Mosquito season in Limestone County, AL: when it starts and ends
Mosquito months in Limestone County
In a normal year mosquito season in Limestone County, AL starts around March 6 and ends around November 24, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Limestone County, and when
- Start tipping out standing water weekly by February 20.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 24.
- 4 West Nile cases since 2016 (last 2025): you should use repellent at dusk May to September, more so if over 60.
Limestone County against the rest of AL
Limestone County has the 24th longest season of 67 AL counties, at 263 days against 330 in Montgomery County and 218 in Marion County. Its mean temperature is 62.3°F.
- Marshall County: March 4 to November 23 (264 days, 0 WNV)
- Chilton County: March 5 to November 23 (263 days, 5 WNV)
- Perry County: March 3 to November 20 (262 days, 1 WNV)
- Sumter County: March 4 to November 21 (262 days, 3 WNV)
West Nile in Limestone County
From 1999 to 2025, CDC ArboNET counted 5 human West Nile cases in Limestone County (3 neuroinvasive) across 5 years. The worst was 2025 with 1; the latest was 2025.
See how the dates are worked out, and reading the West Nile counts.