Mosquito season in Manatee County, FL: when it starts and ends
Mosquito months in Manatee County
Mosquitoes in Manatee County, FL can be active in any month. The worst stretch is April to October.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Manatee County, and when
- No off-season here: tip out standing water every week, all year.
- A yard treatment matters most April to October.
- 1 West Nile case since 2016 (last 2018): you should use repellent at dusk April to October, more so if over 60.
Manatee County against the rest of FL
Manatee County has the 7th longest season of 67 FL counties, at 365 days against 365 in Broward County and 281 in Gilchrist County. Its mean temperature is 73.7°F.
- Indian River County: all year (365 days, 0 WNV)
- Lee County: all year (365 days, 1 WNV)
- Martin County: all year (365 days, 2 WNV)
- Miami-Dade County: all year (365 days, 29 WNV)
West Nile in Manatee County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Manatee County (3 neuroinvasive) across 3 years. The worst was 2018 with 1; the latest was 2018.
More: how the dates are worked out · where mosquitoes never stop.