The highest day temperature in March 2026 was 67°F. The lowest night temperature was 2°F. The average values for day and night temperatures during March were 41.4°F и 29.0°F respectivly.

The average sea surface temperature in March 2026 for Brunswick was 34.9°F. The maximum and minimum values were 32.0°F and 37.2°F respectively.

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

Precipitation total in March for Brunswick is 1.0 in.

The average wind speed in March is 8.6 mph. It makes March one of the most windy months of the year for Brunswick.

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 Brunswick in March is 5.8 hours.