Mosquito season in Cleveland County, NC: when it starts and ends
Mosquito months in Cleveland County
In a normal year mosquito season in Cleveland County, NC starts around March 31 and ends around November 2, about 31 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Cleveland County, and when
- Start tipping out standing water weekly by March 17.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 2.
- 1 West Nile case since 2016 (last 2024): you should use repellent at dusk June to September, more so if over 60.
Cleveland County against the rest of NC
Cleveland County has the 80th longest season of 100 NC counties, at 216 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 59.2°F.
- Graham County: March 31 to November 3 (217 days, 0 WNV)
- Vance County: April 1 to November 4 (217 days, 0 WNV)
- Henderson County: April 2 to November 3 (215 days, 0 WNV)
- Person County: April 2 to November 3 (215 days, 0 WNV)
West Nile in Cleveland County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Cleveland County (2 neuroinvasive) across 2 years. The worst was 2024 with 1; the latest was 2024.
Background: when the season starts across the US; how the dates are worked out.