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Westminster, CA Weather Forecast

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Westminster, CA Weather Forecast

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Westminster CA weather - Mostly Clear - 77°F
Mostly Clear
77°F
Updated 5:57 pm
Feels Like 71°F
Humidity 53%
Wind SW 10 mph
Barometer  29.89 in
Dew Point 59°F
Westminster CA weather - Mostly Clear - 25°C
Mostly Clear
25°C
Updated 5:57 pm
Feels Like 22°C
Humidity 53%
Wind SW 16 km/h
Barometer  101.2 kPa
Dew Point 15°C
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Westminster Weather Forecast

TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Westminster, CA Weather - Tonight Partly Cloudy Westminster, CA Weather - Thursday Partly Cloudy Westminster, CA Weather - Thursday Night Patchy Fog Westminster, CA Weather - Friday Patchy Fog Westminster, CA Weather - Friday Night Mostly Clear Westminster, CA Weather - Saturday Partly Cloudy Westminster, CA Weather - Saturday Night Partly Cloudy Westminster, CA Weather - Sunday Partly Cloudy Westminster, CA Weather - Sunday Night Partly Cloudy Westminster, CA Weather - Monday Partly Cloudy Westminster, CA Weather - Monday Night Mostly Clear Westminster, CA Weather - Tuesday Partly Cloudy
Partly Cloudy Partly Cloudy Patchy Fog Patchy Fog Mostly Clear Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Clear Partly Cloudy
Lo: 61°FLo: 16°C Hi: 80°FHi: 27°C
 Lo: 60°FLo: 16°C Hi: 80°FHi: 27°C
 Lo: 61°FLo: 16°C Hi: 83°FHi: 28°C
 Lo: 63°FLo: 17°C Hi: 80°FHi: 27°C
 Lo: 62°FLo: 17°C Hi: 80°FHi: 27°C
 Lo: 62°FLo: 17°C Hi: 82°FHi: 28°C
POP = Probability of Precipitation.
Weather Outlook Updated: 1221 PM PDT Wed Sep 16 2026 Westminster, CA Weather - WeatherWorld.com

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Westminster Forecast Discussion

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Issued: 427 PM PDT Wed Sep 16 2026

Discussion

...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...

...UPDATED AVIATION DISCUSSION...

The marine layer was around 3500 ft deep this morning, with low clouds filling in the coastal basin. Visible satellite from this morning even showed low clouds through the Cajon Pass. At 11 AM, satellite was still showing patchy low clouds along the coast and portions of the western valleys. The marine layer is expected to ...