Mosquito season in Accomack County, VA: when it starts and ends
Mosquito months in Accomack County
In a normal year mosquito season in Accomack County, VA starts around March 25 and ends around November 17, about 34 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Accomack 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 17.
- No West Nile cases since 2016, so bites in Accomack County are a nuisance; check window screens.
Accomack County against the rest of VA
Accomack County has the 21st longest season of 133 VA counties, at 237 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 58.6°F.
- Chesterfield County: March 22 to November 15 (238 days, 1 WNV)
- Northampton County: March 26 to November 19 (238 days, 0 WNV)
- Henrico County: March 22 to November 13 (236 days, 6 WNV)
- Middlesex County: March 23 to November 14 (236 days, 0 WNV)
West Nile in Accomack County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Accomack County (1 neuroinvasive) across 1 year. The worst was 2004 with 1; the latest was 2004.
See how the dates are worked out, and when the season starts across the US.