The highest day temperature in March 2025 was 60°F. The lowest night temperature was 29°F. The average values for day and night temperatures during March were 48.3°F и 42.5°F respectivly.

The average sea surface temperature in March 2025 for Bellingham was 45.6°F. The maximum and minimum values were 45.0°F and 47.0°F respectively.

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

Precipitation total in March for Bellingham is 1.6 in.

The average wind speed in March is 4.3 mph. This value is relatively stable throughout the year.

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 Bellingham in March is 3.7 hours.