ClimateForecastMayJune >>

Average humidity in Rockville (MD)

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

* Data from: Washington DC, the United States of America (27 KM, 17 Miles).
  • 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 Rockville (MD)

Wed   May 08
29°C | 18°C
W 18 km/h
almost clear and no rain

almost clear and no rain

Thu   May 09
22°C | 13°C
SE 11 km/h
3.3 mm
overcast and rain

overcast and rain

Fri   May 10
16°C | 9°C
NE 7 km/h
6.9 mm
overcast and heavy rain

overcast and heavy rain

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