Simpsonville, KY Weather & Growing Conditions
Overnight
70°F
Partly Cloudy
Partly cloudy, with a low around 70. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Partly Cloudy | 5 mph E | 5% |
| Saturday | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph S | 32% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SE | 37% |
| Sunday | 92°F | Mostly Sunny | 8 mph SW | 3% |
| Sunday Night | 66°F | Partly Cloudy | 8 mph N | 14% |
| Monday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 9 mph NE | 46% |
| Monday Night | 60°F | Chance Showers And Thunderstorms | 12 mph NE | 46% |
| Tuesday | 75°F | Chance Rain Showers | 9 mph NE | 34% |
| Tuesday Night | 59°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 38% |
| Wednesday | 73°F | Chance Rain Showers | 7 mph N | 38% |
| Wednesday Night | 57°F | Slight Chance Rain Showers then Mostly Cloudy | 5 to 8 mph N | 21% |
| Thursday | 73°F | Partly Sunny | 8 mph N | 9% |
| Thursday Night | 56°F | Partly Cloudy | 5 to 8 mph N | 9% |
| Friday | 73°F | Mostly Sunny | 6 to 9 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Simpsonville, KY
Last spring frost
May 1
First fall frost
Oct 10
Growing season
161 days
Hardiness zone
6b
Explore more for Simpsonville, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Shelbyville 1 E, Ky (9.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.