World Resorts USA Monterey Weather

Monterey Sea Temperature in December

Average sea water temperature in December:
+56.1°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 57.9°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
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 77.3°F 77.2°F
Islamorada 77.0°F 73.4°F
Key Largo 76.9°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 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
+63°F
NW 12 mph
Feels like: +63°F
Precip.: 0%
Places in USA:
Name
°F
+39°F
+73°F
+73°F
+68°F
+61°F
+73°F
+77°F
+68°F
+37°F
+64°F
+57°F
+70°F
+70°F
+70°F
+39°F
24 Hours Forecast
Monterey
Local time: 18:50
December 23, tuesday
2100
63°F
NW
19 mph
December 24, wednesday
0000
59°F
NW
25 mph
0300
59°F
N
33 mph
0600
57°F
NE
21 mph
0900
55°F
N
9 mph
1200
59°F
NW
7 mph
1500
61°F
N
11 mph
1800
59°F
NW
14 mph
Units of measurement: °C / °F