Mosquito season in Texas County, MO: when it starts and ends
Mosquito months in Texas County
In a normal year mosquito season in Texas County, MO starts around March 29 and ends around November 3, about 31 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Texas County, and when
- Start tipping out standing water weekly by March 15.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 3.
- 1 West Nile case since 2016 (last 2023): you should use repellent at dusk June to August, more so if over 60.
Texas County against the rest of MO
Texas County has the 27th longest season of 115 MO counties, at 219 days against 242 in Pemiscot County and 187 in Crawford County. Its mean temperature is 55.9°F.
- Morgan County: March 29 to November 3 (219 days, 0 WNV)
- Ste. Genevieve County: March 29 to November 3 (219 days, 0 WNV)
- Benton County: March 30 to November 4 (219 days, 0 WNV)
- Greene County: March 30 to November 4 (219 days, 8 WNV)
West Nile in Texas County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Texas County (3 neuroinvasive) across 3 years. The worst was 2023 with 1; the latest was 2023.
More: how the dates are worked out · when the season starts across the US.