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Average humidity in Duluth (MN)

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


  • On average, September is the most humid month, at 76.0%.
  • On average, May is the least humid month, at 63.0%.
  • The average annual percentage of humidity is 71%.

Forecast for Duluth (MN)

Sat   Nov 02
10°C | 1°C
SW 18 km/h
1.5 mm
almost clear and no rain

almost clear and no rain

Sun   Nov 03
9°C | 4°C
E 22 km/h
7 mm
overcast and heavy rain

overcast and heavy rain

Mon   Nov 04
13°C | 6°C
NW 22 km/h
3 mm
broken clouds and rain

broken clouds and rain

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