Mosquito season in Charlton County, GA: when it starts and ends

Mosquito months in Charlton County

In a normal year mosquito season in Charlton County, GA starts around February 3 and ends around December 30, about 47 weeks.

What to do in Charlton County, and when

Start tipping out standing water weekly by January 20.
Book any yard treatment for early February, ahead of the July peak.
Repellent can go away after December 30.
No West Nile cases since 2016, so bites in Charlton County are a nuisance; check window screens.

Charlton County against the rest of GA

Charlton County has the 4th longest season of 159 GA counties, at 330 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 70.2°F.

McIntosh County: February 3 to January 3 (334 days, 0 WNV)
Candler County: February 12 to January 10 (332 days, 1 WNV)
Effingham County: February 13 to January 9 (330 days, 0 WNV)
Atkinson County: February 15 to January 11 (330 days, 0 WNV)

West Nile in Charlton County

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

More: how the dates are worked out · where mosquitoes never stop.