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The Weather Channel

These cities are the biggest mosquito hotspots this summer

The Weather Channel · New
The Weather Channel
The Weather Channel
New

Summer season is also mosquito season and some cities see more of the biting pests than others. So every year, the pest control company Orkin releases its list of the biggest mosquito hotspots, based on where they’re getting the most calls for mosquito treatment. The cities making their top 5 in 2025 might surprise you.

Breakdown
  • Detroit appears in Orkin's top five mosquito hotspots for the first time. 8s
  • A warmer and wetter spring may have contributed to Detroit's ranking. 12s
  • New York is ranked third, with West Nile virus found in all boroughs last year. 25s
  • Chicago is the second most affected city for mosquito activity. 34s
  • Los Angeles remains the top mosquito hotspot for the fourth consecutive year. 47s
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