Mosquito season in Cherokee County, SC: when it starts and ends
Mosquito months in Cherokee County
In a normal year mosquito season in Cherokee County, SC starts around April 6 and ends around November 1, about 30 weeks.
- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec
What to do in Cherokee County, and when
- Start tipping out standing water weekly by March 23.
- Book any yard treatment for early April, ahead of the July peak.
- Repellent can go away after November 1.
- 1 West Nile case since 2016 (last 2018): you should use repellent at dusk June to September, more so if over 60.
Cherokee County against the rest of SC
Cherokee County has the 46th longest season of 46 SC counties, at 209 days against 349 in Charleston County and 209 in Cherokee County. Its mean temperature is 58.3°F.
- Union County: March 24 to November 10 (231 days, 2 WNV)
- Oconee County: March 30 to November 9 (224 days, 0 WNV)
West Nile in Cherokee County
From 1999 to 2025, CDC ArboNET counted 2 human West Nile cases in Cherokee County (1 neuroinvasive) across 2 years. The worst was 2018 with 1; the latest was 2018.
More: how the dates are worked out · when mosquitoes go away for the winter.