Mosquito season in Pike County, IN: when it starts and ends
Mosquito months in Pike County
In a normal year mosquito season in Pike County, IN starts around April 7 and ends around October 31, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Pike County, and when
- Start tipping out standing water weekly by March 24.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after October 31.
- No West Nile cases since 2016, so bites in Pike County are a nuisance; check window screens.
Pike County against the rest of IN
Pike County has the 26th longest season of 92 IN counties, at 207 days against 231 in Floyd County and 177 in Steuben County. Its mean temperature is 54.2°F.
- Decatur County: April 5 to October 29 (207 days, 0 WNV)
- Delaware County: April 6 to October 30 (207 days, 6 WNV)
- Jackson County: April 5 to October 28 (206 days, 0 WNV)
- Monroe County: April 5 to October 29 (206 days, 1 WNV)
West Nile in Pike County
CDC ArboNET lists no human West Nile cases for Pike County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 15 of those years.
See how the dates are worked out, and when mosquitoes go away for the winter.