Monthly Historical AveragesShelter Island, CA
Average Temperature
High
17°
Feels 17
Low
10°
Feels 10
Average Precipitation
4 Days
23.3mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, January 6, 2026
Day
17°Feels 17
Wind
8 km/h E
Gust
12 km/h
Humidity
71%
P.O.P
30%
Night
13°Feels 13
Wind
7 km/h E
Gust
11 km/h
Humidity
88%
P.O.P
90%
Rain
1-3 mm
Historical AveragesJan 6
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity