Pack or skip
Insect repellent for Zurich in May
Verdict
Pack it
Warm (66°F) plus 12 rainy days = mosquito conditions.
Why
Zurich in May averages highs of 66°F, lows of 48°F, 12 rainy days.
That climate means insect repellent earns its space in the bag. Warm (66°F) plus 12 rainy days = mosquito conditions.