Pack or skip
Winter coat for Chicago in August
Verdict
Skip it
Lows stay near 65°F — a coat is overkill.
Why
Chicago in August averages highs of 82°F, lows of 65°F, 9 rainy days.
That climate means a winter coat isn't pulling its weight. Lows stay near 65°F — a coat is overkill.
What to bring instead
Consider packable down jacket instead →
See the pack-or-skip verdict for packable down jacket in Chicago in August.