National Weather Service Forecast for: Julian CA
Issued by: National Weather Service San Diego, CA
Updated: 12:04 pm PST Feb 1, 2026
 
Overnight

Overnight: Mostly clear, with a low around 47. Calm wind becoming west around 5 mph.
Mostly Clear
 Monday

Monday: Mostly sunny, with a high near 66. East wind 5 to 10 mph.
Mostly Sunny
 Monday
Night
Monday Night: Partly cloudy, with a low around 48. East wind around 5 mph.
Partly Cloudy
 Tuesday

Tuesday: Sunny, with a high near 66. East wind 10 to 15 mph, with gusts as high as 20 mph.
Sunny
 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 50. East wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly Clear
 Wednesday

Wednesday: Sunny, with a high near 67.
Sunny
 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 53.
Mostly Clear
 Thursday

Thursday: Mostly sunny, with a high near 62.
Mostly Sunny
 Thursday
Night
Thursday Night: Partly cloudy, with a low around 48.
Partly Cloudy
Lo 47 °F Hi 66 °F Lo 48 °F Hi 66 °F Lo 50 °F Hi 67 °F Lo 53 °F Hi 62 °F Lo 48 °F

 

Overnight
 
 Mostly clear, with a low around 47. Calm wind becoming west around 5 mph.
Monday
 
 Mostly sunny, with a high near 66. East wind 5 to 10 mph.
Monday Night
 
 Partly cloudy, with a low around 48. East wind around 5 mph.
Tuesday
 
 Sunny, with a high near 66. East wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
 
 Mostly clear, with a low around 50. East wind 5 to 10 mph, with gusts as high as 20 mph.
Wednesday
 
 Sunny, with a high near 67.
Wednesday Night
 
 Mostly clear, with a low around 53.
Thursday
 
 Mostly sunny, with a high near 62.
Thursday Night
 
 Partly cloudy, with a low around 48.
Friday
 
 Mostly sunny, with a high near 62.
Friday Night
 
 Partly cloudy, with a low around 46.
Saturday
 
 Mostly sunny, with a high near 62.
Saturday Night
 
 Partly cloudy, with a low around 47.
Sunday
 
 Sunny, with a high near 65.

 

Forecast from NOAA-NWS for Julian CA.