Mosquito season in Presidio County, TX: when it starts and ends
Mosquito months in Presidio County
In a normal year mosquito season in Presidio County, TX starts around April 2 and ends around November 7, about 31 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Presidio County, and when
- Start tipping out standing water weekly by March 19.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 7.
- 1 West Nile case since 2016 (last 2016): you should use repellent at dusk June to August, more so if over 60.
Presidio County against the rest of TX
Presidio County has the 232nd longest season of 254 TX counties, at 219 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 61°F.
- Hudspeth County: April 1 to November 7 (220 days, 0 WNV)
- Ochiltree County: April 1 to November 7 (220 days, 5 WNV)
- Potter County: April 2 to November 5 (217 days, 16 WNV)
- Briscoe County: April 3 to November 6 (217 days, 2 WNV)
West Nile in Presidio County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Presidio County (1 neuroinvasive) across 2 years. The worst was 2012 with 2; the latest was 2016.
More: how the dates are worked out · when the season starts across the US.