Monthly Historical AveragesDeer Isle, ME
Average Temperature
High
22°
Feels 22
Low
15°
Feels 14
Average Precipitation
10 Days
56.2mm
0cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastWednesday, July 22, 2026
Day
23°Feels 23
Wind
32 km/h S
Gust
48 km/h
Humidity
73%
P.O.P
70%
Rain
~1 mm
Night
16°Feels 15
Wind
32 km/h NW
Gust
48 km/h
Humidity
94%
P.O.P
20%
Historical AveragesJul 22
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity