Riverside, California Weather:
Thursday, September 17, 2026
Sunny Weather
Day 93°
Night 64°
Precipitation 1 %
Wind 6 mph
UV Index (0 - 11+) 7
Weather Forecast History
Last Year's Weather on This Day (September 17, 2025)
Rainy Weather

Day

97°

Night

68°

Wind

4 mph

Precipitation

96 %