Monthly Historical AveragesRiverside, CA
Average Temperature
High
19°
Feels 19
Low
6°
Feels 5
Average Precipitation
6 Days
45.5mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, December 26, 2025
Day
14°Feels 14
Wind
15 km/h SE
Gust
23 km/h
Humidity
67%
P.O.P
100%
Rain
15-20 mm
Night
9°Feels 9
Wind
9 km/h W
Gust
14 km/h
Humidity
93%
P.O.P
40%
Rain
~1 mm
Historical AveragesDec 26
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity