Mosquito season in Martin County, TX: when it starts and ends
Mosquito months in Martin County
In a normal year mosquito season in Martin County, TX starts around March 10 and ends around November 18, about 36 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Martin County, and when
- Start tipping out standing water weekly by February 24.
- Book any yard treatment for early March, ahead of the July peak.
- Repellent can go away after November 18.
- 2 West Nile cases since 2016 (last 2024): you should use repellent at dusk May to September, more so if over 60.
Martin County against the rest of TX
Martin County has the 173rd longest season of 254 TX counties, at 253 days against 365 in Cameron County and 191 in Lipscomb County. Its mean temperature is 64.2°F.
- Montague County: March 11 to November 20 (254 days, 1 WNV)
- Crockett County: March 8 to November 16 (253 days, 0 WNV)
- Midland County: March 10 to November 18 (253 days, 9 WNV)
- Somervell County: March 11 to November 18 (252 days, 1 WNV)
West Nile in Martin County
From 1999 to 2025, CDC ArboNET counted 4 human West Nile cases in Martin County (3 neuroinvasive) across 4 years. The worst was 2024 with 1; the latest was 2024.
See how the dates are worked out, and when the season starts across the US.