Mosquito season in Scott County, VA: when it starts and ends
Mosquito months in Scott County
In a normal year mosquito season in Scott County, VA starts around April 4 and ends around November 1, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Scott County, and when
- Start tipping out standing water weekly by March 21.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 1.
- No West Nile cases since 2016, so bites in Scott County are a nuisance; check window screens.
Scott County against the rest of VA
Scott County has the 80th longest season of 133 VA counties, at 211 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 55.1°F.
- Patrick County: April 5 to November 4 (213 days, 0 WNV)
- Madison County: April 3 to November 1 (212 days, 0 WNV)
- Warren County: April 4 to November 1 (211 days, 3 WNV)
- Loudoun County: April 4 to November 1 (210 days, 5 WNV)
West Nile in Scott County
CDC ArboNET lists no human West Nile cases for Scott County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
Background: when mosquitoes go away for the winter; how the dates are worked out.