Williamson, KY Weather & Growing Conditions
Tonight
69°F
Mostly Cloudy then Patchy Fog
Patchy fog after 1am. Mostly cloudy. Low around 69, with temperatures rising to around 70 overnight. East wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 69°F | Mostly Cloudy then Patchy Fog | 1 mph E | 6% |
| Saturday | 86°F | Patchy Fog then Mostly Sunny | 1 mph NE | 6% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 3 mph SE | 30% |
| Sunday | 86°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph SW | 32% |
| Sunday Night | 68°F | Chance Showers And Thunderstorms | 3 mph E | 40% |
| Monday | 82°F | Partly Sunny then Chance Showers And Thunderstorms | 3 mph NNE | 34% |
| Monday Night | 66°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph ENE | 59% |
| Tuesday | 77°F | Showers And Thunderstorms Likely | 3 mph ENE | 69% |
| Tuesday Night | 64°F | Showers And Thunderstorms Likely | 6 mph ENE | 69% |
| Wednesday | 72°F | Showers And Thunderstorms Likely | 6 mph SE | 61% |
| Wednesday Night | 61°F | Showers And Thunderstorms Likely | 6 mph E | 61% |
| Thursday | 70°F | Chance Rain Showers | 5 mph N | 25% |
| Thursday Night | 59°F | Slight Chance Rain Showers | 1 to 5 mph N | 21% |
| Friday | 70°F | Partly Sunny | 5 mph N | 10% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Williamson, KY
Last spring frost
Apr 8
First fall frost
Nov 2
Growing season
206 days
Hardiness zone
7a
Explore more for Williamson, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Williamson, Wv (9.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.