Monthly Historical AveragesSisters Island, BC
Average Temperature
High
16°
Feels 16
Low
13°
Feels 11
Average Precipitation
7 Days
26.1mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastTuesday, June 30, 2026
Day
18°Feels 19
Wind
26 km/h NW
Gust
39 km/h
Humidity
60%
P.O.P
10%
Night
13°Feels 11
Wind
25 km/h NW
Gust
38 km/h
Humidity
77%
P.O.P
30%
Historical AveragesJun 30
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity