Monthly Historical AveragesSouthwest Harbor, ME
Average Temperature
High
9°
Feels 7
Low
2°
Feels -2
Average Precipitation
11 Days
56mm
2.9cm
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Daily Historical Averages
S
M
T
W
T
F
S
ForecastSunday, April 12, 2026
Day
9°Feels 6
Wind
24 km/h NW
Gust
39 km/h
Humidity
42%
P.O.P
20%
Night
4°Feels -2
Wind
35 km/h S
Gust
52 km/h
Humidity
93%
P.O.P
80%
Rain
1-3 mm
Historical AveragesApr 12
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity