Mosquito season in Mobile County, AL: when it starts and ends
Mosquito months in Mobile County
In a normal year mosquito season in Mobile County, AL starts around February 13 and ends around December 14, about 43 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Mobile County, and when
- Start tipping out standing water weekly by January 30.
- Book any yard treatment for mid February, ahead of the July peak.
- Repellent can go away after December 14.
- 46 West Nile cases since 2016: you should wear EPA-registered repellent at dusk May to September, and check AL spray notices.
Mobile County against the rest of AL
Mobile County has the 7th longest season of 67 AL counties, at 304 days against 330 in Montgomery County and 218 in Marion County. Its mean temperature is 67.7°F.
- Escambia County: February 27 to January 3 (310 days, 0 WNV)
- Dale County: February 12 to December 16 (307 days, 1 WNV)
- Houston County: February 19 to December 9 (293 days, 1 WNV)
- Pike County: February 24 to December 7 (286 days, 0 WNV)
West Nile in Mobile County
From 1999 to 2025, CDC ArboNET counted 91 human West Nile cases in Mobile County (66 neuroinvasive) across 20 years. The worst was 2018 with 14; the latest was 2025.
More: how the dates are worked out · reading the West Nile counts.