Monthly Historical AveragesRowland Heights, CA
Average Temperature
High
18°
Feels 18
Low
8°
Feels 6
Average Precipitation
6 Days
49.1mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
18°Feels 17
Wind
15 km/h SE
Gust
22 km/h
Humidity
62%
P.O.P
90%
Rain
~5 mm
Night
13°Feels 12
Wind
9 km/h SE
Gust
14 km/h
Humidity
96%
P.O.P
90%
Rain
~5 mm
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity