Perris High School, CA Weather Forecast
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Perris High School Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT |
| Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of T-Storm | Chance of Showers |
| Hi: 88°FHi: 31°C | Lo: 58°FLo: 14°C | Hi: 87°FHi: 31°C | Lo: 58°FLo: 14°C | Hi: 88°FHi: 31°C | Lo: 63°FLo: 17°C | Hi: 90°FHi: 32°C | Lo: 67°FLo: 19°C | Hi: 90°FHi: 32°C | Lo: 68°FLo: 20°C | Hi: 90°FHi: 32°C | Lo: 66°FLo: 19°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1206 AM PDT Wed Sep 02 2026 

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Issued: 430 AM PDT Wed Sep 2 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
.SHORT TERM (Today through Friday)... A low pressure system along the West Coast will maintain stronger onshore low-level flow and drier southwest flow aloft through Friday with continuing near all-time record sea surface temperatures over the coastal waters. High temperatures for the mountains and inland valleys will remai...
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