Mosquito season in Lincoln County, WY: when it starts and ends
Mosquito months in Lincoln County
In a normal year mosquito season in Lincoln County, WY starts around June 8 and ends around September 11, about 14 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Lincoln County, and when
- Start tipping out standing water weekly by May 25.
- Book any yard treatment for early June, ahead of the July peak.
- Repellent can go away after September 11.
- No West Nile cases since 2016, so bites in Lincoln County are a nuisance; check window screens.
Lincoln County against the rest of WY
Lincoln County has the 21st longest season of 23 WY counties, at 95 days against 163 in Big Horn County and 75 in Teton County. Its mean temperature is 38.7°F.
- Uinta County: May 30 to September 20 (113 days, 1 WNV)
- Park County: June 4 to September 17 (105 days, 3 WNV)
- Sublette County: June 6 to September 4 (90 days, 0 WNV)
- Teton County: June 20 to September 3 (75 days, 0 WNV)
West Nile in Lincoln County
From 1999 to 2025, CDC ArboNET counted 1 human West Nile case in Lincoln County (0 neuroinvasive) across 1 year. The worst was 2006 with 1; the latest was 2006.
More: how the dates are worked out · when the season starts across the US.