Mosquito season in Logan County, NE: when it starts and ends
Mosquito months in Logan County
In a normal year mosquito season in Logan County, NE starts around April 26 and ends around October 12, about 24 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Logan County, and when
- Start tipping out standing water weekly by April 12.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 12.
- 1 West Nile case since 2016 (last 2020): you should use repellent at dusk July to August, more so if over 60.
Logan County against the rest of NE
Logan County has the 70th longest season of 93 NE counties, at 169 days against 200 in Richardson County and 127 in Sioux County. Its mean temperature is 48.2°F.
- Greeley County: April 25 to October 11 (169 days, 0 WNV)
- Furnas County: April 26 to October 12 (169 days, 3 WNV)
- Brown County: April 27 to October 13 (169 days, 1 WNV)
- Cheyenne County: April 27 to October 13 (169 days, 11 WNV)
West Nile in Logan County
From 1999 to 2025, CDC ArboNET counted 7 human West Nile cases in Logan County (2 neuroinvasive) across 3 years. The worst was 2003 with 5; the latest was 2020.
More: how the dates are worked out · when mosquitoes go away for the winter.