Pack or skip
Beanie for Bayside in December
Verdict
Pack it
Lows around 31°F — a beanie doubles the perceived warmth for zero grams.
Why
Bayside in December averages highs of 44°F, lows of 31°F, 10 rainy days.
That climate means a beanie earns its space in the bag. Lows around 31°F — a beanie doubles the perceived warmth for zero grams.