Mosquito season in Barbour County, WV: when it starts and ends
Mosquito months in Barbour County
In a normal year mosquito season in Barbour County, WV starts around April 24 and ends around October 22, about 26 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Barbour County, and when
- Start tipping out standing water weekly by April 10.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 22.
- No West Nile cases since 2016, so bites in Barbour County are a nuisance; check window screens.
Barbour County against the rest of WV
Barbour County has the 50th longest season of 55 WV counties, at 181 days against 224 in Cabell County and 162 in Randolph County. Its mean temperature is 51.3°F.
- Wetzel County: April 22 to October 22 (183 days, 0 WNV)
- Hardy County: April 23 to October 23 (183 days, 2 WNV)
- Raleigh County: April 25 to October 20 (178 days, 0 WNV)
- Nicholas County: April 25 to October 18 (176 days, 0 WNV)
West Nile in Barbour County
CDC ArboNET lists no human West Nile cases for Barbour County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
See how the dates are worked out, and when mosquitoes go away for the winter.