Measurements:
°C
°F
CURRENT WEATHER
15:29
Fire Island
24°F
S 12 mph
Feels like: 10°F
Precip: 0%
World Resorts USA Fire Island Weather

7 Day Weather Forecast

12.22
sun
DAY
20°F
SE 11 mph
precip
0%
NIGHT
14°F
S 7 mph
precip
0%
12.23
mon
DAY
24°F
NE 3 mph
precip
0%
NIGHT
30°F
NE 12 mph
precip
0%
12.24
tue
DAY
34°F
E 9 mph
precip
0%
NIGHT
30°F
SW 6 mph
precip
0%
12.25
wed
DAY
32°F
SW 7 mph
precip
0%
NIGHT
34°F
W 6 mph
precip
0%
12.26
thu
DAY
36°F
SW 6 mph
precip
0%
NIGHT
34°F
SW 6 mph
precip
0%
12.27
fri
DAY
38°F
SW 7 mph
precip
0%
NIGHT
34°F
SW 5 mph
precip
0%
12.28
sat
DAY
38°F
W 3 mph
precip
0%
NIGHT
38°F
NW 4 mph
precip
0%

Fire Island Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Fire Island was 9.5°F. The maximum and minimum values were 8.1°F and 11.0°F respectively.

Fire Island on the Weather Map

Best Time to Visit Fire Island
The most sunny months:
November 16 days
September 15 days
July 13 days
The most warm months:
July 84.1 °F
August 82.8 °F
June 76.4 °F
Warmest sea temperature:
July 80.0 °F
August 79.4 °F
September 75.0 °F
The most cold months:
January 37.4 °F
February 37.8 °F
December 43.2 °F
The most rainy months:
March 4 days
April 4 days
February 3 days
The most windy months:
March 11 mph
December 11 mph
January 11 mph
more details