National Weather Service Forecast for: Westminster CA
Issued by: National Weather Service San Diego, CA
Updated: 12:45 pm PDT Jun 1, 2025
 
Overnight

Overnight: Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm.
Mostly Cloudy

Monday

Monday: Patchy fog before 11am.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind 5 to 10 mph.
Patchy Fog
then Mostly
Sunny
Monday
Night
Monday Night: Patchy fog after 11pm.  Otherwise, increasing clouds, with a low around 60. Southwest wind around 5 mph becoming calm  after midnight.
Patchy Fog

Tuesday

Tuesday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 73. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Patchy Fog
then Mostly
Sunny
Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph becoming light  after midnight.
Partly Cloudy

Wednesday

Wednesday: Mostly sunny, with a high near 72.
Mostly Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 58.
Mostly Clear

Thursday

Thursday: Mostly sunny, with a high near 74.
Mostly Sunny

Thursday
Night
Thursday Night: Mostly clear, with a low around 59.
Mostly Clear

Lo 63 °F Hi 74 °F Lo 60 °F Hi 73 °F Lo 60 °F Hi 72 °F Lo 58 °F Hi 74 °F Lo 59 °F

 

Overnight
 
Mostly cloudy, with a low around 63. Southwest wind around 5 mph becoming calm.
Monday
 
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 74. Southwest wind 5 to 10 mph.
Monday Night
 
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 60. Southwest wind around 5 mph becoming calm after midnight.
Tuesday
 
Patchy fog before 11am. Otherwise, partly sunny, with a high near 73. Light southwest wind increasing to 5 to 10 mph in the afternoon.
Tuesday Night
 
Partly cloudy, with a low around 60. Southwest wind 5 to 10 mph becoming light after midnight.
Wednesday
 
Mostly sunny, with a high near 72.
Wednesday Night
 
Mostly clear, with a low around 58.
Thursday
 
Mostly sunny, with a high near 74.
Thursday Night
 
Mostly clear, with a low around 59.
Friday
 
Sunny, with a high near 75.
Friday Night
 
Mostly clear, with a low around 60.
Saturday
 
Sunny, with a high near 75.
Saturday Night
 
Mostly clear, with a low around 60.
Sunday
 
Mostly sunny, with a high near 75.

 

Forecast from NOAA-NWS for Westminster CA.