Mosquito season in Wilkin County, MN: when it starts and ends
Mosquito months in Wilkin County
In a normal year mosquito season in Wilkin County, MN starts around May 1 and ends around October 6, about 23 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Wilkin County, and when
- Start tipping out standing water weekly by April 17.
- Book any yard treatment for early May, ahead of the July peak.
- Repellent can go away after October 6.
- 6 West Nile cases since 2016 (last 2022): you should use repellent at dusk July to July, more so if over 60.
Wilkin County against the rest of MN
Wilkin County has the 51st longest season of 87 MN counties, at 158 days against 176 in Winona County and 118 in Cook County. Its mean temperature is 42.1°F.
- Pope County: May 1 to October 6 (158 days, 0 WNV)
- Stearns County: May 1 to October 7 (158 days, 12 WNV)
- Lincoln County: May 2 to October 7 (158 days, 2 WNV)
- Clay County: May 1 to October 5 (157 days, 30 WNV)
West Nile in Wilkin County
From 1999 to 2025, CDC ArboNET counted 14 human West Nile cases in Wilkin County (8 neuroinvasive) across 8 years. The worst was 2016 with 4; the latest was 2022.
See how the dates are worked out, and reading the West Nile counts.