Mosquito season in Hancock County, KY: when it starts and ends
Mosquito months in Hancock County
In a normal year mosquito season in Hancock County, KY starts around March 28 and ends around November 7, about 32 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Hancock County, and when
- Start tipping out standing water weekly by March 14.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 7.
- No West Nile cases since 2016, so bites in Hancock County are a nuisance; check window screens.
Hancock County against the rest of KY
Hancock County has the 22nd longest season of 120 KY counties, at 224 days against 249 in Lyon County and 180 in Shelby County. Its mean temperature is 56.7°F.
- Todd County: March 25 to November 6 (226 days, 0 WNV)
- Union County: March 26 to November 5 (224 days, 0 WNV)
- Barren County: March 28 to November 5 (222 days, 2 WNV)
- Logan County: March 29 to November 6 (222 days, 1 WNV)
West Nile in Hancock County
CDC ArboNET lists no human West Nile cases for Hancock County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
Background: when the season starts across the US; how the dates are worked out.