Grayson, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Grayson, a city in Carter County, Kentucky.
Today
87°F
Sunny
Sunny, with a high near 87. Northeast wind around 2 mph.
7-day forecast for Grayson
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 2 mph NE | 9% |
| Tonight | 66°F | Partly Cloudy | 2 mph E | 8% |
| Wednesday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 mph SW | 52% |
| Wednesday Night | 67°F | Chance Showers And Thunderstorms | 1 mph SW | 39% |
| Thursday | 87°F | Showers And Thunderstorms Likely | 3 mph SW | 61% |
| Thursday Night | 68°F | Showers And Thunderstorms Likely | 2 mph S | 61% |
| Friday | 86°F | Showers And Thunderstorms Likely | 5 mph SW | 67% |
| Friday Night | 67°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 2 mph SW | 67% |
| Saturday | 86°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 41% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 2 mph SW | 41% |
| Sunday | 87°F | Chance Showers And Thunderstorms | 3 mph SW | 26% |
| Sunday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 2 mph SW | 17% |
| Monday | 89°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 5 mph SW | 18% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 mph SW | 28% |
Forecast source: National Weather Service (api.weather.gov) for Grayson (38.334, -82.936). Updated through the day.
Growing snapshot for Grayson
Last spring frost
May 2
First fall frost
Oct 11
Growing season
160 days
Hardiness zone
6b
More local growing data for Grayson: nearby ZIP 41143 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Grayson 3 Sw, Ky (3 mi from Grayson). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.