Harrodsburg, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrodsburg, a city in Mercer County, Kentucky.
Today
86°F
Sunny
Sunny, with a high near 86. Northeast wind around 5 mph.
7-day forecast for Harrodsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Sunny | 5 mph NE | 2% |
| Tonight | 67°F | Partly Cloudy | 1 to 5 mph N | 6% |
| Wednesday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 mph SW | 36% |
| Wednesday Night | 68°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph S | 36% |
| Thursday | 88°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 8 mph SW | 29% |
| Thursday Night | 70°F | Chance Showers And Thunderstorms | 6 mph S | 36% |
| Friday | 87°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 55% |
| Friday Night | 68°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 6 mph SW | 55% |
| Saturday | 86°F | Chance Showers And Thunderstorms | 7 mph SW | 41% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 5 mph SW | 41% |
| Sunday | 88°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 24% |
| Sunday Night | 70°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SW | 24% |
| Monday | 90°F | Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph SW | 15% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 7 mph SW | 16% |
Forecast source: National Weather Service (api.weather.gov) for Harrodsburg (37.768, -84.849). Updated through the day.
Growing snapshot for Harrodsburg
Last spring frost
Apr 7
First fall frost
Nov 1
Growing season
206 days
Hardiness zone
7a
More local growing data for Harrodsburg: nearby ZIP 40330 weather · frost dates · planting calendar · Kentucky frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Dix Dam, Ky (9.8 mi from Harrodsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.