World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in October

Average sea water temperature in October:
+55.2°F
Minimum sea water temperature in October: 58.8°F
Maximum sea water temperature in October: 51.8°F

Daily sea water temperature in October, °F

Show year:
2026
2025
2024

The average sea water temperature in October of 2026 was 54.3°F. The highest and lowest sea temperatures during the month were 57.9°F and 51.8°F.

Monthly sea water temperature in Mount Desert Island, °F

Which USA resorts have warmest sea in October?

Place name October 2026 October 2025
West Palm Beach 84.6°F 83.5°F
Fort Lauderdale 84.5°F 83.5°F
Miami Beach 84.0°F 83.4°F
Key West 83.9°F 83.8°F
Key Largo 83.8°F 83.0°F
Miami 83.1°F 82.7°F
Naples 82.4°F 81.9°F
Port St. Lucie 82.3°F 80.2°F
Kailua Kona 82.0°F 80.9°F
Corpus Christi 81.4°F 82.2°F
Siesta Key 81.3°F 80.4°F
Cape Coral 81.1°F 81.1°F
Sarasota 81.0°F 80.2°F
Honolulu 80.6°F 80.7°F
Hawaii 80.5°F 80.6°F
Cocoa Beach 80.4°F 79.2°F
Kauai 80.3°F 81.3°F
Galveston 80.3°F 80.8°F
Oahu 80.1°F 79.8°F
Houston 80.1°F 80.4°F

Best time for vacation in Mount Desert Island

Sunniest months:
October 13 days
November 13 days
September 12 days
Warmest months:
July 73.0 °F
August 72.4 °F
June 67.2 °F
Warmest sea temp:
August 61.6 °F
July 59.6 °F
September 58.4 °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
+57°F
NE 12 mph
Feels like: +54°F
Precip.: 7%
Places in USA:
Name
°F
+66°F
+72°F
+77°F
+70°F
+68°F
+84°F
+72°F
+68°F
+68°F
+61°F
+68°F
+84°F
+84°F
+81°F
+66°F
24 Hours Forecast
Mount Desert Island
Local time: 13:42
October 29, thursday
1500
57°F
NE
12 mph
1800
54°F
NE
9 mph
2100
54°F
NE
8 mph
October 30, friday
0000
54°F
NE
8 mph
0300
54°F
NE
6 mph
0600
54°F
NE
6 mph
0900
55°F
E
6 mph
1200
61°F
E
11 mph
Units of measurement: °C / °F