Pack or skip
Insect repellent for Tbilisi in October
Verdict
Pack it
Warm (68°F) plus 10 rainy days = mosquito conditions.
Why
Tbilisi in October averages highs of 68°F, lows of 50°F, 10 rainy days.
That climate means insect repellent earns its space in the bag. Warm (68°F) plus 10 rainy days = mosquito conditions.