Mosquito season in Tunica County, MS: when it starts and ends
Mosquito months in Tunica County
In a normal year mosquito season in Tunica County, MS starts around March 4 and ends around November 23, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Tunica County, and when
- Start tipping out standing water weekly by February 18.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 23.
- No West Nile cases since 2016, so bites in Tunica County are a nuisance; check window screens.
Tunica County against the rest of MS
Tunica County has the 41st longest season of 82 MS counties, at 265 days against 333 in Harrison County and 221 in Tishomingo County. Its mean temperature is 62.6°F.
- Jefferson Davis County: March 4 to November 26 (267 days, 2 WNV)
- Adams County: March 1 to November 22 (266 days, 6 WNV)
- Winston County: March 7 to November 27 (265 days, 0 WNV)
- Coahoma County: March 4 to November 23 (264 days, 0 WNV)
West Nile in Tunica County
CDC ArboNET lists no human West Nile cases for Tunica County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
Background: when mosquitoes go away for the winter; how the dates are worked out.