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Current
Hourly
7 Days
14 Days
Monthly
°C
Temperature Unit Selection
°Celsius
°Fahrenheit
Monthly Historical Averages
San Onofre State Beach, CA
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January
Average Temperature
High
18°
Feels 18
Low
9°
Feels 8
Average Precipitation
4 Days
Rain amount
22.7mm
Snow amount
0cm
Content continues below
Daily Historical Averages
January 2026
S
M
T
W
T
F
S
1
2
3
4
5
6
7
8
9
10
11
12
13
19°
14
19°
15
21°
16
20°
17
21°
18
20°
19
19°
20
18°
21
17°
22
16°
23
14°
24
14°
25
14°
26
14°
27
15°
28
29
30
31
Forecast
Tuesday, January 13, 2026
Day
19°
Feels 19
Wind
7 km/h W
Gust
11 km/h
Humidity
55%
P.O.P
0%
Night
14°
Feels 14
Wind
6 km/h NW
Gust
10 km/h
Humidity
66%
P.O.P
0%
Historical Averages
Jan 13
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.