World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in April

Average sea water temperature in April:
+40.7°F
Minimum sea water temperature in April: 44.6°F
Maximum sea water temperature in April: 36.0°F

Daily sea water temperature in April, °F

Show year:
2026
2025
2024

The average sea water temperature in April of 2026 was 39.9°F. The highest and lowest sea temperatures during the month were 42.4°F and 36.9°F.

Monthly sea water temperature in Mount Desert Island, °F

Which USA resorts have warmest sea in April?

Place name April 2026 April 2025
West Palm Beach 78.2°F 78.3°F
Key West 78.2°F 78.0°F
Fort Lauderdale 78.1°F 78.0°F
Miami Beach 78.0°F 78.3°F
Kailua Kona 77.6°F 78.1°F
Miami 77.5°F 77.9°F
Honolulu 76.5°F 77.4°F
Hawaii 76.2°F 77.3°F
Maui 75.9°F 76.6°F
Kauai 75.9°F 74.9°F
Naples 75.8°F 77.0°F
South Padre Island 75.7°F 74.5°F
Tampa 75.3°F 76.6°F
St. Petersburg 75.2°F 76.3°F
Corpus Christi 75.0°F 74.7°F
Oahu 74.9°F 76.4°F
Clearwater Beach 74.7°F 75.6°F
Houston 74.5°F 73.7°F
Sarasota 74.2°F 76.0°F
Siesta Key 73.8°F 75.7°F

Best time for vacation in Mount Desert Island

Sunniest months:
September 13 days
October 13 days
November 13 days
Warmest months:
July 71.9 °F
August 71.3 °F
June 67.2 °F
Warmest sea temp:
August 61.6 °F
July 59.7 °F
September 58.6 °F
Coldest months:
January 28.9 °F
February 30.1 °F
December 34.8 °F
Rainiest months:
December 3 days
October 3 days
March 2 days
Windiest months:
December 10.7 mph
March 10.5 mph
February 10.4 mph

Mount Desert Island on a weather map

Mount Desert Island
+75°F
N 12 mph
Feels like: +79°F
Precip.: 4%
Places in USA:
Name
°F
+88°F
+91°F
+77°F
+100°F
+77°F
+90°F
+72°F
+91°F
+82°F
+73°F
+64°F
+77°F
+93°F
+95°F
+84°F
24 Hours Forecast
Mount Desert Island
Local time: 12:43
July 21, tuesday
1500
79°F
N
13 mph
1800
70°F
N
12 mph
2100
59°F
NW
9 mph
July 22, wednesday
0000
61°F
NW
14 mph
0300
61°F
NW
14 mph
0600
63°F
N
16 mph
0900
64°F
N
11 mph
1200
70°F
N
12 mph
Units of measurement: °C / °F