Mosquito season in Bristol city, VA: when it starts and ends
Mosquito months in Bristol city
In a normal year mosquito season in Bristol city, VA starts around April 7 and ends around November 1, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Bristol city, and when
- Start tipping out standing water weekly by March 24.
- 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 Bristol city are a nuisance; check window screens.
Bristol city against the rest of VA
Bristol city has the 89th longest season of 133 VA counties, at 208 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 54.9°F.
- Fairfax city: April 6 to November 1 (209 days, 0 WNV)
- Waynesboro city: April 5 to October 30 (208 days, 1 WNV)
- Augusta County: April 6 to October 30 (207 days, 0 WNV)
- Staunton city: April 6 to October 30 (207 days, 0 WNV)
West Nile in Bristol city
CDC ArboNET lists no human West Nile cases for Bristol city from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
More: how the dates are worked out · when the season starts across the US.