Mosquito season in Perry County, TN: when it starts and ends
Mosquito months in Perry County
In a normal year mosquito season in Perry County, TN starts around April 1 and ends around November 3, about 31 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Perry County, and when
- Start tipping out standing water weekly by March 18.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 3.
- No West Nile cases since 2016, so bites in Perry County are a nuisance; check window screens.
Perry County against the rest of TN
Perry County has the 65th longest season of 95 TN counties, at 216 days against 252 in Hamilton County and 186 in Carter County. Its mean temperature is 58.5°F.
- Clay County: April 1 to November 3 (216 days, 0 WNV)
- Overton County: April 1 to November 3 (216 days, 0 WNV)
- Putnam County: April 1 to November 3 (216 days, 0 WNV)
- Sevier County: April 2 to November 4 (216 days, 2 WNV)
West Nile in Perry County
CDC ArboNET lists no human West Nile cases for Perry County from 1999 to 2025.
More: how the dates are worked out · when mosquitoes go away for the winter.