Pack or skip
Winter coat for Juneau in December
Verdict
Pack it
Average lows dip to 25°F — a real winter coat, not a jacket.
Why
Juneau in December averages highs of 35°F, lows of 25°F, 20 rainy days.
That climate means a winter coat earns its space in the bag. Average lows dip to 25°F — a real winter coat, not a jacket.