Pack or skip
Packable down jacket for Vienna in December
Verdict
Pack it
Lows around 30°F — the packable puffer covers 90% of layering needs.
Why
Vienna in December averages highs of 39°F, lows of 30°F, 11 rainy days.
That climate means a packable down jacket earns its space in the bag. Lows around 30°F — the packable puffer covers 90% of layering needs.