Mosquito season in Kleberg County, TX: when it starts and ends
Mosquito months in Kleberg County
In a normal year mosquito season in Kleberg County, TX starts around January 14 and ends around December 28, about 50 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Kleberg County, and when
- Start tipping out standing water weekly by December 31.
- Book any yard treatment for mid January, ahead of the August peak.
- Repellent can go away after December 28.
- No West Nile cases since 2016, so bites in Kleberg County are a nuisance; check window screens.
Kleberg County against the rest of TX
Kleberg County has the 13th longest season of 254 TX counties, at 348 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 73.1°F.
- Starr County: January 12 to December 29 (351 days, 0 WNV)
- Jim Hogg County: January 15 to December 30 (349 days, 1 WNV)
- Victoria County: January 20 to January 1 (346 days, 1 WNV)
- Jackson County: January 21 to January 1 (345 days, 0 WNV)
West Nile in Kleberg County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Kleberg County (2 neuroinvasive) across 2 years. The worst was 2015 with 1; the latest was 2015.
See how the dates are worked out, and where mosquitoes never stop.