Mosquito season in Lake County, FL: when it starts and ends
Mosquito months in Lake County
In a normal year mosquito season in Lake County, FL starts around January 17 and ends around January 13, about 52 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lake County, and when
- Start tipping out standing water weekly by January 3.
- Book any yard treatment for mid January, ahead of the August peak.
- Repellent can go away after January 13.
- 1 West Nile case since 2016 (last 2024): you should use repellent at dusk April to October, more so if over 60.
Lake County against the rest of FL
Lake County has the 19th longest season of 67 FL counties, at 361 days against 365 in Broward County and 281 in Gilchrist County. Its mean temperature is 71.6°F.
- Palm Beach County: January 25 to January 22 (362 days, 5 WNV)
- Osceola County: January 14 to January 10 (361 days, 0 WNV)
- Glades County: January 18 to January 14 (361 days, 1 WNV)
- Brevard County: January 15 to January 10 (360 days, 2 WNV)
West Nile in Lake County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Lake County (2 neuroinvasive) across 2 years. The worst was 2024 with 1; the latest was 2024.
See how the dates are worked out, and where mosquitoes never stop.