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Washington DC
Average humidity
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Average humidity in Washington DC

The mean monthly relative humidity over the year in Washington DC (), the United States of America.


  • On average, August is the most humid month, at 69.0%.
  • On average, March is the least humid month, at 58.0%.
  • The average annual percentage of humidity is 64%.

Forecast for Washington DC

Sat   Dec 07
6°C | -2°C
W 18 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Sun   Dec 08
15°C | 2°C
W 14 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Mon   Dec 09
11°C | 4°C
SW 14 km/h
1.6 mm
broken clouds and rain

broken clouds and rain

hourly forecast
5-Day Forecast 10-Day Forecast

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