World Resorts USA Monterey Weather

Monterey Sea Temperature in December

Average sea water temperature in December:
+56.0°F
Minimum sea water temperature in December: 61.2°F
Maximum sea water temperature in December: 51.6°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 57.7°F. The highest and lowest sea temperatures during the month were 60.1°F and 56.5°F.

Monthly sea water temperature in Monterey, °F

Which USA resorts have warmest sea in December?

Place name December 2025 December 2024
Kailua Kona 79.4°F 78.3°F
Fort Lauderdale 79.2°F 77.6°F
Honolulu 78.8°F 78.3°F
Hawaii 78.7°F 78.3°F
Kauai 78.7°F 76.0°F
Maui 78.2°F 77.8°F
Miami Beach 78.0°F 75.9°F
Islamorada 77.6°F 73.4°F
Key Largo 77.5°F 73.1°F
Oahu 77.5°F 77.2°F
Key West 77.0°F 72.6°F
Miami 76.4°F 73.0°F
Everglades 75.1°F 69.7°F
South Padre Island 72.3°F 71.9°F
Naples 72.2°F 67.7°F
Cape Coral 72.2°F 67.8°F
Siesta Key 70.2°F 65.6°F
Sarasota 70.1°F 65.6°F
Cocoa Beach 70.0°F 66.6°F
Tampa 68.9°F 65.5°F

Best time for vacation in Monterey

Sunniest months:
June 18 days
May 17 days
July 17 days
Warmest months:
September 66.4 °F
August 66.4 °F
October 65.1 °F
Warmest sea temp:
September 59.6 °F
August 59.0 °F
October 58.9 °F
Coldest months:
December 56.8 °F
February 57.0 °F
March 57.2 °F
Rainiest months:
December 4 days
March 4 days
February 3 days
Windiest months:
May 8.4 mph
April 8.3 mph
March 8.3 mph

Monterey on a weather map

Monterey
+50°F
SW 5 mph
Feels like: +48°F
Precip.: 0%
Places in USA:
Name
°F
+25°F
+75°F
+75°F
+46°F
+54°F
+68°F
+72°F
+70°F
+23°F
+54°F
+46°F
+54°F
+52°F
+43°F
+18°F
24 Hours Forecast
Monterey
Local time: 06:16
December 16, tuesday
0900
52°F
SW
4 mph
1200
63°F
S
6 mph
1500
63°F
SE
6 mph
1800
59°F
SE
2 mph
2100
57°F
SW
1 mph
December 17, wednesday
0000
57°F
SW
3 mph
0300
55°F
W
3 mph
0600
55°F
S
2 mph
Units of measurement: °C / °F