Mosquito season in Glasscock County, TX: when it starts and ends
Mosquito months in Glasscock County
In a normal year mosquito season in Glasscock County, TX starts around March 21 and ends around November 14, about 34 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Glasscock County, and when
- Start tipping out standing water weekly by March 7.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 14.
- 1 West Nile case since 2016 (last 2023): you should use repellent at dusk May to September, more so if over 60.
Glasscock County against the rest of TX
Glasscock County has the 214th longest season of 254 TX counties, at 238 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 63.2°F.
- King County: March 19 to November 12 (238 days, 0 WNV)
- Concho County: March 20 to November 13 (238 days, 0 WNV)
- Crosby County: March 22 to November 14 (237 days, 3 WNV)
- Stephens County: March 21 to November 11 (235 days, 1 WNV)
West Nile in Glasscock County
From 1999 to 2025, CDC ArboNET counted 5 human West Nile cases in Glasscock County (4 neuroinvasive) across 4 years. The worst was 2013 with 2; the latest was 2023.
More: how the dates are worked out · when mosquitoes go away for the winter.