National Weather Service Forecast for: Westmont CA
Issued by: National Weather Service Los Angeles/Oxnard, CA
Updated: 3:12 pm PDT Jul 25, 2025
 
This
Afternoon
This Afternoon: Sunny, with a high near 75. Southwest wind around 15 mph.
Sunny

Tonight

Tonight: Increasing clouds, with a low around 62. West southwest wind 5 to 15 mph.
Increasing
Clouds
Saturday

Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 73. West wind 5 to 15 mph.
Decreasing
Clouds
Saturday
Night
Saturday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 60. West southwest wind 10 to 15 mph becoming light southwest  after midnight.
Patchy Fog

Sunday

Sunday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 74. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon.
Patchy Fog
then Sunny
Sunday
Night
Sunday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 62.
Patchy Fog

Monday

Monday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 76.
Patchy Fog
then Mostly
Sunny
Monday
Night
Monday Night: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 63.
Patchy Fog

Tuesday

Tuesday: Patchy fog before 11am.  Otherwise, mostly sunny, with a high near 78.
Patchy Fog
then Sunny
Hi 75 °F Lo 62 °F Hi 73 °F Lo 60 °F Hi 74 °F Lo 62 °F Hi 76 °F Lo 63 °F Hi 78 °F

 

This Afternoon
 
Sunny, with a high near 75. Southwest wind around 15 mph.
Tonight
 
Increasing clouds, with a low around 62. West southwest wind 5 to 15 mph.
Saturday
 
Cloudy, then gradually becoming mostly sunny, with a high near 73. West wind 5 to 15 mph.
Saturday Night
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 60. West southwest wind 10 to 15 mph becoming light southwest after midnight.
Sunday
 
Patchy fog before 11am. Otherwise, partly sunny, with a high near 74. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon.
Sunday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 62.
Monday
 
Patchy fog before 11am. Otherwise, partly sunny, with a high near 76.
Monday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Tuesday
 
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 78.
Tuesday Night
 
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Wednesday
 
Patchy fog. Otherwise, mostly sunny, with a high near 79.
Wednesday Night
 
Patchy fog. Otherwise, mostly cloudy, with a low around 62.
Thursday
 
Patchy fog. Otherwise, partly sunny, with a high near 78.

 

Forecast from NOAA-NWS for Westmont CA.