Mosquito season in Gilmer County, GA: when it starts and ends
Mosquito months in Gilmer County
In a normal year mosquito season in Gilmer County, GA starts around March 17 and ends around November 12, about 34 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Gilmer County, and when
- Start tipping out standing water weekly by March 3.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 12.
- No West Nile cases since 2016, so bites in Gilmer County are a nuisance; check window screens.
Gilmer County against the rest of GA
Gilmer County has the 142nd longest season of 159 GA counties, at 240 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 58.3°F.
- Gordon County: March 19 to November 15 (241 days, 0 WNV)
- Whitfield County: March 19 to November 15 (241 days, 4 WNV)
- Forsyth County: March 20 to November 15 (240 days, 2 WNV)
- Murray County: March 19 to November 13 (239 days, 0 WNV)
West Nile in Gilmer County
CDC ArboNET lists no human West Nile cases for Gilmer County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
More: how the dates are worked out · when mosquitoes go away for the winter.