Mosquito season in Elk County, KS: when it starts and ends
Mosquito months in Elk County
In a normal year mosquito season in Elk County, KS starts around April 4 and ends around November 1, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Elk County, and when
- Start tipping out standing water weekly by March 21.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 1.
- No West Nile cases since 2016, so bites in Elk County are a nuisance; check window screens.
Elk County against the rest of KS
Elk County has the 27th longest season of 105 KS counties, at 211 days against 227 in Cherokee County and 178 in Thomas County. Its mean temperature is 55.8°F.
- Geary County: April 2 to October 30 (211 days, 0 WNV)
- Miami County: April 3 to October 31 (211 days, 1 WNV)
- Labette County: April 4 to November 1 (211 days, 0 WNV)
- Kingman County: April 5 to October 31 (209 days, 4 WNV)
West Nile in Elk County
CDC ArboNET lists no human West Nile cases for Elk County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
See how the dates are worked out, and when mosquitoes go away for the winter.