National Weather Service Forecast for: Julian CA
Issued by: National Weather Service San Diego, CA
Updated: 12:05 pm PDT Jul 12, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 69. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Monday

Monday: A chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the morning.  Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
Showers then
Chance
T-storms
Monday
Night
Monday Night: Partly cloudy, with a low around 69. West wind around 5 mph becoming calm  in the evening.
Partly Cloudy

Tuesday

Tuesday: A slight chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 20%.
Slight Chance
T-storms

Tuesday
Night
Tuesday Night: Mostly clear, with a low around 73. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Mostly Clear

Wednesday

Wednesday: Sunny, with a high near 95.
Sunny

Wednesday
Night
Wednesday Night: A slight chance of showers before 11pm.  Mostly clear, with a low around 73. Chance of precipitation is 20%.
Slight Chance
Showers then
Mostly Clear
Thursday

Thursday: A chance of showers and thunderstorms after 11am.  Mostly sunny, with a high near 91.
Chance
Showers

Thursday
Night
Thursday Night: A chance of showers before 11pm.  Partly cloudy, with a low around 69.
Chance
Showers then
Mostly Clear
Lo 69 °F Hi 85 °F Lo 69 °F Hi 90 °F Lo 73 °F Hi 95 °F Lo 73 °F Hi 91 °F Lo 69 °F

Extreme Heat Watch
 

Tonight
 
Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Monday
 
A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 85. Calm wind becoming west around 5 mph in the morning. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
 
Partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Tuesday
 
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 90. Light and variable wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
 
Mostly clear, with a low around 73. West wind 10 to 15 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Wednesday
 
Sunny, with a high near 95.
Wednesday Night
 
A slight chance of showers before 11pm. Mostly clear, with a low around 73. Chance of precipitation is 20%.
Thursday
 
A chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 91.
Thursday Night
 
A chance of showers before 11pm. Partly cloudy, with a low around 69.
Friday
 
A chance of showers after 11am. Mostly sunny, with a high near 84.
Friday Night
 
A chance of showers. Partly cloudy, with a low around 67.
Saturday
 
A chance of showers. Partly sunny, with a high near 81.
Saturday Night
 
A slight chance of showers. Mostly clear, with a low around 65.
Sunday
 
Sunny, with a high near 81.

 

Forecast from NOAA-NWS for Julian CA.