Riverside, NV Weather Forecast
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Riverside Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | SATURDAY |
| Mostly Clear | Chance of T-Storm | Clearing | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Clear | Mostly Clear |
| Lo: 75°FLo: 24°C | Hi: 84°FHi: 29°C | Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 74°FLo: 23°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 98°FHi: 37°C Lo: 77°FLo: 25°C | Hi: 100°FHi: 38°C | Hi: 100°FHi: 38°C Lo: 81°FLo: 27°C | Hi: 100°FHi: 38°C Lo: 81°FLo: 27°C | Hi: 100°FHi: 38°C Lo: 81°FLo: 27°C |
| POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 300 PM PDT Sat Sep 05 2026 

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Issued: 921 PM PDT Sat Sep 5 2026
Key Messages
- Shower and thunderstorm chances increase across the Mojave Desert on Sunday as moisture surges northward.
- Drier conditions expected for Labor Day, though monsoonal moisture and warmer temperatures return midweek.
Discussion
...Today through Friday.
The primary forecast concern involves a moisture surge from Hurricane Marie, currently located several hundred miles off the southern tip of the Baja Peninsula. Southwesterly flow aloft over the southwestern United States will draw moisture f...
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