Mosquito season in Nevada County, AR: when it starts and ends
Mosquito months in Nevada County
In a normal year mosquito season in Nevada County, AR starts around March 14 and ends around November 16, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Nevada County, and when
- Start tipping out standing water weekly by February 28.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 16.
- No West Nile cases since 2016, so bites in Nevada County are a nuisance; check window screens.
Nevada County against the rest of AR
Nevada County has the 38th longest season of 75 AR counties, at 247 days against 274 in Chicot County and 211 in Washington County. Its mean temperature is 62.3°F.
- Sevier County: March 13 to November 17 (249 days, 0 WNV)
- Craighead County: March 12 to November 14 (247 days, 2 WNV)
- Jackson County: March 13 to November 14 (246 days, 0 WNV)
- Pope County: March 13 to November 14 (246 days, 2 WNV)
West Nile in Nevada County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Nevada County (1 neuroinvasive) across 2 years. The worst was 2006 with 1; the latest was 2006.
See how the dates are worked out, and when mosquitoes go away for the winter.