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City of Riverside, CARiverside, CA Weather Forecast
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Riverside Weather Forecast
| TONIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  |  | |  | | | | | | |
| Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Mostly Clear | Chance of T-Storm | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Clear | Mostly Sunny |
| Lo: 69°FLo: 21°C | Hi: 93°FHi: 34°C | Lo: 70°FLo: 21°C | Hi: 97°FHi: 36°C | Lo: 73°FLo: 23°C | Hi: 101°FHi: 38°C | Lo: 73°FLo: 23°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C | Lo: 65°FLo: 18°C | Hi: 90°FHi: 32°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1205 PM PDT Sun Sep 06 2026 
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Issued: 531 PM PDT Sun Sep 6 2026
Discussion
...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES...
...UPDATED AVIATION DISCUSSION...
Widespread cloud coverage is being observed associated with moisture from Tropical Cyclone Marie with showers expected to stop early this evening. Lingering moisture tomorrow and Tuesday will continue chances of precipitation, mainly over the mountains. Afternoon shower and potentially thunderstorm chances will continue int...