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
ForecastThursday, July 23, 2026
Day
23°Feels 23
Wind
23 km/h NW
Gust
34 km/h
Humidity
50%
P.O.P
10%
Night
14°Feels 14
Wind
19 km/h W
Gust
28 km/h
Humidity
88%
P.O.P
10%
Historical AveragesJul 23
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity