Monthly Historical AveragesFontana, CA
Average Temperature
High
19°
Feels 19
Low
8°
Feels 6
Average Precipitation
4 Days
31.9mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSaturday, January 31, 2026
Day
27°Feels 27
Wind
10 km/h N
Gust
15 km/h
Humidity
13%
P.O.P
0%
Night
14°Feels 14
Wind
8 km/h N
Gust
12 km/h
Humidity
34%
P.O.P
0%
Historical AveragesJan 31
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity