Mosquito season in Calhoun County, FL: when it starts and ends
Mosquito months in Calhoun County
In a normal year mosquito season in Calhoun County, FL starts around February 15 and ends around December 15, about 43 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Calhoun County, and when
- Start tipping out standing water weekly by February 1.
- Book any yard treatment for mid February, ahead of the July peak.
- Repellent can go away after December 15.
- No West Nile cases since 2016, so bites in Calhoun County are a nuisance; check window screens.
Calhoun County against the rest of FL
Calhoun County has the 57th longest season of 67 FL counties, at 303 days against 365 in Broward County and 281 in Gilchrist County. Its mean temperature is 67.9°F.
- Dixie County: February 13 to December 14 (304 days, 0 WNV)
- Madison County: February 14 to December 15 (304 days, 0 WNV)
- Liberty County: February 15 to December 15 (303 days, 0 WNV)
- Taylor County: February 16 to December 14 (301 days, 2 WNV)
West Nile in Calhoun County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Calhoun County (2 neuroinvasive) across 1 year. The worst was 2003 with 2; the latest was 2003.
More: how the dates are worked out · when mosquitoes go away for the winter.