Pack or skip
Winter coat for Tbilisi in December
Verdict
Pack it
Average lows dip to 34°F — a real winter coat, not a jacket.
Why
Tbilisi in December averages highs of 48°F, lows of 34°F, 10 rainy days.
That climate means a winter coat earns its space in the bag. Average lows dip to 34°F — a real winter coat, not a jacket.