World Resorts USA Mount Desert Island Weather

Mount Desert Island Sea Temperature in July

Average sea water temperature in July:
+59.6°F
Minimum sea water temperature in July: 66.0°F
Maximum sea water temperature in July: 54.3°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 58.1°F. The highest and lowest sea temperatures during the month were 61.7°F and 54.7°F.

Monthly sea water temperature in Mount Desert Island, °F

Which USA resorts have warmest sea in July?

Place name July 2026 July 2025
Key West 88.5°F 86.7°F
Key Largo 88.2°F 86.2°F
Clearwater Beach 87.9°F 87.1°F
Naples 87.7°F 86.6°F
Tampa 87.6°F 86.8°F
Sarasota 87.6°F 86.9°F
Cape Coral 87.6°F 86.4°F
Siesta Key 87.6°F 86.9°F
New Orleans 87.5°F 87.4°F
Miami 87.4°F 86.3°F
Miami Beach 87.0°F 86.0°F
Houston 86.7°F 86.3°F
Fort Lauderdale 86.6°F 85.0°F
Galveston 86.4°F 86.4°F
Hilton Head Island 86.3°F 85.7°F
St. George Island 86.3°F 86.4°F
Tybee Island 86.3°F 85.4°F
Pensacola 86.1°F 86.9°F
Jekyll Island 86.1°F 84.6°F
Orange Beach 86.1°F 86.7°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
+45°F
E 5 mph
Feels like: +43°F
Precip.: 16%
Places in USA:
Name
°F
+54°F
+55°F
+79°F
+75°F
+75°F
+84°F
+72°F
+59°F
+73°F
+61°F
+73°F
+73°F
+75°F
+72°F
+63°F
24 Hours Forecast
Mount Desert Island
Local time: 05:54
October 09, friday
0600
45°F
E
5 mph
0900
54°F
E
8 mph
1200
59°F
E
12 mph
1500
57°F
SE
14 mph
1800
52°F
SE
12 mph
2100
46°F
E
9 mph
October 10, saturday
0000
43°F
E
8 mph
0300
43°F
E
11 mph
Units of measurement: °C / °F