National Weather Service Forecast for: Westmont CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 1:03 pm PDT Jul 6, 2025
 
This
Afternoon
This Afternoon: Sunny, with a high near 78. West southwest wind around 10 mph.
Sunny

Tonight

Tonight: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 60. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Patchy Fog

Monday

Monday: Patchy fog before 11am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Patchy Fog
then Sunny
Monday
Night
Monday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 61. Southwest wind 5 to 10 mph.
Patchy Fog

Tuesday

Tuesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 82. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Patchy dense fog after 11pm.  Otherwise, mostly cloudy, with a low around 63.
Patchy Dense
Fog
Wednesday

Wednesday: Patchy dense fog before 11am.  Otherwise, mostly sunny, with a high near 84.
Patchy Dense
Fog then
Sunny
Wednesday
Night
Wednesday Night: Patchy dense fog after 11pm.  Otherwise, mostly cloudy, with a low around 63.
Patchy Dense
Fog
Thursday

Thursday: Patchy dense fog before 11am.  Otherwise, mostly sunny, with a high near 84.
Patchy Dense
Fog then
Sunny
Hi 78 °F Lo 60 °F Hi 78 °F Lo 61 °F Hi 82 °F Lo 63 °F Hi 84 °F Lo 63 °F Hi 84 °F

 

This Afternoon
 
Sunny, with a high near 78. West southwest wind around 10 mph.
Tonight
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 60. West southwest wind 5 to 10 mph, with gusts as high as 15 mph.
Monday
 
Patchy fog before 11am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 78. Light west southwest wind increasing to 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 61. Southwest wind 5 to 10 mph.
Tuesday
 
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 82. Light west wind becoming west southwest 5 to 10 mph in the afternoon. Winds could gust as high as 15 mph.
Tuesday Night
 
Patchy dense fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Wednesday
 
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 84.
Wednesday Night
 
Patchy dense fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Thursday
 
Patchy dense fog before 11am. Otherwise, mostly sunny, with a high near 84.
Thursday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Friday
 
Patchy fog. Otherwise, mostly sunny, with a high near 80.
Friday Night
 
Patchy fog. Otherwise, mostly cloudy, with a low around 62.
Saturday
 
Patchy fog. Otherwise, mostly sunny, with a high near 78.

 

Forecast from NOAA-NWS for Westmont CA.