Why Are Mosquitoes Worse in Korea in Autumn?
Summer is over. The nights are cooler, the humidity feels lower, and you may finally think Korea’s mosquito season has ended. Then, just as you open your hotel window or sit beside the Han River on a pleasant October evening, you hear that familiar buzzing sound. Many Koreans say: “Autumn mosquitoes are more dangerous.” You may also hear that autumn mosquitoes are bigger, stronger or more desperate to bite before winter arrives. But are mosquitoes in Korea really more aggressive in autumn? The short answer is not exactly . Their bites do not suddenly become more poisonous when September or October arrives. However, several weather and environmental conditions can make mosquitoes feel much worse in autumn than during the hottest part of summer. This article focuses on why mosquitoes remain active during Korea’s autumn and how travelers can protect themselves. If you are visiting Korea during the hotter months, read my broader summer survival guide as well: 👉 How to Survive th...