Mosquito season in Saline County, AR: when it starts and ends
Mosquito months in Saline County
In a normal year mosquito season in Saline County, AR starts around March 9 and ends around November 18, about 36 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Saline County, and when
- Start tipping out standing water weekly by February 23.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 18.
- 6 West Nile cases since 2016 (last 2025): you should use repellent at dusk June to September, more so if over 60.
Saline County against the rest of AR
Saline County has the 29th longest season of 75 AR counties, at 254 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 61.8°F.
- Pulaski County: March 8 to November 18 (255 days, 22 WNV)
- Little River County: March 11 to November 21 (255 days, 1 WNV)
- Dallas County: March 10 to November 17 (252 days, 3 WNV)
- Mississippi County: March 11 to November 18 (252 days, 2 WNV)
West Nile in Saline County
From 1999 to 2025, CDC ArboNET counted 13 human West Nile cases in Saline County (7 neuroinvasive) across 10 years. The worst was 2012 with 3; the latest was 2025.
See how the dates are worked out, and reading the West Nile counts.