Mosquito season in Colbert County, AL: when it starts and ends
Mosquito months in Colbert County
In a normal year mosquito season in Colbert County, AL starts around March 17 and ends around November 14, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Colbert County, and when
- Start tipping out standing water weekly by March 3.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 14.
- 2 West Nile cases since 2016 (last 2017): you should use repellent at dusk June to September, more so if over 60.
Colbert County against the rest of AL
Colbert County has the 53rd longest season of 67 AL counties, at 242 days against 330 in Montgomery County and 218 in Marion County. Its mean temperature is 61.3°F.
- Crenshaw County: March 15 to November 16 (246 days, 0 WNV)
- Franklin County: March 17 to November 16 (244 days, 1 WNV)
- Randolph County: March 17 to November 14 (242 days, 0 WNV)
- Bibb County: March 18 to November 13 (240 days, 2 WNV)
West Nile in Colbert County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Colbert County (1 neuroinvasive) across 1 year. The worst was 2017 with 2; the latest was 2017.
Background: when mosquitoes go away for the winter; how the dates are worked out.