World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in May

Average sea water temperature in May:
+47.3°F
Minimum sea water temperature in May: 53.6°F
Maximum sea water temperature in May: 41.4°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 46.1°F. The highest and lowest sea temperatures during the month were 49.8°F and 41.9°F.

Monthly sea water temperature in Mount Desert Island, °F

Which USA resorts have warmest sea in May?

Place name May 2025 May 2024
Everglades 84.5°F 84.6°F
Islamorada 83.6°F 84.4°F
Key West 83.5°F 84.6°F
Naples 83.5°F 83.8°F
Marco Island 83.5°F 84.0°F
Key Largo 83.5°F 84.1°F
Sanibel Island 83.1°F 83.2°F
Tampa 82.7°F 82.5°F
Sarasota 82.7°F 82.9°F
St. Petersburg 82.6°F 82.4°F
Clearwater Beach 82.6°F 82.5°F
Miami 82.6°F 83.3°F
Siesta Key 82.5°F 82.6°F
Miami Beach 82.4°F 83.0°F
Fort Lauderdale 81.1°F 81.7°F
West Palm Beach 81.1°F 81.5°F
Corpus Christi 80.9°F 81.0°F
Pensacola 80.1°F 79.4°F
South Padre Island 80.0°F 81.1°F
Pass Christian 79.8°F 79.8°F

Best time for vacation in Mount Desert Island

Sunniest months:
September 13 days
November 13 days
October 13 days
Warmest months:
July 71.9 °F
August 71.3 °F
June 66.4 °F
Warmest sea temp:
August 61.6 °F
July 59.8 °F
September 58.6 °F
Coldest months:
January 29.4 °F
February 29.9 °F
December 34.8 °F
Rainiest months:
December 3 days
October 3 days
March 2 days
Windiest months:
December 10.7 mph
February 10.6 mph
March 10.5 mph

Mount Desert Island on a weather map

Mount Desert Island
+18°F
SE 12 mph
Feels like: +7°F
Precip.: 0%
Places in USA:
Name
°F
+41°F
+75°F
+75°F
+57°F
+57°F
+82°F
+79°F
+73°F
+28°F
+61°F
+54°F
+70°F
+72°F
+77°F
+41°F
24 Hours Forecast
Mount Desert Island
Local time: 17:24
December 27, saturday
1800
18°F
SE
12 mph
2100
18°F
SE
13 mph
December 28, sunday
0000
16°F
SE
13 mph
0300
16°F
SE
13 mph
0600
16°F
SE
14 mph
0900
19°F
SE
14 mph
1200
27°F
SE
14 mph
1500
30°F
SE
14 mph
Units of measurement: °C / °F