National Weather Service Forecast for: El Cajon CA
Issued by: National Weather Service San Diego, CA
Updated: 10:18 am PDT May 26, 2026
 
Tonight

Tonight: Patchy drizzle after 2am. Mostly cloudy, with a low around 53. West wind 5 to 10 mph.
Mostly Cloudy
then Patchy
Drizzle
 Wednesday

Wednesday: Patchy drizzle before 11am. Mostly cloudy, with a high near 67. South wind 5 to 10 mph becoming west in the afternoon.
Patchy
Drizzle then
Partly Sunny
 Wednesday
Night
Wednesday Night: Patchy drizzle after 2am. Cloudy, with a low around 53. West wind 5 to 10 mph becoming light after midnight.
Mostly Cloudy
then Patchy
Drizzle
 Thursday

Thursday: Patchy drizzle before 11am. Cloudy through mid morning, then gradual clearing, with a high near 71. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Patchy
Drizzle then
Mostly Sunny
 Thursday
Night
Thursday Night: Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light after midnight.
Increasing
Clouds
 Friday

Friday: Mostly cloudy, then gradually becoming sunny, with a high near 73.
Decreasing
Clouds
 Friday
Night
Friday Night: Partly cloudy, with a low around 54.
Partly Cloudy

 Saturday

Saturday: Mostly sunny, with a high near 77.
Mostly Sunny

 Saturday
Night
Saturday Night: Partly cloudy, with a low around 55.
Partly Cloudy
Lo 53 °F Hi 67 °F Lo 53 °F Hi 71 °F Lo 54 °F Hi 73 °F Lo 54 °F Hi 77 °F Lo 55 °F

 

Tonight
 
 Patchy drizzle after 2am. Mostly cloudy, with a low around 53. West wind 5 to 10 mph.
Wednesday
 
 Patchy drizzle before 11am. Mostly cloudy, with a high near 67. South wind 5 to 10 mph becoming west in the afternoon.
Wednesday Night
 
 Patchy drizzle after 2am. Cloudy, with a low around 53. West wind 5 to 10 mph becoming light after midnight.
Thursday
 
 Patchy drizzle before 11am. Cloudy through mid morning, then gradual clearing, with a high near 71. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
 
 Increasing clouds, with a low around 54. West wind 5 to 10 mph becoming light after midnight.
Friday
 
 Mostly cloudy, then gradually becoming sunny, with a high near 73.
Friday Night
 
 Partly cloudy, with a low around 54.
Saturday
 
 Mostly sunny, with a high near 77.
Saturday Night
 
 Partly cloudy, with a low around 55.
Sunday
 
 Sunny, with a high near 81.
Sunday Night
 
 Partly cloudy, with a low around 57.
Monday
 
 Mostly sunny, with a high near 84.
Monday Night
 
 Mostly clear, with a low around 57.
Tuesday
 
 Mostly sunny, with a high near 84.

 

Forecast from NOAA-NWS for El Cajon CA.