Mosquito season in Leake County, MS: when it starts and ends
Mosquito months in Leake County
In a normal year mosquito season in Leake County, MS starts around March 3 and ends around November 21, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Leake County, and when
- Start tipping out standing water weekly by February 17.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 21.
- 4 West Nile cases since 2016 (last 2024): you should use repellent at dusk May to September, more so if over 60.
Leake County against the rest of MS
Leake County has the 45th longest season of 82 MS counties, at 263 days against 333 in Harrison County and 221 in Tishomingo County. Its mean temperature is 63.8°F.
- Coahoma County: March 4 to November 23 (264 days, 0 WNV)
- Attala County: March 5 to November 24 (264 days, 3 WNV)
- Hinds County: March 1 to November 18 (262 days, 65 WNV)
- Neshoba County: March 4 to November 21 (262 days, 2 WNV)
West Nile in Leake County
From 1999 to 2025, CDC ArboNET counted 12 human West Nile cases in Leake County (7 neuroinvasive) across 9 years. The worst was 2012 with 3; the latest was 2024.
More: how the dates are worked out · reading the West Nile counts.