Mosquito season in Lincoln County, NM: when it starts and ends
Mosquito months in Lincoln County
In a normal year mosquito season in Lincoln County, NM starts around April 24 and ends around October 24, about 26 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 April 10.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 24.
- 3 West Nile cases since 2016 (last 2025): you should use repellent at dusk June to July, more so if over 60.
Lincoln County against the rest of NM
Lincoln County has the 19th longest season of 33 NM counties, at 183 days against 268 in Doña Ana County and 114 in Catron County. Its mean temperature is 54.2°F.
- Otero County: April 20 to October 30 (193 days, 3 WNV)
- San Juan County: April 17 to October 25 (191 days, 49 WNV)
- Los Alamos County: April 21 to October 17 (179 days, 1 WNV)
- Harding County: April 24 to October 20 (179 days, 0 WNV)
West Nile in Lincoln County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Lincoln County (3 neuroinvasive) across 2 years. The worst was 2025 with 2; the latest was 2025.
Background: when mosquitoes go away for the winter; how the dates are worked out.