Mosquito season in Sussex County, VA: when it starts and ends
Mosquito months in Sussex County
In a normal year mosquito season in Sussex County, VA starts around March 29 and ends around November 8, about 32 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Sussex County, and when
- Start tipping out standing water weekly by March 15.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 8.
- No West Nile cases since 2016, so bites in Sussex County are a nuisance; check window screens.
Sussex County against the rest of VA
Sussex County has the 51st longest season of 133 VA counties, at 224 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 58.5°F.
- Bedford County: March 29 to November 8 (224 days, 1 WNV)
- Dinwiddie County: March 29 to November 8 (224 days, 0 WNV)
- Albemarle County: March 28 to November 7 (223 days, 0 WNV)
- Appomattox County: March 28 to November 6 (223 days, 0 WNV)
West Nile in Sussex County
CDC ArboNET lists no human West Nile cases for Sussex County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
See how the dates are worked out, and when mosquitoes go away for the winter.