Mosquito season in Gulf County, FL: when it starts and ends
Mosquito months in Gulf County
In a normal year mosquito season in Gulf County, FL starts around January 31 and ends around January 5, about 48 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Gulf County, and when
- Start tipping out standing water weekly by January 17.
- Book any yard treatment for late January, ahead of the July peak.
- Repellent can go away after January 5.
- No West Nile cases since 2016, so bites in Gulf County are a nuisance; check window screens.
Gulf County against the rest of FL
Gulf County has the 36th longest season of 67 FL counties, at 339 days against 365 in Broward County and 281 in Gilchrist County. Its mean temperature is 68.6°F.
- Union County: January 23 to January 4 (346 days, 0 WNV)
- Volusia County: January 31 to January 10 (344 days, 3 WNV)
- Highlands County: February 4 to January 7 (337 days, 0 WNV)
- Escambia County: January 31 to January 2 (336 days, 15 WNV)
West Nile in Gulf County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Gulf County (3 neuroinvasive) across 1 year. The worst was 2003 with 4; the latest was 2003.
Background: where mosquitoes never stop; how the dates are worked out.