Mosquito season in McDuffie County, GA: when it starts and ends
Mosquito months in McDuffie County
In a normal year mosquito season in McDuffie County, GA starts around February 26 and ends around December 4, about 40 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in McDuffie County, and when
- Start tipping out standing water weekly by February 12.
- Book any yard treatment for late February, ahead of the July peak.
- Repellent can go away after December 4.
- 1 West Nile case since 2016 (last 2017): you should use repellent at dusk May to September, more so if over 60.
McDuffie County against the rest of GA
McDuffie County has the 53rd longest season of 159 GA counties, at 281 days against 347 in Glynn County and 199 in Union County. Its mean temperature is 63.5°F.
- Wilkinson County: February 25 to December 4 (282 days, 0 WNV)
- Lee County: February 26 to December 4 (281 days, 1 WNV)
- Terrell County: February 26 to December 4 (281 days, 0 WNV)
- Decatur County: February 28 to December 2 (277 days, 2 WNV)
West Nile in McDuffie County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in McDuffie County (1 neuroinvasive) across 1 year. The worst was 2017 with 1; the latest was 2017.
See how the dates are worked out, and when the season starts across the US.