Mosquito season in Lawrence County, MS: when it starts and ends
Mosquito months in Lawrence County
In a normal year mosquito season in Lawrence County, MS starts around February 27 and ends around November 22, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lawrence County, and when
- Start tipping out standing water weekly by February 13.
- Book any yard treatment for late February, ahead of the July peak.
- Repellent can go away after November 22.
- 2 West Nile cases since 2016 (last 2025): you should use repellent at dusk May to September, more so if over 60.
Lawrence County against the rest of MS
Lawrence County has the 35th longest season of 82 MS counties, at 268 days against 333 in Harrison County and 221 in Tishomingo County. Its mean temperature is 67.2°F.
- Perry County: March 2 to November 26 (269 days, 2 WNV)
- Washington County: March 2 to November 26 (269 days, 4 WNV)
- Jones County: February 28 to November 23 (268 days, 3 WNV)
- Wayne County: February 28 to November 23 (268 days, 0 WNV)
West Nile in Lawrence County
From 1999 to 2025, CDC ArboNET counted 6 human West Nile cases in Lawrence County (2 neuroinvasive) across 5 years. The worst was 2012 with 2; the latest was 2025.
More: how the dates are worked out · when the season starts across the US.