Measurements:
°C
°F
CURRENT WEATHER
13:21
Mount Desert Island
46°F
SE 9 mph
Feels like: 42°F
Precip: 0%
World Resorts USA Mount Desert Island Weather

7 Day Weather Forecast

04.23
thu
DAY
46°F
SE 9 mph
precip
0%
NIGHT
32°F
S 7 mph
precip
0%
04.24
fri
DAY
46°F
S 9 mph
precip
78%
NIGHT
30°F
SE 6 mph
precip
0%
04.25
sat
DAY
50°F
SE 6 mph
precip
0%
NIGHT
38°F
SW 2 mph
precip
0%
04.26
sun
DAY
48°F
NW 5 mph
precip
0%
NIGHT
42°F
S 2 mph
precip
89%
04.27
mon
DAY
50°F
S 2 mph
precip
100%
NIGHT
38°F
NW 4 mph
precip
0%
04.28
tue
DAY
50°F
W 6 mph
precip
0%
NIGHT
36°F
E 2 mph
precip
0%
04.29
wed
DAY
48°F
NW 9 mph
precip
0%
NIGHT
36°F
W 9 mph
precip
0%

Mount Desert Island Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Mount Desert Island was 4.1°F. The maximum and minimum values were 2.7°F and 5.6°F respectively.

Mount Desert Island on the Weather Map

Best Time to Visit Mount Desert Island
The most sunny months:
November 13 days
September 13 days
October 13 days
The most warm months:
July 74.4 °F
August 73.7 °F
June 68.2 °F
Warmest sea temperature:
August 62.9 °F
July 60.9 °F
September 59.6 °F
The most cold months:
January 26.6 °F
February 27.9 °F
December 33.1 °F
The most rainy months:
December 3 days
October 3 days
March 2 days
The most windy months:
December 11 mph
March 10 mph
February 10 mph
more details