Mosquito season in Baylor County, TX: when it starts and ends
Mosquito months in Baylor County
In a normal year mosquito season in Baylor County, TX starts around March 12 and ends around November 15, about 35 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Baylor County, and when
- Start tipping out standing water weekly by February 26.
- Book any yard treatment for mid March, ahead of the July peak.
- Repellent can go away after November 15.
- No West Nile cases since 2016, so bites in Baylor County are a nuisance; check window screens.
Baylor County against the rest of TX
Baylor County has the 181st longest season of 254 TX counties, at 248 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 63.3°F.
- Coke County: March 12 to November 17 (250 days, 0 WNV)
- Shackelford County: March 13 to November 18 (250 days, 0 WNV)
- Sutton County: March 13 to November 16 (248 days, 0 WNV)
- Callahan County: March 14 to November 16 (247 days, 2 WNV)
West Nile in Baylor County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Baylor County (4 neuroinvasive) across 1 year. The worst was 2015 with 4; the latest was 2015.
More: how the dates are worked out · when the season starts across the US.