Mosquito season in Hitchcock County, NE: when it starts and ends
Mosquito months in Hitchcock County
In a normal year mosquito season in Hitchcock County, NE starts around April 16 and ends around October 21, about 27 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Hitchcock County, and when
- Start tipping out standing water weekly by April 2.
- Book any yard treatment for mid April, ahead of the July peak.
- Repellent can go away after October 21.
- 3 West Nile cases since 2016 (last 2024): you should use repellent at dusk June to August, more so if over 60.
Hitchcock County against the rest of NE
Hitchcock County has the 23rd longest season of 93 NE counties, at 188 days against 200 in Richardson County and 127 in Sioux County. Its mean temperature is 51.9°F.
- Otoe County: April 16 to October 22 (189 days, 3 WNV)
- Nemaha County: April 15 to October 20 (188 days, 3 WNV)
- Polk County: April 16 to October 21 (188 days, 5 WNV)
- Johnson County: April 16 to October 20 (187 days, 0 WNV)
West Nile in Hitchcock County
From 1999 to 2025, CDC ArboNET counted 16 human West Nile cases in Hitchcock County (2 neuroinvasive) across 8 years. The worst was 2003 with 9; the latest was 2024.
See how the dates are worked out, and when the season starts across the US.