National Weather Service Forecast for: Calimesa CA
Issued by: National Weather Service San Diego, CA
Updated: 12:35 pm PST Dec 22, 2025
 
Tonight

Tonight: Mostly cloudy, with a low around 52. Calm wind.
Mostly Cloudy
 Tuesday

Tuesday: A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 63. South wind 5 to 10 mph. Chance of precipitation is 30%.
Chance
Showers
 Tuesday
Night
Tuesday Night: Showers, mainly after 10pm. The rain could be heavy at times. Low around 52. Southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Heavy Rain
 Wednesday

Wednesday: Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 60. Southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Heavy Rain
 Wednesday
Night
Wednesday Night: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 51. South wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Heavy Rain
 Christmas
Day
Christmas Day: Showers. The rain could be heavy at times. High near 58. Chance of precipitation is 80%.
Heavy Rain
 Thursday
Night
Thursday Night: Showers. Low around 49. Chance of precipitation is 90%.
Showers
 Friday

Friday: Showers. Mostly cloudy, with a high near 55.
Showers
 Friday
Night
Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Showers
Likely
Lo 52 °F Hi 63 °F Lo 52 °F Hi 60 °F Lo 51 °F Hi 58 °F Lo 49 °F Hi 55 °F Lo 42 °F

Flood Watch
Wind Advisory
 

Tonight
 
 Mostly cloudy, with a low around 52. Calm wind.
Tuesday
 
 A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 63. South wind 5 to 10 mph. Chance of precipitation is 30%.
Tuesday Night
 
 Showers, mainly after 10pm. The rain could be heavy at times. Low around 52. Southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
 
 Showers, with thunderstorms also possible after 10am. Some of the storms could produce heavy rainfall. High near 60. Southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Wednesday Night
 
 Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 51. South wind 5 to 15 mph becoming northeast after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Christmas Day
 
 Showers. The rain could be heavy at times. High near 58. Chance of precipitation is 80%.
Thursday Night
 
 Showers. Low around 49. Chance of precipitation is 90%.
Friday
 
 Showers. Mostly cloudy, with a high near 55.
Friday Night
 
 Showers likely, mainly before 10pm. Mostly cloudy, with a low around 42.
Saturday
 
 A slight chance of showers. Partly sunny, with a high near 56.
Saturday Night
 
 A slight chance of showers. Partly cloudy, with a low around 41.
Sunday
 
 Sunny, with a high near 60.
Sunday Night
 
 Partly cloudy, with a low around 44.
Monday
 
 A slight chance of showers. Mostly sunny, with a high near 63.

 

Forecast from NOAA-NWS for Calimesa CA.