The highest day temperature in March 2026 was 57°F. The lowest night temperature was 15°F. The average values for day and night temperatures during March were 43.5°F и 35.1°F respectivly.

The average sea surface temperature in March 2026 for Edgartown was 37.0°F. The maximum and minimum values were 32.0°F and 40.8°F respectively.

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

Precipitation total in March for Edgartown is 1.1 in.

The average wind speed in March is 14.5 mph. It makes March one of the most windy months of the year for Edgartown.

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 Edgartown in March is 6.0 hours.