Average humidity in Juneau (AK)

On this page you find more information about the monthly relative humidity over the year in Juneau (Alaska), the United States of America.

Juneau's humidity levels vary throughout the year. The highest levels occur in September, reaching 87% (very high), while the lowest is recorded in April at 76%.

Throughout the year, the average humidity in Juneau is 81%.

Humidity plays an important role in how temperatures are felt. During the warmest month, July, the maximum average temperature is around 14°C (57°F).

During the coldest month, January, the maximum average temperature is around -2°C (28°F). This period has high humidity. When winter temperatures are low and humidity is high, it can make the air feel even colder than it actually is. Check out our detailed temperature page for more information.