Average monthly wind speed in Juneau (AK)

Here you can view the typical wind conditions throughout the year in Juneau, (Alaska), the United States of America.

Throughout the year, wind speeds in Juneau average from 3 m/s (6 knots) and increase to 4 m/s (8 knots).

With an average wind speed of 3 m/s (6 knots) in July and August, it experiences a fair and typical breeze. However, conditions can vary between days, and stronger winds may occasionally occur. On a day with 3 m/s (6 knots), leaves and small twigs are constantly in motion, and a flag would be clearly waving. This translates to roughly 11 km/h or 6.7 mph. Most days are suitable for spending time outdoors.

Wind speeds reach an average of 4 m/s (8 knots) in January, February, March, April, May, June, September, October, November and December; this is the windiest time of the year. This means that on some days, the air is a strong breeze. There may still be stronger gusts or calmer moments, but windy conditions are the norm during this month.

For more detailed information about Juneau’s weather, including monthly rainfall, sunshine hours, and humidity levels, visit our Juneau climate page.