Mosquito season in Rowan County, NC: when it starts and ends
Mosquito months in Rowan County
In a normal year mosquito season in Rowan County, NC starts around March 25 and ends around November 8, about 33 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Rowan County, and when
- Start tipping out standing water weekly by March 11.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 8.
- 1 West Nile case since 2016 (last 2025): you should use repellent at dusk June to September, more so if over 60.
Rowan County against the rest of NC
Rowan County has the 66th longest season of 100 NC counties, at 228 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 59°F.
- Caldwell County: March 25 to November 9 (229 days, 0 WNV)
- Hertford County: March 26 to November 10 (229 days, 1 WNV)
- Buncombe County: March 26 to November 8 (227 days, 4 WNV)
- Stokes County: March 27 to November 8 (226 days, 0 WNV)
West Nile in Rowan County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Rowan County (2 neuroinvasive) across 2 years. The worst was 2025 with 1; the latest was 2025.
More: how the dates are worked out · when mosquitoes go away for the winter.