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Westminster High School, CA Weather Forecast
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Westminster High School Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
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| Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 93°FHi: 34°C | Lo: 68°FLo: 20°C | Hi: 96°FHi: 36°C | Lo: 69°FLo: 21°C | Hi: 94°FHi: 34°C | Lo: 71°FLo: 22°C | Hi: 96°FHi: 36°C | Lo: 72°FLo: 22°C | Hi: 100°FHi: 38°C | Lo: 72°FLo: 22°C | Hi: 100°FHi: 38°C | Lo: 71°FLo: 22°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 125 AM PDT Sat Aug 22 2026 
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Westminster High School Forecast Discussion
Issued: 242 AM PDT Sat Aug 22 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
A couple of record high minimum temperatures were set yesterday as moisture aloft and high clouds inhibit radiation cooling at night. A few high clouds continue this morning as patchy marine layer low clouds form over the coastal areas.
Numerical models remain in good agreement with respect to the synoptic pattern. The domin...