World Resorts USA Seaside Heights Weather

Seaside Heights Sea Temperature in December

Average sea water temperature in December:
+48.0°F
Minimum sea water temperature in December: 54.7°F
Maximum sea water temperature in December: 41.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 45.5°F. The highest and lowest sea temperatures during the month were 50.2°F and 41.0°F.

Monthly sea water temperature in Seaside Heights, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.4°F 78.3°F
West Palm Beach 79.2°F 78.4°F
Fort Lauderdale 78.9°F 77.6°F
Honolulu 78.7°F 78.3°F
Hawaii 78.6°F 78.3°F
Kauai 78.4°F 76.0°F
Maui 78.2°F 77.8°F
Miami Beach 77.8°F 75.9°F
Oahu 77.2°F 77.2°F
Islamorada 77.0°F 73.4°F
Key Largo 76.8°F 73.1°F
Key West 76.4°F 72.6°F
Miami 76.1°F 73.0°F
Everglades 74.2°F 69.7°F
Marco Island 72.1°F 68.0°F
Naples 71.7°F 67.7°F
Cape Coral 71.5°F 67.8°F
South Padre Island 71.4°F 71.9°F
Sanibel Island 71.1°F 67.1°F
Siesta Key 69.5°F 65.6°F

Best time for vacation in Seaside Heights

Sunniest months:
November 17 days
September 15 days
October 15 days
Warmest months:
July 81.8 °F
August 79.4 °F
June 75.3 °F
Warmest sea temp:
July 75.5 °F
August 75.2 °F
September 72.0 °F
Coldest months:
January 39.3 °F
February 40.9 °F
December 44.4 °F
Rainiest months:
July 3 days
September 3 days
August 3 days
Windiest months:
January 12.3 mph
March 12.2 mph
February 11.8 mph

Seaside Heights on a weather map

Seaside Heights
+37°F
SE 13 mph
Feels like: +30°F
Precip.: 0%
Places in USA:
Name
°F
+43°F
+73°F
+73°F
+50°F
+61°F
+70°F
+75°F
+64°F
+37°F
+61°F
+55°F
+61°F
+61°F
+68°F
+36°F
24 Hours Forecast
Seaside Heights
Local time: 07:59
December 24, wednesday
0900
37°F
SE
13 mph
1200
43°F
SE
17 mph
1500
45°F
SE
14 mph
1800
41°F
SE
9 mph
2100
34°F
SE
7 mph
December 25, thursday
0000
30°F
SE
4 mph
0300
30°F
E
4 mph
0600
30°F
NE
5 mph
Units of measurement: °C / °F