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

Mosquito months in Hopkins County

In a normal year mosquito season in Hopkins County, TX starts around March 2 and ends around November 28, about 39 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 Hopkins County, and when

• Start tipping out standing water weekly by February 16.
• Book any yard treatment for early March, ahead of the July peak.
• Repellent can go away after November 28.
• 4 West Nile cases since 2016 (last 2016): you should use repellent at dusk May to September, more so if over 60.

Hopkins County against the rest of TX

Hopkins County has the 109th longest season of 254 TX counties, at 271 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 64.9°F.

• Bosque County: March 2 to November 28 (271 days, 2 WNV)
• Grayson County: March 2 to November 28 (271 days, 18 WNV)
• Ellis County: March 3 to November 29 (271 days, 10 WNV)
• Collin County: March 4 to November 30 (271 days, 62 WNV)

West Nile in Hopkins County

From 1999 to 2025, CDC ArboNET counted 11 human West Nile cases in Hopkins County (6 neuroinvasive) across 5 years. The worst was 2016 with 4; the latest was 2016.

See how the dates are worked out, and reading the West Nile counts.