Measurements:
°C
°F
Mount Desert Island
44°F
SW 10 mph
Feels like: 38°F
Precip: 0%
World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Water Temperature

Current Sea Water Temperature:
+48.0°F
Maximum Sea Water Temperature in November: 56.6°F
Minimum Sea Water Temperature in November: 46.2°F
Average water temperature in November: 51.2°F

Sea Water Temperature for the Last 10 Days:

November 21 48.0°F November 16 49.8°F
November 20 47.8°F November 15 50.2°F
November 19 48.2°F November 08 51.2°F
November 18 48.6°F November 07 51.8°F
November 17 49.6°F November 06 53.6°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

Sea Water Temperature in August

Select Year: 2024 2023 2022

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

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

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 13 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 27.5 °F
February 28.0 °F
December 34.8 °F
The most rainy months:
December 4 days
November 3 days
July 3 days
The most windy months:
March 10 mph
December 10 mph
February 10 mph

Mount Desert Island on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +64
San Francisco +58
Sarasota +76
Tampa +74
Washington +52
24 Hours Weather Forecast
Mount Desert Island
Local time: 15:52
21 nov, thursday
1800 42°F
SW
13 mph
2100 40°F
SW
14 mph
22 nov, friday
0000 40°F
SW
14 mph
0300 40°F
SW
15 mph
0600 42°F
W
19 mph
0900 42°F
W
20 mph
1200 44°F
N
6 mph
1500 44°F
W
3 mph