World Resorts USA Long Beach Weather

Long Beach Sea Temperature in December

Average sea water temperature in December:
+60.7°F
Minimum sea water temperature in December: 65.8°F
Maximum sea water temperature in December: 56.8°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 63.6°F. The highest and lowest sea temperatures during the month were 64.6°F and 62.8°F.

Monthly sea water temperature in Long Beach, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.3°F 78.3°F
West Palm Beach 79.1°F 78.4°F
Fort Lauderdale 78.8°F 77.6°F
Honolulu 78.7°F 78.3°F
Hawaii 78.6°F 78.3°F
Kauai 78.3°F 76.0°F
Maui 78.1°F 77.8°F
Miami Beach 77.7°F 75.9°F
Oahu 77.2°F 77.2°F
Islamorada 76.8°F 73.4°F
Key Largo 76.7°F 73.1°F
Key West 76.2°F 72.6°F
Miami 76.0°F 73.0°F
Everglades 74.0°F 69.7°F
Marco Island 72.0°F 68.0°F
Naples 71.6°F 67.7°F
South Padre Island 71.4°F 71.9°F
Sanibel Island 71.0°F 67.1°F
Cocoa Beach 69.5°F 66.6°F
Siesta Key 69.4°F 65.6°F

Best time for vacation in Long Beach

Sunniest months:
July 22 days
August 21 days
January 20 days
Warmest months:
August 79.5 °F
September 79.0 °F
July 77.4 °F
Warmest sea temp:
September 67.7 °F
August 67.1 °F
July 66.1 °F
Coldest months:
December 64.5 °F
January 64.6 °F
February 64.9 °F
Rainiest months:
February 2 days
March 2 days
January 2 days
Windiest months:
May 7.6 mph
April 7.5 mph
March 7.1 mph

Long Beach on a weather map

Long Beach
+55°F
E 11 mph
Feels like: +55°F
Precip.: 0%
Places in USA:
Name
°F
+39°F
+73°F
+73°F
+57°F
+55°F
+66°F
+72°F
+68°F
+32°F
+59°F
+50°F
+61°F
+61°F
+72°F
+41°F
24 Hours Forecast
Long Beach
Local time: 19:37
December 26, friday
2100
55°F
E
11 mph
December 27, saturday
0000
54°F
E
13 mph
0300
50°F
SE
11 mph
0600
52°F
SE
9 mph
0900
50°F
SE
4 mph
1200
52°F
N
0 mph
1500
52°F
N
2 mph
1800
52°F
N
4 mph
Units of measurement: °C / °F