Juneau weather in September
Cool, with frequent heavy rain. Average highs of 14°C and lows of 9°C, with around 20 rainy days expected throughout the month.
While September isn't our top-rated month for Juneau, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
14°C
Average low
9°C
Rainy days
20 days
Best months to visit
Year-round
What to do in Juneau in September
Whatever the weather, Juneau rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
0C
Cold, with frequent heavy rain.
February
-1C
Cold, with regular rainfall.
March
2C
Cold, with regular rainfall.
April
6C
Cold, with regular rainfall.
May
12C
Cool, with some rainy days.
June
16C
Cool, with regular rainfall.
July
18C
Mild and comfortable, with regular rainfall.
August
17C
Cool, with frequent heavy rain.
September (you are here)
14C
Cool, with frequent heavy rain.
October
8C
Cold, with frequent heavy rain.
November
2C
Cold, with frequent heavy rain.
December
0C
Cold, with frequent heavy rain.
Book your September trip to Juneau
Find hotels, tours and experiences for the perfect escape.
