Measurements:
°C
°F
Mount Desert Island
46°F
NW 10 mph
Feels like: 40°F
Precip: 0%
World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Water Temperature

Current Sea Water Temperature:
+41.0°F
Maximum Sea Water Temperature in May: 54.0°F
Minimum Sea Water Temperature in May: 40.4°F
Average water temperature in May: 47.2°F

Sea Water Temperature for the Last 10 Days:

May 02 41.0°F April 27 39.6°F
May 01 42.6°F April 26 40.2°F
April 30 41.8°F April 25 40.2°F
April 29 40.8°F April 24 40.6°F
April 28 39.6°F April 23 38.8°F

When is the Warmest Sea for Mount Desert Island?

According to our data for the last three years for Mount Desert Island the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0
10
20
30
40
50
60
70
80
44.1
51
56
59.5
63.3
61.3
55.3
47.2
39.8
35
34.8
38.4

Sea Water Temperature in August

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
54
57
60
63
66
69
72
75

The average sea surface temperature in August 2024 for Mount Desert Island was 61.3°F. The maximum and minimum values were 58.0°F and 63.8°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
50
54
58
62
66
70
74

The average sea surface temperature in July 2024 for Mount Desert Island was 62.0°F. The maximum and minimum values were 56.6°F and 66.4°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
51
54
57
60
63
66
69
72

The average sea surface temperature in September 2024 for Mount Desert Island was 58.8°F. The maximum and minimum values were 56.4°F and 61.4°F respectively.

Best Time to Visit Mount Desert Island
The most sunny months:
September 13 days
November 12 days
October 12 days
The most warm months:
July 75.2 °F
August 74.3 °F
June 68.5 °F
Warmest sea temperature:
August 63.2 °F
July 61.3 °F
September 59.5 °F
The most cold months:
January 27.1 °F
February 27.7 °F
December 34.2 °F
The most rainy months:
December 3 days
July 3 days
October 3 days
The most windy months:
February 11 mph
March 10 mph
December 10 mph

Mount Desert Island on the Weather Map

USA Resorts:
NAME
Boston +54
Chicago +42
Hawaii +78
Honolulu +78
Houston +78
Las Vegas +62
Los Angeles +56
Miami +78
New York +62
Orlando +78
San Diego +58
San Francisco +48
Sarasota +72
Tampa +76
Washington +74
24 Hours Weather Forecast
Mount Desert Island
Local time: 09:07
02 may, friday
1200 44°F
NW
11 mph
1500 44°F
N
7 mph
1800 46°F
NE
4 mph
2100 44°F
NW
2 mph
03 may, saturday
0000 44°F
N
6 mph
0300 44°F
N
3 mph
0600 48°F
N
3 mph
0900 56°F
E
3 mph