The highest day temperature in March 2026 was 88°F. The lowest night temperature was 23°F. The average values for day and night temperatures during March were 59.3°F и 44.8°F respectivly.

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

Precipitation total in March for Bethesda is 0.9 in. It makes march one of the least rainy months of the year.

The average wind speed in March is 8.4 mph. It makes March the most windy month of the year for Bethesda.

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 Bethesda in March is 6.9 hours.