South Williamson, KY Weather & Growing Conditions
Overnight
69°F
Patchy Fog
Patchy fog after 3am. Partly cloudy. Low around 69, with temperatures rising to around 70 overnight. South southeast wind around 3 mph. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 69°F | Patchy Fog | 3 mph SSE | 7% |
| Sunday | 88°F | Patchy Fog then Partly Sunny | 5 mph WSW | 17% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 mph S | 30% |
| Monday | 85°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 5 mph WSW | 54% |
| Monday Night | 65°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 1 to 5 mph NE | 66% |
| Tuesday | 79°F | Showers And Thunderstorms | 3 mph NNE | 82% |
| Tuesday Night | 63°F | Showers And Thunderstorms | 6 mph E | 82% |
| Wednesday | 75°F | Showers And Thunderstorms | 7 mph SE | 79% |
| Wednesday Night | 59°F | Showers And Thunderstorms | 5 to 10 mph ESE | 79% |
| Thursday | 73°F | Rain Showers Likely | 5 mph E | 58% |
| Thursday Night | 58°F | Chance Showers And Thunderstorms | 1 to 5 mph ENE | 45% |
| Friday | 72°F | Partly Sunny | 1 to 6 mph NNE | 12% |
| Friday Night | 54°F | Partly Cloudy | 0 to 6 mph N | 11% |
| Saturday | 73°F | Mostly Sunny | 0 to 6 mph NNE | 7% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for South Williamson, KY
Last spring frost
Apr 8
First fall frost
Nov 2
Growing season
206 days
Hardiness zone
7a
Explore more for South Williamson, KY: full frost dates · planting calendar · Kentucky frost dates
Climate data from the nearest NOAA station, Williamson, Wv (2.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.