Mosquito season in Parke County, IN: when it starts and ends
Mosquito months in Parke County
In a normal year mosquito season in Parke County, IN starts around April 18 and ends around October 22, about 27 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Parke County, and when
- Start tipping out standing water weekly by April 4.
- Book any yard treatment for mid April, ahead of the July peak.
- Repellent can go away after October 22.
- No West Nile cases since 2016, so bites in Parke County are a nuisance; check window screens.
Parke County against the rest of IN
Parke County has the 83rd longest season of 92 IN counties, at 187 days against 231 in Floyd County and 177 in Steuben County. Its mean temperature is 52°F.
- Starke County: April 17 to October 21 (187 days, 0 WNV)
- Lake County: April 18 to October 22 (187 days, 21 WNV)
- Vermillion County: April 18 to October 22 (187 days, 0 WNV)
- Marshall County: April 18 to October 22 (186 days, 1 WNV)
West Nile in Parke County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Parke County (0 neuroinvasive) across 2 years. The worst was 2002 with 2; the latest was 2012.
Background: when mosquitoes go away for the winter; how the dates are worked out.