World Resorts USA Kennebunkport Weather

Kennebunkport Sea Temperature in December

Average sea water temperature in December:
+45.6°F
Minimum sea water temperature in December: 50.5°F
Maximum sea water temperature in December: 41.7°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 44.4°F. The highest and lowest sea temperatures during the month were 46.9°F and 42.1°F.

Monthly sea water temperature in Kennebunkport, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.2°F 78.3°F
West Palm Beach 79.0°F 78.4°F
Fort Lauderdale 78.7°F 77.6°F
Honolulu 78.6°F 78.3°F
Hawaii 78.5°F 78.3°F
Kauai 78.2°F 76.0°F
Maui 78.0°F 77.8°F
Miami Beach 77.4°F 75.9°F
Oahu 77.1°F 77.2°F
Islamorada 76.4°F 73.4°F
Key Largo 76.3°F 73.1°F
Key West 75.9°F 72.6°F
Miami 75.5°F 73.0°F
Everglades 73.7°F 69.7°F
Marco Island 71.8°F 68.0°F
South Padre Island 71.8°F 71.9°F
Naples 71.5°F 67.7°F
Sanibel Island 70.9°F 67.1°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F

Best time for vacation in Kennebunkport

Sunniest months:
November 15 days
October 14 days
September 14 days
Warmest months:
July 76.8 °F
August 75.5 °F
June 71.1 °F
Warmest sea temp:
August 65.8 °F
July 63.3 °F
September 62.5 °F
Coldest months:
January 31.9 °F
February 32.5 °F
December 36.4 °F
Rainiest months:
July 3 days
April 3 days
October 3 days
Windiest months:
March 8.8 mph
November 8.4 mph
December 8.4 mph

Kennebunkport on a weather map

Kennebunkport
+30°F
NE 10 mph
Feels like: +23°F
Precip.: 0%
Places in USA:
Name
°F
+34°F
+72°F
+72°F
+52°F
+61°F
+66°F
+75°F
+66°F
+30°F
+59°F
+50°F
+59°F
+55°F
+52°F
+36°F
24 Hours Forecast
Kennebunkport
Local time: 23:01
January 13, tuesday
0000
30°F
NE
10 mph
0300
30°F
NE
11 mph
0600
30°F
NE
10 mph
0900
30°F
NE
9 mph
1200
39°F
E
9 mph
1500
41°F
NE
7 mph
1800
37°F
N
7 mph
2100
36°F
N
9 mph
Units of measurement: °C / °F