Mosquito season in Hubbard County, MN: when it starts and ends
Mosquito months in Hubbard County
In a normal year mosquito season in Hubbard County, MN starts around May 6 and ends around October 1, about 21 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Hubbard County, and when
- Start tipping out standing water weekly by April 22.
- Book any yard treatment for early May, ahead of the July peak.
- Repellent can go away after October 1.
- No West Nile cases since 2016, so bites in Hubbard County are a nuisance; check window screens.
Hubbard County against the rest of MN
Hubbard County has the 72nd longest season of 87 MN counties, at 148 days against 176 in Winona County and 118 in Cook County. Its mean temperature is 40.3°F.
- Polk County: May 5 to October 2 (149 days, 15 WNV)
- Red Lake County: May 5 to October 2 (149 days, 1 WNV)
- Aitkin County: May 7 to October 2 (148 days, 1 WNV)
- Wadena County: May 7 to October 1 (148 days, 1 WNV)
West Nile in Hubbard County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Hubbard County (2 neuroinvasive) across 3 years. The worst was 2009 with 1; the latest was 2009.
Background: when the season starts across the US; how the dates are worked out.