Mosquito season in Jackson County, NC: when it starts and ends
Mosquito months in Jackson County
In a normal year mosquito season in Jackson County, NC starts around April 5 and ends around November 1, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Jackson County, and when
- Start tipping out standing water weekly by March 22.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 1.
- 1 West Nile case since 2016 (last 2025): you should use repellent at dusk July to August, more so if over 60.
Jackson County against the rest of NC
Jackson County has the 88th longest season of 100 NC counties, at 210 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 55.4°F.
- Surry County: April 2 to November 1 (213 days, 0 WNV)
- Davie County: April 3 to November 2 (213 days, 0 WNV)
- Macon County: April 5 to November 1 (210 days, 0 WNV)
- Yancey County: April 6 to October 28 (205 days, 0 WNV)
West Nile in Jackson County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Jackson County (1 neuroinvasive) across 2 years. The worst was 2025 with 1; the latest was 2025.
Background: when mosquitoes go away for the winter; how the dates are worked out.