World Resorts USA Niagara Falls Weather

Niagara Falls Sea Temperature in December

Average sea water temperature in December:
+40.8°F
Minimum sea water temperature in December: 47.8°F
Maximum sea water temperature in December: 32.9°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 37.8°F. The highest and lowest sea temperatures during the month were 43.3°F and 32.9°F.

Monthly sea water temperature in Niagara Falls, °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
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
Islamorada 76.4°F 73.4°F
Key Largo 76.3°F 73.1°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
South Padre Island 71.8°F 71.9°F
Naples 71.5°F 67.7°F
Sanibel Island 70.9°F 67.1°F
Cocoa Beach 69.7°F 66.6°F
Siesta Key 69.3°F 65.6°F

Best time for vacation in Niagara Falls

Sunniest months:
September 14 days
August 12 days
July 12 days
Warmest months:
July 78.6 °F
August 77.3 °F
June 73.0 °F
Warmest sea temp:
August 72.7 °F
July 71.3 °F
September 69.4 °F
Coldest months:
January 29.8 °F
February 30.4 °F
December 35.9 °F
Rainiest months:
April 3 days
July 3 days
October 2 days
Windiest months:
November 11.3 mph
December 11.0 mph
February 10.9 mph

Niagara Falls on a weather map

Niagara Falls
+16°F
E 14 mph
Feels like: +5°F
Precip.: 0%
Places in USA:
Name
°F
+28°F
+72°F
+72°F
+48°F
+55°F
+46°F
+59°F
+66°F
+19°F
+61°F
+54°F
+46°F
+48°F
+63°F
+14°F
24 Hours Forecast
Niagara Falls
Local time: 06:56
January 02, friday
0900
16°F
E
12 mph
1200
19°F
E
15 mph
1500
21°F
E
15 mph
1800
21°F
E
16 mph
2100
19°F
E
14 mph
January 03, saturday
0000
19°F
E
12 mph
0300
19°F
E
12 mph
0600
18°F
E
12 mph
Units of measurement: °C / °F