World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in October

Average sea water temperature in October:
+55.3°F
Minimum sea water temperature in October: 58.8°F
Maximum sea water temperature in October: 52.0°F

Daily sea water temperature in October, °F

Show year:
2025
2024
2023

The average sea water temperature in October of 2025 was 54.9°F. The highest and lowest sea temperatures during the month were 58.3°F and 52.9°F.

Monthly sea water temperature in Mount Desert Island, °F

Which USA resorts have warmest sea in October?

Place name October 2025 October 2024
Key West 83.8°F 82.9°F
Fort Lauderdale 83.5°F 83.0°F
Miami Beach 83.4°F 83.4°F
Miami 82.7°F 82.9°F
Corpus Christi 82.2°F 80.6°F
Naples 81.9°F 81.6°F
Kauai 81.3°F 79.2°F
Honolulu 80.7°F 80.6°F
Hawaii 80.6°F 80.5°F
Molokai 80.5°F 80.1°F
Siesta Key 80.4°F 80.7°F
Houston 80.4°F 78.8°F
Hilo 80.3°F 79.7°F
Sarasota 80.2°F 80.5°F
Maui 79.8°F 79.4°F
Oahu 79.8°F 80.2°F
St. Petersburg 79.4°F 79.0°F
Tampa 79.4°F 79.3°F
Panama City Beach 79.2°F 78.9°F
Cocoa Beach 79.2°F 79.9°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 59.8 °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
+64°F
NE 6 mph
Feels like: +64°F
Precip.: 9%
Places in USA:
Name
°F
+68°F
+79°F
+97°F
+75°F
+82°F
+84°F
+75°F
+81°F
+75°F
+66°F
+68°F
+81°F
+84°F
+82°F
+79°F
24 Hours Forecast
Mount Desert Island
Local time: 20:47
June 29, monday
2100
64°F
NE
6 mph
June 30, tuesday
0000
61°F
E
6 mph
0300
59°F
E
5 mph
0600
59°F
E
4 mph
0900
72°F
E
7 mph
1200
77°F
NE
9 mph
1500
75°F
NE
12 mph
1800
68°F
NE
11 mph
Units of measurement: °C / °F