Mosquito season in Lincoln County, NE: when it starts and ends
Mosquito months in Lincoln County
In a normal year mosquito season in Lincoln County, NE starts around April 25 and ends around October 15, about 25 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lincoln County, and when
- Start tipping out standing water weekly by April 11.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 15.
- 30 West Nile cases since 2016: you should wear EPA-registered repellent at dusk July to August, and check NE spray notices.
Lincoln County against the rest of NE
Lincoln County has the 63rd longest season of 93 NE counties, at 173 days against 200 in Richardson County and 127 in Sioux County. Its mean temperature is 49.1°F.
- Perkins County: April 24 to October 15 (174 days, 11 WNV)
- Antelope County: April 23 to October 13 (173 days, 6 WNV)
- Loup County: April 25 to October 13 (171 days, 0 WNV)
- Boyd County: April 26 to October 14 (171 days, 1 WNV)
West Nile in Lincoln County
From 1999 to 2025, CDC ArboNET counted 247 human West Nile cases in Lincoln County (37 neuroinvasive) across 21 years. The worst was 2003 with 126; the latest was 2025.
See how the dates are worked out, and reading the West Nile counts.