Pack or skip
Beanie for Boston in April
Verdict
Pack it
Lows around 43°F — a beanie doubles the perceived warmth for zero grams.
Why
Boston in April averages highs of 58°F, lows of 43°F, 11 rainy days.
That climate means a beanie earns its space in the bag. Lows around 43°F — a beanie doubles the perceived warmth for zero grams.