The highest day temperature in March 2026 was 79°F. The lowest night temperature was 16°F. The average values for day and night temperatures during March were 48.1°F и 36.5°F respectivly.

The average sea surface temperature in March 2026 for Fire Island was 37.1°F. The maximum and minimum values were 32.6°F and 41.2°F respectively.

You can expect various weather conditions during March. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in March for Fire Island is 1.3 in.

The average wind speed in March is 11.7 mph. It makes March the most windy month of the year for Fire Island.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Fire Island in March is 6.4 hours.