Mosquito season in Washington County, AL: when it starts and ends
Mosquito months in Washington County
In a normal year mosquito season in Washington County, AL starts around March 10 and ends around November 20, about 36 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Washington County, and when
- Start tipping out standing water weekly by February 24.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 20.
- 1 West Nile case since 2016 (last 2016): you should use repellent at dusk May to September, more so if over 60.
Washington County against the rest of AL
Washington County has the 41st longest season of 67 AL counties, at 255 days against 330 in Montgomery County and 218 in Marion County. Its mean temperature is 64.5°F.
- Macon County: March 10 to November 21 (256 days, 0 WNV)
- Madison County: March 10 to November 20 (255 days, 11 WNV)
- Russell County: March 11 to November 20 (254 days, 0 WNV)
- Bullock County: March 9 to November 17 (253 days, 1 WNV)
West Nile in Washington County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Washington County (0 neuroinvasive) across 1 year. The worst was 2016 with 1; the latest was 2016.
See how the dates are worked out, and when the season starts across the US.