Mosquito season in Perry County, AR: when it starts and ends
Mosquito months in Perry County
In a normal year mosquito season in Perry County, AR starts around March 8 and ends around November 18, about 36 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Perry County, and when
- Start tipping out standing water weekly by February 22.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 18.
- 1 West Nile case since 2016 (last 2024): you should use repellent at dusk June to September, more so if over 60.
Perry County against the rest of AR
Perry County has the 26th longest season of 75 AR counties, at 255 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 61.3°F.
- Howard County: March 10 to November 21 (256 days, 0 WNV)
- Lonoke County: March 8 to November 18 (255 days, 2 WNV)
- Pulaski County: March 8 to November 18 (255 days, 22 WNV)
- Little River County: March 11 to November 21 (255 days, 1 WNV)
West Nile in Perry County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Perry County (1 neuroinvasive) across 1 year. The worst was 2024 with 1; the latest was 2024.
See how the dates are worked out, and when the season starts across the US.