ClimateForecastNovemberDecember >>

Average humidity in Sioux Falls (SD)

The mean monthly relative humidity over the year in Sioux Falls (South Dakota), the United States of America.


  • On average, December is the most humid month, at 75.0%.
  • On average, May is the least humid month, at 63.6%.
  • The average annual percentage of humidity is 69%.

Forecast for Sioux Falls (SD)

Wed   Nov 13
8°C | 3°C
NW 22 km/h
10 mm
broken clouds and rain

broken clouds and rain

Thu   Nov 14
12°C | 1°C
S 11 km/h
almost clear and no rain

almost clear and no rain

Fri   Nov 15
14°C | 1°C
SE 22 km/h
partly cloudy and no rain

partly cloudy and no rain

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