Mosquito season in Huron County, OH: when it starts and ends
Mosquito months in Huron County
In a normal year mosquito season in Huron County, OH starts around April 19 and ends around October 23, about 27 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Huron County, and when
- Start tipping out standing water weekly by April 5.
- Book any yard treatment for mid April, ahead of the July peak.
- Repellent can go away after October 23.
- 1 West Nile case since 2016 (last 2017): you should use repellent at dusk July to August, more so if over 60.
Huron County against the rest of OH
Huron County has the 68th longest season of 88 OH counties, at 187 days against 209 in Gallia County and 177 in Ashtabula County. Its mean temperature is 50.4°F.
- Defiance County: April 17 to October 21 (187 days, 2 WNV)
- Wyandot County: April 18 to October 22 (187 days, 2 WNV)
- Perry County: April 19 to October 22 (186 days, 1 WNV)
- Tuscarawas County: April 21 to October 24 (186 days, 1 WNV)
West Nile in Huron County
From 1999 to 2025, CDC ArboNET counted 5 human West Nile cases in Huron County (2 neuroinvasive) across 5 years. The worst was 2017 with 1; the latest was 2017.
More: how the dates are worked out · when the season starts across the US.