National Weather Service Forecast for: Westminster CA
Issued by: National Weather Service San Diego, CA
Updated: 1:04 am PST Feb 2, 2026
 
Today

Today: Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Mostly Sunny
Tonight

Tonight: Patchy fog.  Otherwise, increasing clouds, with a low around 50. South wind around 5 mph becoming calm.
Patchy Fog
Tuesday

Tuesday: Patchy fog before 10am.  Otherwise, sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Patchy Fog
then Sunny
Tuesday
Night
Tuesday Night: Clear, with a low around 55. Northwest wind around 5 mph becoming calm.
Clear
Wednesday

Wednesday: Sunny, with a high near 86. Light north wind becoming northeast 5 to 10 mph in the morning.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 57.
Mostly Clear
Thursday

Thursday: Partly sunny, with a high near 80.
Partly Sunny
Thursday
Night
Thursday Night: Mostly cloudy, with a low around 56.
Mostly Cloudy
Friday

Friday: Partly sunny, with a high near 73.
Partly Sunny
Hi 73 °F Lo 50 °F Hi 79 °F Lo 55 °F Hi 86 °F Lo 57 °F Hi 80 °F Lo 56 °F Hi 73 °F

Air Quality Alert
 

Today
 
Mostly sunny, with a high near 73. Calm wind becoming south around 5 mph in the afternoon.
Tonight
 
Patchy fog. Otherwise, increasing clouds, with a low around 50. South wind around 5 mph becoming calm.
Tuesday
 
Patchy fog before 10am. Otherwise, sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night
 
Clear, with a low around 55. Northwest wind around 5 mph becoming calm.
Wednesday
 
Sunny, with a high near 86. Light north wind becoming northeast 5 to 10 mph in the morning.
Wednesday Night
 
Mostly clear, with a low around 57.
Thursday
 
Partly sunny, with a high near 80.
Thursday Night
 
Mostly cloudy, with a low around 56.
Friday
 
Partly sunny, with a high near 73.
Friday Night
 
Partly cloudy, with a low around 52.
Saturday
 
Sunny, with a high near 75.
Saturday Night
 
Mostly clear, with a low around 52.
Sunday
 
Sunny, with a high near 76.

 

Forecast from NOAA-NWS for Westminster CA.