Mosquito season in Thomas County, GA: when it starts and ends
Mosquito months in Thomas County
In a normal year mosquito season in Thomas County, GA starts around February 25 and ends around January 13, about 46 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Thomas County, and when
- Start tipping out standing water weekly by February 11.
- Book any yard treatment for late February, ahead of the August peak.
- Repellent can go away after January 13.
- No West Nile cases since 2016, so bites in Thomas County are a nuisance; check window screens.
Thomas County against the rest of GA
Thomas County has the 15th longest season of 159 GA counties, at 322 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 66.5°F.
- Miller County: February 17 to January 7 (324 days, 2 WNV)
- Irwin County: February 13 to January 1 (322 days, 0 WNV)
- Grady County: February 25 to January 12 (321 days, 0 WNV)
- Early County: February 17 to January 2 (319 days, 0 WNV)
West Nile in Thomas County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Thomas County (1 neuroinvasive) across 1 year. The worst was 2012 with 2; the latest was 2012.
Background: when mosquitoes go away for the winter; how the dates are worked out.