Monthly Historical AveragesFallbrook, CA
Average Temperature
High
19°
Feels 19
Low
8°
Feels 7
Average Precipitation
6 Days
52.4mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
20°Feels 20
Wind
18 km/h S
Gust
28 km/h
Humidity
66%
P.O.P
90%
Rain
~25 mm
Night
13°Feels 13
Wind
15 km/h S
Gust
22 km/h
Humidity
95%
P.O.P
100%
Rain
15-20 mm
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity