The highest day temperature in January 2024 was 71°F. The lowest night temperature was 10°F. The average values for day and night temperatures during January were 38.3°F и 32.6°F respectivly.

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

Precipitation total in January for Bethesda is 1.2 in.

The average wind speed in January is 7.5 mph. It makes January one of the most windy months 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 January is 5.0 hours.