Mosquito season in Wayne County, NY: when it starts and ends
Mosquito months in Wayne County
In a normal year mosquito season in Wayne County, NY starts around April 30 and ends around October 14, about 24 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Wayne County, and when
- Start tipping out standing water weekly by April 16.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 14.
- 1 West Nile case since 2016 (last 2024): you should use repellent at dusk July, more so if over 60.
Wayne County against the rest of NY
Wayne County has the 35th longest season of 62 NY counties, at 167 days against 218 in New York County and 125 in Franklin County. Its mean temperature is 46.9°F.
- Albany County: April 27 to October 12 (168 days, 4 WNV)
- Rensselaer County: April 29 to October 12 (167 days, 1 WNV)
- Schoharie County: April 30 to October 12 (165 days, 0 WNV)
- Tompkins County: May 1 to October 12 (164 days, 1 WNV)
West Nile in Wayne County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Wayne County (2 neuroinvasive) across 3 years. The worst was 2024 with 1; the latest was 2024.
Background: when the season starts across the US; how the dates are worked out.