National Weather Service Forecast for: Jacumba CA
Issued by: National Weather Service San Diego, CA
Updated: 8:48 pm PST Nov 1, 2026
 
Tonight

Tonight: A slight chance of showers before 10pm.  Mostly clear, with a low around 44. South wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 20%.
Slight Chance
Showers then
Mostly Clear
Monday

Monday: Sunny, with a high near 67. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunny

Monday
Night
Monday Night: Mostly clear, with a low around 48. Calm wind becoming northeast around 5 mph.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 71. Light and variable wind becoming west 5 to 10 mph in the morning.
Sunny

Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 47. Southwest wind around 5 mph.
Partly Cloudy

Wednesday

Wednesday: Sunny, with a high near 69.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 50.
Mostly Clear

Thursday

Thursday: Sunny, with a high near 69.
Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 49.
Mostly Clear

Lo 44 °F Hi 67 °F Lo 48 °F Hi 71 °F Lo 47 °F Hi 69 °F Lo 50 °F Hi 69 °F Lo 49 °F

 

Tonight
 
A slight chance of showers before 10pm. Mostly clear, with a low around 44. South wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 20%.
Monday
 
Sunny, with a high near 67. Light and variable wind becoming northeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
 
Mostly clear, with a low around 48. Calm wind becoming northeast around 5 mph.
Tuesday
 
Sunny, with a high near 71. Light and variable wind becoming west 5 to 10 mph in the morning.
Tuesday Night
 
Partly cloudy, with a low around 47. Southwest wind around 5 mph.
Wednesday
 
Sunny, with a high near 69.
Wednesday Night
 
Mostly clear, with a low around 50.
Thursday
 
Sunny, with a high near 69.
Thursday Night
 
Mostly clear, with a low around 49.
Friday
 
Sunny, with a high near 70.
Friday Night
 
Mostly clear, with a low around 52.
Saturday
 
Sunny, with a high near 70.
Saturday Night
 
Mostly clear, with a low around 52.
Sunday
 
Sunny, with a high near 70.

 

Forecast from NOAA-NWS for Jacumba CA.