National Weather Service Forecast for: 3 Miles SSW Palomar Mountain 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 75. West wind around 5 mph becoming calm in the evening.
Partly Cloudy

 Monday

Monday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 79. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 20%.
Slight Chance
T-storms
 Monday
Night
Monday Night: Partly cloudy, with a low around 76. West wind around 5 mph becoming north after midnight.
Partly Cloudy

 Tuesday

Tuesday: Sunny, with a high near 84. West wind around 5 mph becoming calm.
Sunny

 Tuesday
Night
Tuesday Night: Mostly clear, with a low around 80. Northwest wind around 5 mph becoming northeast after midnight.
Mostly Clear

 Wednesday

Wednesday: Sunny, with a high near 90.
Sunny

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 82.
Mostly Clear

 Thursday

Thursday: A chance of showers after 11am. Mostly sunny, with a high near 86.
Chance
Showers
 Thursday
Night
Thursday Night: A chance of showers before 11pm. Partly cloudy, with a low around 75.
Chance
Showers then
Mostly Clear
Lo 75 °F Hi 79 °F Lo 76 °F Hi 84 °F Lo 80 °F Hi 90 °F Lo 82 °F Hi 86 °F Lo 75 °F

Extreme Heat Watch
 

Tonight
 
 Partly cloudy, with a low around 75. West wind around 5 mph becoming calm in the evening.
Monday
 
 A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 79. East wind around 5 mph becoming west in the afternoon. Chance of precipitation is 20%.
Monday Night
 
 Partly cloudy, with a low around 76. West wind around 5 mph becoming north after midnight.
Tuesday
 
 Sunny, with a high near 84. West wind around 5 mph becoming calm.
Tuesday Night
 
 Mostly clear, with a low around 80. Northwest wind around 5 mph becoming northeast after midnight.
Wednesday
 
 Sunny, with a high near 90.
Wednesday Night
 
 Mostly clear, with a low around 82.
Thursday
 
 A chance of showers after 11am. Mostly sunny, with a high near 86.
Thursday Night
 
 A chance of showers before 11pm. Partly cloudy, with a low around 75.
Friday
 
 A chance of showers after 11am. Mostly sunny, with a high near 80.
Friday Night
 
 A chance of showers. Partly cloudy, with a low around 74.
Saturday
 
 A chance of showers. Mostly sunny, with a high near 79.
Saturday Night
 
 A slight chance of showers. Mostly clear, with a low around 72.
Sunday
 
 Sunny, with a high near 78.

 

Forecast from NOAA-NWS for 3 Miles SSW Palomar Mountain CA.