Mosquito season in Webster County, MS: when it starts and ends
Mosquito months in Webster County
In a normal year mosquito season in Webster County, MS starts around March 16 and ends around November 16, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Webster County, and when
- Start tipping out standing water weekly by March 2.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 16.
- No West Nile cases since 2016, so bites in Webster County are a nuisance; check window screens.
Webster County against the rest of MS
Webster County has the 69th longest season of 82 MS counties, at 245 days against 333 in Harrison County and 221 in Tishomingo County. Its mean temperature is 62°F.
- Monroe County: March 14 to November 15 (246 days, 5 WNV)
- Choctaw County: March 16 to November 16 (245 days, 0 WNV)
- Scott County: March 14 to November 12 (243 days, 3 WNV)
- Yalobusha County: March 16 to November 14 (243 days, 2 WNV)
West Nile in Webster County
CDC ArboNET lists no human West Nile cases for Webster County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 5 of those years.
More: how the dates are worked out · when mosquitoes go away for the winter.