The highest day temperature in August 2023 was 97°F. The lowest night temperature was 64°F. The average values for day and night temperatures during August were 87.0°F и 72.1°F respectivly.

Most of the days in August are cloudy but you can also expect sunny or gloomy days.

Precipitation total in August for Bethesda is 2.3 in. It makes august the most rainy month of the year.

The average wind speed in August is 5.1 mph. It makes August one of the most windless 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 August is 7.5 hours.