Mosquito season in Val Verde County, TX: when it starts and ends
Mosquito months in Val Verde County
In a normal year mosquito season in Val Verde County, TX starts around February 25 and ends around November 29, about 40 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Val Verde County, and when
- Start tipping out standing water weekly by February 11.
- Book any yard treatment for late February, ahead of the July peak.
- Repellent can go away after November 29.
- 1 West Nile case since 2016 (last 2017): you should use repellent at dusk May to September, more so if over 60.
Val Verde County against the rest of TX
Val Verde County has the 92nd longest season of 254 TX counties, at 277 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 68.1°F.
- Tarrant County: February 26 to December 1 (278 days, 236 WNV)
- Van Zandt County: February 28 to December 3 (278 days, 9 WNV)
- Angelina County: February 25 to November 28 (276 days, 14 WNV)
- Nacogdoches County: February 28 to December 1 (276 days, 3 WNV)
West Nile in Val Verde County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Val Verde County (2 neuroinvasive) across 3 years. The worst was 2017 with 1; the latest was 2017.
See how the dates are worked out, and when mosquitoes go away for the winter.