The highest day temperature in March 2025 was 57°F. The lowest night temperature was 10°F. The average values for day and night temperatures during March were 44.9°F и 33.6°F respectivly.

The average sea surface temperature in March 2025 for Boston was 37.9°F. The maximum and minimum values were 35.0°F and 41.0°F respectively.

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

Precipitation total in March for Boston is 2.7 in. It makes march one of the most rainy months of the year.

The average wind speed in March is 10.7 mph. It makes March one of the most windy months of the year for Boston.

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 Boston in March is 5.9 hours.