Mosquito season in Surry County, NC: when it starts and ends

Mosquito months in Surry County

In a normal year mosquito season in Surry County, NC starts around April 2 and ends around November 1, about 30 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 Surry County, and when

• Start tipping out standing water weekly by March 19.
• 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 Surry County are a nuisance; check window screens.

Surry County against the rest of NC

Surry County has the 86th longest season of 100 NC counties, at 213 days against 292 in Carteret County and 176 in Ashe County. Its mean temperature is 55.6°F.

• Iredell County: April 3 to November 3 (214 days, 0 WNV)
• Yadkin County: April 3 to November 3 (214 days, 0 WNV)
• Davie County: April 3 to November 2 (213 days, 0 WNV)
• Jackson County: April 5 to November 1 (210 days, 1 WNV)

West Nile in Surry County

CDC ArboNET lists no human West Nile cases for Surry County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 4 of those years.

See how the dates are worked out, and when mosquitoes go away for the winter.