Mosquito season in Douglas County, GA: when it starts and ends
Mosquito months in Douglas County
In a normal year mosquito season in Douglas County, GA starts around March 14 and ends around November 19, about 36 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Douglas County, and when
- Start tipping out standing water weekly by February 28.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 19.
- 2 West Nile cases since 2016 (last 2024): you should use repellent at dusk June to September, more so if over 60.
Douglas County against the rest of GA
Douglas County has the 115th longest season of 159 GA counties, at 250 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 61.8°F.
- Columbia County: March 13 to November 18 (250 days, 5 WNV)
- Cobb County: March 14 to November 19 (250 days, 11 WNV)
- Dade County: March 11 to November 15 (249 days, 0 WNV)
- Madison County: March 15 to November 19 (249 days, 0 WNV)
West Nile in Douglas County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Douglas County (3 neuroinvasive) across 3 years. The worst was 2012 with 2; the latest was 2024.
Background: when the season starts across the US; how the dates are worked out.