World Resorts USA Fire Island Weather

Fire Island Sea Temperature in January

Average sea water temperature in January:
+41.6°F
Minimum sea water temperature in January: 46.6°F
Maximum sea water temperature in January: 34.2°F

Daily sea water temperature in January, °F

Show year:
2026
2025
2024

The average sea water temperature in January of 2026 was 40.1°F. The highest and lowest sea temperatures during the month were 41.5°F and 36.3°F.

Monthly sea water temperature in Fire Island, °F

Which USA resorts have warmest sea in January?

Place name January 2026 January 2025
Honolulu 77.2°F 77.6°F
Hawaii 77.2°F 77.5°F
Maui 77.0°F 76.9°F
Kauai 77.0°F 75.0°F
West Palm Beach 76.6°F 75.5°F
Oahu 76.1°F 76.5°F
Miami Beach 74.0°F 73.1°F
Key West 72.5°F 70.3°F
Miami 71.2°F 70.7°F
Naples 67.7°F 64.7°F
Cocoa Beach 66.9°F 60.9°F
Sarasota 65.0°F 61.2°F
Orlando 64.8°F 59.8°F
Tampa 64.3°F 60.4°F
Daytona Beach 64.1°F 59.7°F
Fort Walton Beach 63.2°F 61.8°F
Destin 62.8°F 61.4°F
Santa Rosa Beach 62.4°F 61.1°F
Pensacola Beach 62.1°F 61.5°F
Santa Catalina Island 61.9°F 58.5°F

Best time for vacation in Fire Island

Sunniest months:
November 16 days
September 15 days
July 14 days
Warmest months:
July 82.0 °F
August 79.7 °F
June 75.4 °F
Warmest sea temp:
July 76.5 °F
August 76.1 °F
September 72.2 °F
Coldest months:
January 37.4 °F
February 38.2 °F
December 42.4 °F
Rainiest months:
March 3 days
December 3 days
April 3 days
Windiest months:
March 11.7 mph
January 11.5 mph
November 11.5 mph

Fire Island on a weather map

Fire Island
+81°F
W 2 mph
Feels like: +81°F
Precip.: 1%
Places in USA:
Name
°F
+75°F
+82°F
+81°F
+97°F
+84°F
+88°F
+75°F
+91°F
+84°F
+75°F
+64°F
+77°F
+84°F
+95°F
+77°F
24 Hours Forecast
Fire Island
Local time: 19:20
August 15, saturday
2100
75°F
N
2 mph
August 16, sunday
0000
73°F
NE
4 mph
0300
72°F
E
3 mph
0600
70°F
S
2 mph
0900
77°F
N
2 mph
1200
81°F
N
9 mph
1500
79°F
N
12 mph
1800
75°F
N
12 mph
Units of measurement: °C / °F