Monthly Historical AveragesEl Cajon, CA
Average Temperature
High
19°
Feels 19
Low
8°
Feels 7
Average Precipitation
6 Days
38mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, December 25, 2025
Day
20°Feels 20
Wind
13 km/h E
Gust
19 km/h
Humidity
55%
P.O.P
20%
Night
12°Feels 11
Wind
8 km/h E
Gust
12 km/h
Humidity
89%
P.O.P
40%
Rain
<1 mm
Historical AveragesDec 25
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity