Monthly Historical AveragesSan Onofre State Beach, CA
Average Temperature
High
18°
Feels 18
Low
9°
Feels 8
Average Precipitation
4 Days
22.7mm
0cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastFriday, January 9, 2026
Day
17°Feels 17
Wind
15 km/h NE
Gust
23 km/h
Humidity
31%
P.O.P
20%
Night
10°Feels 9
Wind
8 km/h NE
Gust
13 km/h
Humidity
48%
P.O.P
0%
Historical AveragesJan 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity