Mosquito season in Saratoga County, NY: when it starts and ends
Mosquito months in Saratoga County
In a normal year mosquito season in Saratoga County, NY starts around April 23 and ends around October 16, about 25 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Saratoga County, and when
- Start tipping out standing water weekly by April 9.
- Book any yard treatment for late April, ahead of the July peak.
- Repellent can go away after October 16.
- 3 West Nile cases since 2016 (last 2024): you should use repellent at dusk July to July, more so if over 60.
Saratoga County against the rest of NY
Saratoga County has the 21st longest season of 62 NY counties, at 175 days against 218 in New York County and 125 in Franklin County. Its mean temperature is 47.7°F.
- Niagara County: April 27 to October 21 (176 days, 5 WNV)
- Ontario County: April 27 to October 20 (176 days, 1 WNV)
- Genesee County: April 27 to October 17 (174 days, 1 WNV)
- Livingston County: April 27 to October 17 (173 days, 2 WNV)
West Nile in Saratoga County
From 1999 to 2025, CDC ArboNET counted 6 human West Nile cases in Saratoga County (4 neuroinvasive) across 5 years. The worst was 2018 with 2; the latest was 2024.
See how the dates are worked out, and when the season starts across the US.