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Helena
Average humidity
ClimateForecastNovemberDecember >>

Average humidity in Helena (MT)

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


  • On average, December is the most humid month, at 68.0%.
  • On average, July is the least humid month, at 46.0%.
  • The average annual percentage of humidity is 57%.

Forecast for Helena (MT)

Tue   Nov 26
5°C | -7°C
W 18 km/h
almost clear and no rain

almost clear and no rain

hourly forecast
Wed   Nov 27
3°C | -4°C
W 14 km/h
partly cloudy and no rain

partly cloudy and no rain

hourly forecast
Thu   Nov 28
3°C | -4°C
W 7 km/h
broken clouds and no rain

broken clouds and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

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