Smithfield, KY Weather & Growing Conditions
Overnight
69°F
Mostly Cloudy
Mostly cloudy, with a low around 69. East wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Mostly Cloudy | 5 mph E | 5% |
| Saturday | 90°F | Mostly Sunny then Chance Showers And Thunderstorms | 6 mph S | 35% |
| Saturday Night | 69°F | Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SE | 39% |
| Sunday | 91°F | Mostly Sunny | 8 mph SW | 3% |
| Sunday Night | 65°F | Slight Chance Showers And Thunderstorms | 8 mph N | 19% |
| Monday | 80°F | Chance Rain Showers then Chance Showers And Thunderstorms | 9 mph NE | 48% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 12 mph NE | 48% |
| Tuesday | 73°F | Chance Rain Showers | 9 mph NE | 31% |
| Tuesday Night | 58°F | Slight Chance Showers And Thunderstorms | 6 to 10 mph NE | 39% |
| Wednesday | 72°F | Chance Showers And Thunderstorms | 7 mph N | 39% |
| Wednesday Night | 56°F | Chance Showers And Thunderstorms then Mostly Cloudy | 5 to 8 mph N | 25% |
| Thursday | 72°F | Partly Sunny | 5 to 8 mph N | 11% |
| Thursday Night | 56°F | Partly Cloudy | 7 mph N | 11% |
| Friday | 72°F | Mostly Sunny | 5 to 8 mph NE | 4% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Smithfield, KY
Last spring frost
Apr 12
First fall frost
Oct 25
Growing season
193 days
Hardiness zone
6b
Explore more for Smithfield, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Crestwood 4Ne, Ky (7.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.