Pack or skip
Winter coat for Indianapolis in March
Verdict
Pack it
Average lows dip to 33°F — a real winter coat, not a jacket.
Why
Indianapolis in March averages highs of 52°F, lows of 33°F, 12 rainy days.
That climate means a winter coat earns its space in the bag. Average lows dip to 33°F — a real winter coat, not a jacket.