Mosquito season in Lee County, KY: when it starts and ends
Mosquito months in Lee County
In a normal year mosquito season in Lee County, KY starts around March 31 and ends around November 3, about 31 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lee County, and when
- Start tipping out standing water weekly by March 17.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 3.
- No West Nile cases since 2016, so bites in Lee County are a nuisance; check window screens.
Lee County against the rest of KY
Lee County has the 39th longest season of 120 KY counties, at 217 days against 249 in Lyon County and 180 in Shelby County. Its mean temperature is 55.3°F.
- Boyd County: March 31 to November 3 (217 days, 1 WNV)
- Clinton County: March 31 to November 3 (217 days, 0 WNV)
- Owen County: March 31 to November 3 (217 days, 0 WNV)
- Woodford County: March 31 to November 3 (217 days, 1 WNV)
West Nile in Lee County
CDC ArboNET lists no human West Nile cases for Lee County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 1 of those years.
More: how the dates are worked out · when mosquitoes go away for the winter.