Mosquito season in Montgomery County, MS: when it starts and ends
Mosquito months in Montgomery County
In a normal year mosquito season in Montgomery County, MS starts around March 26 and ends around November 7, about 32 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Montgomery County, and when
- Start tipping out standing water weekly by March 12.
- Book any yard treatment for late March, ahead of the July peak.
- Repellent can go away after November 7.
- 1 West Nile case since 2016 (last 2020): you should use repellent at dusk June to September, more so if over 60.
Montgomery County against the rest of MS
Montgomery County has the 80th longest season of 82 MS counties, at 226 days against 333 in Harrison County and 221 in Tishomingo County. Its mean temperature is 60.3°F.
- Itawamba County: March 21 to November 9 (233 days, 1 WNV)
- Marshall County: March 25 to November 7 (227 days, 0 WNV)
- Union County: March 28 to November 5 (222 days, 1 WNV)
- Tishomingo County: March 29 to November 5 (221 days, 0 WNV)
West Nile in Montgomery County
From 1999 to 2025, CDC ArboNET counted 3 human West Nile cases in Montgomery County (1 neuroinvasive) across 3 years. The worst was 2020 with 1; the latest was 2020.
Background: when the season starts across the US; how the dates are worked out.