The highest day temperature in March 2025 was 57°F. The lowest night temperature was 19°F. The average values for day and night temperatures during March were 43.7°F и 36.9°F respectivly.

The average sea surface temperature in March 2025 for Chatham was 38.2°F. The maximum and minimum values were 36.0°F and 40.8°F respectively.

Most of the days in March are gloomy but you can also expect sunny days.

Precipitation total in March for Chatham is 0.9 in.

The average wind speed in March is 14.7 mph. It makes March one of the most windy months of the year for Chatham.

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 Chatham in March is 5.6 hours.