Mosquito season in Bandera County, TX: when it starts and ends
Mosquito months in Bandera County
In a normal year mosquito season in Bandera County, TX starts around March 2 and ends around November 29, about 39 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Bandera County, and when
- Start tipping out standing water weekly by February 16.
- Book any yard treatment for early March, ahead of the August peak.
- Repellent can go away after November 29.
- No West Nile cases since 2016, so bites in Bandera County are a nuisance; check window screens.
Bandera County against the rest of TX
Bandera County has the 105th longest season of 254 TX counties, at 272 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 66.5°F.
- Rusk County: March 1 to November 29 (273 days, 3 WNV)
- Hamilton County: March 2 to November 30 (273 days, 1 WNV)
- Uvalde County: March 1 to November 27 (271 days, 1 WNV)
- Bosque County: March 2 to November 28 (271 days, 2 WNV)
West Nile in Bandera County
CDC ArboNET lists no human West Nile cases for Bandera County from 1999 to 2025, though virus turned up in birds, mosquitoes or horses in 2 of those years.
See how the dates are worked out, and when the season starts across the US.