Harrodsburg, KY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrodsburg, a city in Mercer County, Kentucky.
This Afternoon
91°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind around 3 mph. Chance of precipitation is 30%.
7-day forecast for Harrodsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 91°F | Scattered Showers And Thunderstorms | 3 mph SW | 28% |
| Tonight | 70°F | Scattered Showers And Thunderstorms then Partly Cloudy | 5 mph S | 35% |
| Sunday | 91°F | Mostly Sunny | 5 to 9 mph SW | 6% |
| Sunday Night | 67°F | Partly Cloudy | 6 mph S | 12% |
| Monday | 87°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 mph NE | 44% |
| Monday Night | 62°F | Scattered Showers And Thunderstorms | 7 mph NE | 51% |
| Tuesday | 80°F | Scattered Showers And Thunderstorms | 6 mph NE | 52% |
| Tuesday Night | 60°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 6 mph NE | 51% |
| Wednesday | 76°F | Showers And Thunderstorms Likely | 6 mph N | 59% |
| Wednesday Night | 57°F | Showers And Thunderstorms Likely | 2 to 6 mph N | 59% |
| Thursday | 75°F | Partly Sunny | 2 to 6 mph N | 12% |
| Thursday Night | 56°F | Partly Cloudy | 2 to 6 mph N | 11% |
| Friday | 75°F | Mostly Sunny | 2 to 7 mph N | 6% |
| Friday Night | 53°F | Partly Cloudy | 3 to 7 mph N | 6% |
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 Sep 19, 2026.