Mosquito season in Adair County, OK: when it starts and ends
Mosquito months in Adair County
In a normal year mosquito season in Adair County, OK starts around March 17 and ends around November 14, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Adair County, and when
- Start tipping out standing water weekly by March 3.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 14.
- No West Nile cases since 2016, so bites in Adair County are a nuisance; check window screens.
Adair County against the rest of OK
Adair County has the 21st longest season of 77 OK counties, at 242 days against 271 in Choctaw County and 193 in Cimarron County. Its mean temperature is 59.2°F.
- Coal County: March 16 to November 14 (243 days, 2 WNV)
- Love County: March 15 to November 12 (242 days, 0 WNV)
- Latimer County: March 18 to November 15 (242 days, 0 WNV)
- Oklahoma County: March 17 to November 13 (241 days, 64 WNV)
West Nile in Adair County
CDC ArboNET lists no human West Nile cases for Adair County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 7 of those years.
Background: when the season starts across the US; how the dates are worked out.