Pack or skip
Insect repellent for Denver in May
Verdict
Pack it
Warm (70°F) plus 10 rainy days = mosquito conditions.
Why
Denver in May averages highs of 70°F, lows of 44°F, 10 rainy days.
That climate means insect repellent earns its space in the bag. Warm (70°F) plus 10 rainy days = mosquito conditions.