: Clear, with a low around 71. Calm wind becoming southeast around 5 mph.
Clear
 Thursday

Thursday: Mostly sunny, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Mostly Sunny
 Thursday
Night
Thursday Night: Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.
Mostly Clear
 Friday

Friday: Sunny, with a high near 102. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunny
 Friday
Night
Friday Night: Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm in the evening.
Mostly Clear
 Saturday

Saturday: Sunny, with a high near 101.
Sunny
 Saturday
Night
Saturday Night: Clear, with a low around 69.
Clear
 Sunday

Sunday: Sunny, with a high near 100.
Sunny
 Sunday
Night
Sunday Night: Mostly clear, with a low around 69.
Mostly Clear
Lo 71 °F Hi 103 °F Lo 70 °F Hi 102 °F Lo 68 °F Hi 101 °F Lo 69 °F Hi 100 °F Lo 69 °F

Heat Advisory
 

Overnight
 
 Clear, with a low around 71. Calm wind becoming southeast around 5 mph.
Thursday
 
 Mostly sunny, with a high near 103. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
 
 Mostly clear, with a low around 70. South wind around 5 mph becoming calm in the evening.
Friday
 
 Sunny, with a high near 102. Light and variable wind becoming northwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
 
 Mostly clear, with a low around 68. Northwest wind around 5 mph becoming calm in the evening.
Saturday
 
 Sunny, with a high near 101.
Saturday Night
 
 Clear, with a low around 69.
Sunday
 
 Sunny, with a high near 100.
Sunday Night
 
 Mostly clear, with a low around 69.
Monday
 
 Sunny, with a high near 100.
Monday Night
 
 Clear, with a low around 69.
Tuesday
 
 Sunny, with a high near 101.
Tuesday Night
 
 Mostly clear, with a low around 70.
Wednesday
 
 Sunny, with a high near 101.

 

Forecast from NOAA-NWS for 4 Miles WSW Calimesa CA.