Pack or skip
Beanie for Milwaukee in October
Verdict
Pack it
Lows around 43°F — a beanie doubles the perceived warmth for zero grams.
Why
Milwaukee in October averages highs of 59°F, lows of 43°F, 9 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.