Pack or skip
Insect repellent for Boston in June
Verdict
Pack it
Warm (78°F) plus 10 rainy days = mosquito conditions.
Why
Boston in June averages highs of 78°F, lows of 62°F, 10 rainy days.
That climate means insect repellent earns its space in the bag. Warm (78°F) plus 10 rainy days = mosquito conditions.