World Resorts USA Miami Weather

Miami Sea Temperature in December

Average sea water temperature in December:
+76.5°F
Minimum sea water temperature in December: 79.9°F
Maximum sea water temperature in December: 69.6°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 76.0°F. The highest and lowest sea temperatures during the month were 78.1°F and 74.7°F.

Monthly sea water temperature in Miami, °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 79.1°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 78.3°F 76.0°F
Maui 78.2°F 77.8°F
Miami Beach 77.7°F 75.9°F
Oahu 77.2°F 77.2°F
Islamorada 76.9°F 73.4°F
Key Largo 76.7°F 73.1°F
Key West 76.3°F 72.6°F
Miami 76.0°F 73.0°F
Everglades 74.1°F 69.7°F
Marco Island 72.1°F 68.0°F
Naples 71.6°F 67.7°F
Cape Coral 71.4°F 67.8°F
South Padre Island 71.4°F 71.9°F
Sanibel Island 71.1°F 67.1°F
Cocoa Beach 69.5°F 66.6°F

Best time for vacation in Miami

Sunniest months:
March 12 days
April 12 days
May 11 days
Warmest months:
August 89.5 °F
July 89.3 °F
September 87.7 °F
Warmest sea temp:
August 86.6 °F
July 86.0 °F
September 85.5 °F
Coldest months:
January 73.5 °F
February 76.7 °F
December 77.0 °F
Rainiest months:
July 11 days
June 10 days
August 10 days
Windiest months:
April 11.6 mph
March 11.6 mph
November 11.5 mph

Miami on a weather map

Miami
+68°F
SW 7 mph
Feels like: +68°F
Precip.: 100%
Places in USA:
Name
°F
+36°F
+73°F
+73°F
+55°F
+59°F
+68°F
+72°F
+66°F
+28°F
+63°F
+54°F
+59°F
+57°F
+68°F
+39°F
24 Hours Forecast
Miami
Local time: 03:47
December 25, thursday
0600
66°F
S
6 mph
0900
72°F
S
7 mph
1200
73°F
SW
11 mph
1500
75°F
SW
10 mph
1800
77°F
W
7 mph
2100
75°F
SW
7 mph
December 26, friday
0000
73°F
S
6 mph
0300
70°F
S
6 mph

Best place for vacation:

Units of measurement: °C / °F