Mosquito season in Whitfield County, GA: when it starts and ends
Mosquito months in Whitfield County
In a normal year mosquito season in Whitfield County, GA starts around March 19 and ends around November 15, about 34 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Whitfield County, and when
- Start tipping out standing water weekly by March 5.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 15.
- 4 West Nile cases since 2016 (last 2025): you should use repellent at dusk June to September, more so if over 60.
Whitfield County against the rest of GA
Whitfield County has the 141st longest season of 159 GA counties, at 241 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 60.6°F.
- Floyd County: March 18 to November 14 (241 days, 2 WNV)
- Gordon County: March 19 to November 15 (241 days, 0 WNV)
- Gilmer County: March 17 to November 12 (240 days, 0 WNV)
- Forsyth County: March 20 to November 15 (240 days, 2 WNV)
West Nile in Whitfield County
From 1999 to 2025, CDC ArboNET counted 6 human West Nile cases in Whitfield County (5 neuroinvasive) across 5 years. The worst was 2017 with 2; the latest was 2025.
More: how the dates are worked out · reading the West Nile counts.