Mosquito season in Dawson County, GA: when it starts and ends
Mosquito months in Dawson County
In a normal year mosquito season in Dawson County, GA starts around March 17 and ends around November 15, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Dawson 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 15.
- 1 West Nile case since 2016 (last 2018): you should use repellent at dusk June to September, more so if over 60.
Dawson County against the rest of GA
Dawson County has the 127th longest season of 159 GA counties, at 243 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 59.1°F.
- Polk County: March 16 to November 15 (244 days, 1 WNV)
- Oglethorpe County: March 18 to November 17 (244 days, 0 WNV)
- Marion County: March 17 to November 15 (243 days, 0 WNV)
- Talbot County: March 17 to November 15 (243 days, 0 WNV)
West Nile in Dawson County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Dawson County (1 neuroinvasive) across 2 years. The worst was 2018 with 1; the latest was 2018.
See how the dates are worked out, and when mosquitoes go away for the winter.