Mosquito season in Comanche County, TX: when it starts and ends
Mosquito months in Comanche County
In a normal year mosquito season in Comanche County, TX starts around March 1 and ends around December 2, about 39 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Comanche County, and when
- Start tipping out standing water weekly by February 15.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after December 2.
- 2 West Nile cases since 2016 (last 2025): you should use repellent at dusk May to September, more so if over 60.
Comanche County against the rest of TX
Comanche County has the 95th longest season of 254 TX counties, at 276 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 66°F.
- Angelina County: February 25 to November 28 (276 days, 14 WNV)
- Nacogdoches County: February 28 to December 1 (276 days, 3 WNV)
- Bell County: March 1 to December 1 (275 days, 12 WNV)
- Coleman County: March 1 to December 1 (275 days, 0 WNV)
West Nile in Comanche County
From 1999 to 2025, CDC ArboNET counted 5 human West Nile cases in Comanche County (2 neuroinvasive) across 5 years. The worst was 2025 with 1; the latest was 2025.
Background: when mosquitoes go away for the winter; how the dates are worked out.