Pack or skip
Packable down jacket for Juneau in March
Verdict
Pack it
Lows around 29°F — the packable puffer covers 90% of layering needs.
Why
Juneau in March averages highs of 41°F, lows of 29°F, 17 rainy days.
That climate means a packable down jacket earns its space in the bag. Lows around 29°F — the packable puffer covers 90% of layering needs.