Mosquito season in Floyd County, VA: when it starts and ends

Mosquito months in Floyd County

In a normal year mosquito season in Floyd County, VA starts around April 20 and ends around October 20, about 26 weeks.

1. Jan
2. Feb
3. Mar
4. Apr
5. May
6. Jun
7. Jul
8. Aug
9. Sep
10. Oct
11. Nov
12. Dec

What to do in Floyd County, and when

• Start tipping out standing water weekly by April 6.
• Book any yard treatment for mid April, ahead of the July peak.
• Repellent can go away after October 20.
• No West Nile cases since 2016, so bites in Floyd County are a nuisance; check window screens.

Floyd County against the rest of VA

Floyd County has the 132nd longest season of 133 VA counties, at 183 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 52°F.

• Bland County: April 16 to October 21 (188 days, 0 WNV)
• Bath County: April 15 to October 19 (186 days, 0 WNV)
• Highland County: April 26 to October 15 (172 days, 0 WNV)

West Nile in Floyd County

CDC ArboNET lists no human West Nile cases for Floyd County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 1 of those years.

See how the dates are worked out, and when the season starts across the US.