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

Mosquito months in Chattooga County

In a normal year mosquito season in Chattooga County, GA starts around March 27 and ends around November 7, about 32 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 Chattooga 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 7.
• No West Nile cases since 2016, so bites in Chattooga County are a nuisance; check window screens.

Chattooga County against the rest of GA

Chattooga County has the 151st longest season of 159 GA counties, at 225 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 59.9°F.

• Elbert County: March 24 to November 10 (231 days, 0 WNV)
• White County: March 27 to November 9 (227 days, 0 WNV)
• Rabun County: March 28 to November 8 (225 days, 0 WNV)
• Catoosa County: March 27 to November 6 (224 days, 1 WNV)

West Nile in Chattooga County

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

More: how the dates are worked out · when mosquitoes go away for the winter.