Mosquito season in Nash County, NC: when it starts and ends
Mosquito months in Nash County
In a normal year mosquito season in Nash County, NC starts around March 21 and ends around November 16, about 34 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Nash County, and when
- Start tipping out standing water weekly by March 7.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 16.
- No West Nile cases since 2016, so bites in Nash County are a nuisance; check window screens.
Nash County against the rest of NC
Nash County has the 47th longest season of 100 NC counties, at 240 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 60.6°F.
- Mecklenburg County: March 17 to November 14 (242 days, 18 WNV)
- Orange County: March 19 to November 14 (240 days, 1 WNV)
- Warren County: March 23 to November 17 (239 days, 0 WNV)
- Durham County: March 19 to November 12 (238 days, 4 WNV)
West Nile in Nash County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Nash County (1 neuroinvasive) across 1 year. The worst was 2013 with 1; the latest was 2013.
Background: when the season starts across the US; how the dates are worked out.