Pack or skip
Insect repellent for Mexico City in October
Verdict
Pack it
Warm (72°F) plus 10 rainy days = mosquito conditions.
Why
Mexico City in October averages highs of 72°F, lows of 50°F, 10 rainy days.
That climate means insect repellent earns its space in the bag. Warm (72°F) plus 10 rainy days = mosquito conditions.