Hardin, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hardin, a city in Marshall County, Kentucky.
Today
87°F
Sunny
Sunny. High near 87, with temperatures falling to around 85 in the afternoon. North northeast wind around 6 mph.
7-day forecast for Hardin
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Sunny | 6 mph NNE | 0% |
| Tonight | 67°F | Clear then Patchy Fog | 1 to 5 mph NE | 0% |
| Wednesday | 89°F | Patchy Fog then Sunny | 3 mph SSW | 0% |
| Wednesday Night | 69°F | Mostly Clear | 2 mph S | 0% |
| Thursday | 90°F | Mostly Sunny | 5 mph SSW | 5% |
| Thursday Night | 73°F | Partly Cloudy then Slight Chance Showers And Thunderstorms | 3 mph S | 18% |
| Friday | 89°F | Chance Showers And Thunderstorms | 6 mph SW | 30% |
| Friday Night | 71°F | Chance Showers And Thunderstorms | 3 mph SW | 36% |
| Saturday | 89°F | Chance Showers And Thunderstorms | 5 mph SW | 37% |
| Saturday Night | 72°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SSW | 17% |
| Sunday | 91°F | Sunny | 2 to 6 mph SSW | 13% |
| Sunday Night | 74°F | Mostly Clear | 3 mph SSW | 13% |
| Monday | 92°F | Sunny | 5 to 8 mph SSW | 6% |
| Monday Night | 75°F | Mostly Clear | 5 mph SSW | 6% |
Forecast source: National Weather Service (api.weather.gov) for Hardin (36.765, -88.302). Updated through the day.
Growing snapshot for Hardin
Last spring frost
Apr 9
First fall frost
Oct 19
Growing season
192 days
Hardiness zone
7b
More local growing data for Hardin: nearby ZIP 42048 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Benton, Ky (7.6 mi from Hardin). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.