World Resorts USA Fire Island Weather

Fire Island Sea Temperature in April

Average sea water temperature in April:
+47.8°F
Minimum sea water temperature in April: 55.9°F
Maximum sea water temperature in April: 41.0°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 46.2°F. The highest and lowest sea temperatures during the month were 50.2°F and 43.5°F.

Monthly sea water temperature in Fire Island, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Cape Coral 77.2°F 76.3°F
Hilo 77.2°F 75.4°F
Naples 77.0°F 76.3°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
St. Petersburg 76.3°F 74.2°F
Sarasota 76.0°F 74.3°F
Siesta Key 75.7°F 74.3°F

Best time for vacation in Fire Island

Sunniest months:
November 16 days
September 15 days
October 14 days
Warmest months:
July 81.4 °F
August 79.7 °F
June 74.2 °F
Warmest sea temp:
July 76.8 °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
April 3 days
December 3 days
Windiest months:
March 11.7 mph
January 11.5 mph
November 11.5 mph

Fire Island on a weather map

Fire Island
+36°F
SW 11 mph
Feels like: +28°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+73°F
+73°F
+63°F
+57°F
+75°F
+75°F
+68°F
+36°F
+59°F
+52°F
+66°F
+68°F
+64°F
+41°F
24 Hours Forecast
Fire Island
Local time: 10:26
April 08, wednesday
1200
46°F
SW
7 mph
1500
50°F
NW
9 mph
1800
46°F
NW
6 mph
2100
37°F
N
9 mph
April 09, thursday
0000
36°F
NW
4 mph
0300
34°F
NW
4 mph
0600
34°F
NW
5 mph
0900
39°F
NW
6 mph
Units of measurement: °C / °F