National Weather Service Forecast for: Fallbrook CA
Issued by: National Weather Service San Diego, CA
Updated: 1:13 pm PDT Apr 13, 2025
 
Tonight

Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable  in the evening.
Patchy Fog

Monday

Monday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 70. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Patchy Fog
then Mostly
Cloudy
Monday
Night
Monday Night: Patchy drizzle and fog after 11pm.  Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm  in the evening.
Patchy
Drizzle and
Patchy Fog
Tuesday

Tuesday: Patchy drizzle and fog before 11am.  Mostly cloudy, then gradually becoming sunny, with a high near 68. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Patchy
Drizzle and
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 49. South wind 5 to 10 mph becoming light and variable  in the evening.
Patchy Fog

Wednesday

Wednesday: Patchy fog before 11am.  Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64.
Patchy Fog
then Partly
Sunny
Wednesday
Night
Wednesday Night: Increasing clouds, with a low around 50.
Increasing
Clouds

Thursday

Thursday: Partly sunny, with a high near 63.
Partly Sunny

Thursday
Night
Thursday Night: A slight chance of showers after 11pm.  Mostly cloudy, with a low around 50.
Slight Chance
Showers

Lo 50 °F Hi 70 °F Lo 49 °F Hi 68 °F Lo 49 °F Hi 64 °F Lo 50 °F Hi 63 °F Lo 50 °F

 

Tonight
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 50. Southwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
 
Patchy fog before 11am. Otherwise, partly sunny, with a high near 70. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
 
Patchy drizzle and fog after 11pm. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm in the evening.
Tuesday
 
Patchy drizzle and fog before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 68. Light and variable wind becoming southwest 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Tuesday Night
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 49. South wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
 
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 64.
Wednesday Night
 
Increasing clouds, with a low around 50.
Thursday
 
Partly sunny, with a high near 63.
Thursday Night
 
A slight chance of showers after 11pm. Mostly cloudy, with a low around 50.
Friday
 
A chance of showers, mainly after 11am. Mostly cloudy, with a high near 62.
Friday Night
 
A slight chance of showers. Mostly cloudy, with a low around 48.
Saturday
 
Mostly sunny, with a high near 66.
Saturday Night
 
Mostly clear, with a low around 48.
Sunday
 
Sunny, with a high near 69.

 

Forecast from NOAA-NWS for Fallbrook CA.