Mosquito season in Comal County, TX: when it starts and ends
Mosquito months in Comal County
In a normal year mosquito season in Comal County, TX starts around February 10 and ends around January 13, about 48 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Comal County, and when
- Start tipping out standing water weekly by January 27.
- Book any yard treatment for early February, ahead of the August peak.
- Repellent can go away after January 13.
- No West Nile cases since 2016, so bites in Comal County are a nuisance; check window screens.
Comal County against the rest of TX
Comal County has the 25th longest season of 254 TX counties, at 337 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 67.7°F.
- Fort Bend County: January 26 to December 29 (337 days, 15 WNV)
- Robertson County: February 6 to January 9 (337 days, 0 WNV)
- Live Oak County: January 23 to December 25 (336 days, 0 WNV)
- La Salle County: January 20 to December 19 (333 days, 0 WNV)
West Nile in Comal County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Comal County (2 neuroinvasive) across 3 years. The worst was 2014 with 2; the latest was 2014.
More: how the dates are worked out · where mosquitoes never stop.