Mosquito season in Menominee County, MI: when it starts and ends
Mosquito months in Menominee County
In a normal year mosquito season in Menominee County, MI starts around May 10 and ends around October 6, about 21 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Menominee County, and when
- Start tipping out standing water weekly by April 26.
- Book any yard treatment for early May, ahead of the July peak.
- Repellent can go away after October 6.
- 1 West Nile case since 2016 (last 2017): you should use repellent at dusk July, more so if over 60.
Menominee County against the rest of MI
Menominee County has the 64th longest season of 83 MI counties, at 149 days against 189 in Allegan County and 124 in Iron County. Its mean temperature is 42.9°F.
- Ontonagon County: May 10 to October 7 (150 days, 1 WNV)
- Emmet County: May 10 to October 7 (149 days, 2 WNV)
- Crawford County: May 10 to October 5 (148 days, 0 WNV)
- Missaukee County: May 10 to October 5 (148 days, 0 WNV)
West Nile in Menominee County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Menominee County (1 neuroinvasive) across 1 year. The worst was 2017 with 1; the latest was 2017.
Background: when the season starts across the US; how the dates are worked out.