Mosquito season in Izard County, AR: when it starts and ends
Mosquito months in Izard County
In a normal year mosquito season in Izard County, AR starts around March 29 and ends around November 6, about 32 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Izard County, and when
- Start tipping out standing water weekly by March 15.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 6.
- No West Nile cases since 2016, so bites in Izard County are a nuisance; check window screens.
Izard County against the rest of AR
Izard County has the 69th longest season of 75 AR counties, at 222 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 57°F.
- Crawford County: March 28 to November 6 (223 days, 3 WNV)
- Fulton County: March 29 to November 7 (223 days, 0 WNV)
- Newton County: March 28 to November 5 (221 days, 0 WNV)
- Faulkner County: March 29 to November 5 (221 days, 3 WNV)
West Nile in Izard County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Izard County (1 neuroinvasive) across 1 year. The worst was 2004 with 1; the latest was 2004.
More: how the dates are worked out · when the season starts across the US.