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Smithfield, KY Weather & Growing Conditions

Today
90°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. South wind around 6 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Today 90°F Mostly Sunny then Chance Showers And Thunderstorms 6 mph S 34%
Tonight 69°F Chance Showers And Thunderstorms then Partly Cloudy 6 mph SE 38%
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%
Friday Night 54°F Partly Cloudy 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.