Mosquito season in Ashley County, AR: when it starts and ends
Mosquito months in Ashley County
In a normal year mosquito season in Ashley County, AR starts around March 3 and ends around November 26, about 38 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Ashley 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 26.
- No West Nile cases since 2016, so bites in Ashley County are a nuisance; check window screens.
Ashley County against the rest of AR
Ashley County has the 7th longest season of 75 AR counties, at 268 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 64.5°F.
- Arkansas County: February 28 to November 25 (270 days, 0 WNV)
- Cleveland County: March 2 to November 26 (269 days, 0 WNV)
- Drew County: March 4 to November 25 (266 days, 2 WNV)
- Jefferson County: March 4 to November 25 (266 days, 8 WNV)
West Nile in Ashley County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Ashley County (2 neuroinvasive) across 3 years. The worst was 2002 with 2; the latest was 2012.
Background: when the season starts across the US; how the dates are worked out.