What to Wear in Juneau in September
For a September trip to Juneau, pack for cool, rainy autumn weather with temperatures between 46°F and 58°F, and prioritize a full set of waterproof gear for navigating the wet boardwalks and trails downtown. As the rainiest season peaks, a reliable rain jacket, rain pants, and waterproof boots are not optional. Layers like fleece and wool will keep you warm underneath your shell.
September in Juneau ushers in the moody, beautiful autumn season. The vibrant greens of summer give way to golden hues on the mountainsides, and a dusting of fresh snow—a phenomenon called "termination dust"—often appears on the highest peaks, signaling the end of summer. The city grows quieter as the peak tourist season winds down, offering a more peaceful experience for visitors. This month, along with October, is the peak of the rainy season. The most significant visitor pain point is underestimating just how much it can rain. A multi-day stretch of persistent, drizzly rain is common, and without proper gear, it can make outdoor sightseeing miserable. To enjoy the dramatic beauty of a stormy day over the Gastineau Channel or the misty atmosphere at the Mendenhall Glacier, you must be fully equipped to stay dry and comfortable.
Curated Looks
No outfits found for this style. Try a different filter.
Packing List
What to Pack for Juneau in September →
Other Months in Juneau
Frequently Asked Questions
What should I wear in Juneau in September?+
Your outer layer is the most critical: bring a high-quality waterproof jacket and waterproof pants. For warmth, layer a fleece jacket or a wool sweater over a long-sleeved shirt. Merino wool or synthetic base layers are ideal. A warm hat, gloves, and wool socks are essential as the autumn chill sets in.
Is September a good time to visit Juneau?+
September is a fantastic time to visit for travelers who appreciate dramatic landscapes and fewer crowds. The autumn colors are beautiful, and you may find better deals on lodging and tours. You must, however, be fully prepared for cool and very wet weather, as this is one of the rainiest months of the year.
What shoes should I wear in Juneau in September?+
Waterproof boots are mandatory in September. Whether you choose hiking boots for trails or more casual boots for town, they must be able to withstand constant rain and deep puddles. Keeping your feet dry is the first step to staying warm and comfortable during Juneau's wettest season.
How cold is it in Juneau in September?+
September sees a noticeable drop in temperature, with average highs of 58°F and lows around 46°F. The combination of cooler air and near-constant precipitation (on an average of 20 days) makes it feel brisk and chilly. Dressing warmly and staying dry are key.
What special items should I pack for Juneau in September?+
Pack a waterproof cover for your backpack and a waterproof case for your phone. Bring extra socks, as they can be difficult to dry out. Consider bringing a good book or games for cozy evenings indoors, as the weather might encourage you to relax inside after a day of exploring.