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Average humidity in Juneau (AK)

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


  • On average, September is the most humid month, at 87.0%.
  • On average, May is the least humid month, at 76.0%.
  • The average annual percentage of humidity is 81%.

Forecast for Juneau (AK)

Fri   Nov 15
5°C | 3°C
E 36 km/h
19 mm
overcast and heavy rain

overcast and heavy rain

Sat   Nov 16
4°C | 2°C
E 18 km/h
9.7 mm
overcast and heavy rain

overcast and heavy rain

Sun   Nov 17
3°C | 0°C
SE 11 km/h
11 mm
overcast and heavy sleet

overcast and heavy sleet

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