World Resorts USA Washington Weather

Washington Sea Temperature in December

Average sea water temperature in December:
+46.3°F
Minimum sea water temperature in December: 55.8°F
Maximum sea water temperature in December: 37.2°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 52.3°F and 37.2°F.

Monthly sea water temperature in Washington, °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
Kahului 78.3°F 78.0°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
Key Largo 76.3°F 73.1°F
Hialeah 76.2°F 74.3°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
Naples 71.5°F 67.7°F
Cape Coral 71.2°F 67.8°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F

Best time for vacation in Washington

Sunniest months:
November 16 days
June 15 days
October 15 days
Warmest months:
July 89.1 °F
August 86.2 °F
June 83.0 °F
Warmest sea temp:
July 81.2 °F
August 79.9 °F
June 75.4 °F
Coldest months:
January 39.5 °F
February 43.8 °F
December 45.9 °F
Rainiest months:
August 5 days
May 5 days
June 5 days
Windiest months:
April 9.0 mph
March 9.0 mph
February 8.4 mph

Washington on a weather map

Washington
+57°F
SW 7 mph
Feels like: +54°F
Precip.: 0%
Places in USA:
Name
°F
+57°F
+75°F
+75°F
+61°F
+68°F
+88°F
+82°F
+72°F
+50°F
+66°F
+59°F
+82°F
+90°F
+88°F
+50°F
24 Hours Forecast
Washington
Local time: 15:37
April 26, sunday
1800
57°F
SW
7 mph
2100
54°F
SW
6 mph
April 27, monday
0000
48°F
SW
3 mph
0300
45°F
SW
3 mph
0600
45°F
SW
3 mph
0900
54°F
SW
3 mph
1200
63°F
W
5 mph
1500
66°F
W
7 mph
Units of measurement: °C / °F