Mosquito season in Chowan County, NC: when it starts and ends
Mosquito months in Chowan County
In a normal year mosquito season in Chowan County, NC starts around March 9 and ends around November 30, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Chowan County, and when
- Start tipping out standing water weekly by February 23.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 30.
- No West Nile cases since 2016, so bites in Chowan County are a nuisance; check window screens.
Chowan County against the rest of NC
Chowan County has the 7th longest season of 100 NC counties, at 266 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 62°F.
- Brunswick County: March 7 to December 1 (269 days, 1 WNV)
- Scotland County: March 5 to November 27 (267 days, 0 WNV)
- Robeson County: March 6 to November 25 (264 days, 0 WNV)
- Martin County: March 7 to November 26 (264 days, 1 WNV)
West Nile in Chowan County
CDC ArboNET lists no human West Nile cases for Chowan County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 4 of those years.
See how the dates are worked out, and when the season starts across the US.