Pack or skip
Insect repellent for Singapore in December
Verdict
Pack it
Warm (86°F) plus 19 rainy days = mosquito conditions.
Why
Singapore in December averages highs of 86°F, lows of 75°F, 19 rainy days.
That climate means insect repellent earns its space in the bag. Warm (86°F) plus 19 rainy days = mosquito conditions.