Mosquito season in Palo Pinto County, TX: when it starts and ends

Mosquito months in Palo Pinto County

In a normal year mosquito season in Palo Pinto County, TX starts around March 9 and ends around November 20, about 37 weeks.

1. Jan
2. Feb
3. Mar
4. Apr
5. May
6. Jun
7. Jul
8. Aug
9. Sep
10. Oct
11. Nov
12. Dec

What to do in Palo Pinto County, and when

• Start tipping out standing water weekly by February 23.
• Book any yard treatment for early March, ahead of the July peak.
• Repellent can go away after November 20.
• 4 West Nile cases since 2016 (last 2024): you should use repellent at dusk May to September, more so if over 60.

Palo Pinto County against the rest of TX

Palo Pinto County has the 160th longest season of 254 TX counties, at 256 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 65.1°F.

• Titus County: March 8 to November 19 (256 days, 2 WNV)
• Anderson County: March 9 to November 20 (256 days, 1 WNV)
• Winkler County: March 9 to November 20 (256 days, 0 WNV)
• Falls County: March 8 to November 18 (255 days, 1 WNV)

West Nile in Palo Pinto County

From 1999 to 2025, CDC ArboNET counted 5 human West Nile cases in Palo Pinto County (5 neuroinvasive) across 4 years. The worst was 2016 with 2; the latest was 2024.

Background: reading the West Nile counts; how the dates are worked out.