Mosquito season in Highlands County, FL: when it starts and ends
Mosquito months in Highlands County
In a normal year mosquito season in Highlands County, FL starts around February 4 and ends around January 7, about 48 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Highlands County, and when
- Start tipping out standing water weekly by January 21.
- Book any yard treatment for early February, ahead of the August peak.
- Repellent can go away after January 7.
- No West Nile cases since 2016, so bites in Highlands County are a nuisance; check window screens.
Highlands County against the rest of FL
Highlands County has the 37th longest season of 67 FL counties, at 337 days against 365 in Broward County and 281 in Gilchrist County. Its mean temperature is 72.9°F.
- Volusia County: January 31 to January 10 (344 days, 3 WNV)
- Gulf County: January 31 to January 5 (339 days, 0 WNV)
- Escambia County: January 31 to January 2 (336 days, 15 WNV)
- Marion County: February 4 to January 3 (333 days, 2 WNV)
West Nile in Highlands County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Highlands County (1 neuroinvasive) across 1 year. The worst was 2010 with 1; the latest was 2010.
Background: where mosquitoes never stop; how the dates are worked out.