World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in April

Average sea water temperature in April:
+40.8°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:
2025
2024
2023
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The average sea water temperature in April of 2025 was 38.6°F. The highest and lowest sea temperatures during the month were 41.5°F and 36.0°F.

Monthly sea water temperature in Mount Desert Island, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
10
20
30
40
50
60
70
80
44.7
50.9
55.4
58.6
62
60.2
54.7
47.6
40.8
36.5
36.3
39.6

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.7°F 78.0°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.2°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 77.9°F 76.9°F
Key West 77.9°F 77.6°F
Miami 77.8°F 76.9°F
Honolulu 77.3°F 76.2°F
Hawaii 77.2°F 76.1°F
Marco Island 77.1°F 76.6°F
Cape Coral 77.0°F 76.3°F
Naples 76.8°F 76.3°F
Maui 76.5°F 75.4°F
Tampa 76.4°F 74.1°F
Oahu 76.3°F 75.0°F
Sarasota 75.8°F 74.3°F
Siesta Key 75.5°F 74.3°F
Clearwater Beach 75.3°F 73.5°F
Kauai 74.8°F 75.1°F
Cocoa Beach 74.8°F 73.9°F

Best time for vacation in Mount Desert Island

Sunniest months:
September 13 days
November 12 days
October 12 days
Warmest months:
July 72.7 °F
August 71.9 °F
June 66.6 °F
Warmest sea temp:
August 61.9 °F
July 60.2 °F
September 58.6 °F
Coldest months:
January 29.4 °F
February 29.9 °F
December 35.8 °F
Rainiest months:
December 3 days
July 3 days
October 3 days
Windiest months:
February 10.6 mph
March 10.5 mph
December 10.2 mph

Mount Desert Island on a weather map

Leaflet | Tiles © Esri
Places in USA:
Name
°F
+59°F
+57°F
+75°F
+75°F
+63°F
+57°F
+75°F
+57°F
+73°F
+55°F
+50°F
+66°F
+72°F
+73°F
+70°F
24 Hours Forecast
Mount Desert Island
Local time: 02:56
April 29, tuesday
0300
48°F
W
5 mph
0600
46°F
NW
5 mph
0900
57°F
N
7 mph
1200
63°F
N
12 mph
1500
63°F
N
14 mph
1800
57°F
N
12 mph
2100
52°F
NE
16 mph
April 30, wednesday
0000
50°F
NE
14 mph
Units of measurement: °C / °F