Mosquito season in Lee County, AR: when it starts and ends
Mosquito months in Lee County
In a normal year mosquito season in Lee County, AR starts around March 7 and ends around November 22, about 37 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lee County, and when
- Start tipping out standing water weekly by February 21.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 22.
- No West Nile cases since 2016, so bites in Lee County are a nuisance; check window screens.
Lee County against the rest of AR
Lee County has the 16th longest season of 75 AR counties, at 260 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 62.1°F.
- Bradley County: March 6 to November 23 (262 days, 1 WNV)
- Prairie County: March 5 to November 21 (261 days, 0 WNV)
- Calhoun County: March 6 to November 19 (258 days, 0 WNV)
- Ouachita County: March 6 to November 19 (258 days, 2 WNV)
West Nile in Lee County
CDC ArboNET lists no human West Nile cases for Lee County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 7 of those years.
See how the dates are worked out, and when the season starts across the US.