Pack or skip
Beanie for Chicago in January
Verdict
Pack it
Lows around 17°F — a beanie doubles the perceived warmth for zero grams.
Why
Chicago in January averages highs of 32°F, lows of 17°F, 11 rainy days.
That climate means a beanie earns its space in the bag. Lows around 17°F — a beanie doubles the perceived warmth for zero grams.