Mosquito season in Mathews County, VA: when it starts and ends
Mosquito months in Mathews County
In a normal year mosquito season in Mathews County, VA starts around March 27 and ends around November 15, about 33 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Mathews County, and when
- Start tipping out standing water weekly by March 13.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 15.
- 1 West Nile case since 2016 (last 2022): you should use repellent at dusk June to September, more so if over 60.
Mathews County against the rest of VA
Mathews County has the 29th longest season of 133 VA counties, at 233 days against 257 in Norfolk city and 172 in Highland County. Its mean temperature is 58.1°F.
- Gloucester County: March 26 to November 14 (234 days, 0 WNV)
- Surry County: March 26 to November 14 (233 days, 0 WNV)
- Mecklenburg County: March 24 to November 11 (232 days, 2 WNV)
- Southampton County: March 25 to November 12 (232 days, 0 WNV)
West Nile in Mathews County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Mathews County (1 neuroinvasive) across 2 years. The worst was 2022 with 1; the latest was 2022.
Background: when mosquitoes go away for the winter; how the dates are worked out.