Harrodsburg, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harrodsburg, a community in Monroe County, Indiana.
Today
91°F
Mostly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91. West southwest wind around 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Harrodsburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 91°F | Mostly Sunny then Chance Showers And Thunderstorms | 5 mph WSW | 42% |
| Tonight | 70°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 3 mph SSE | 20% |
| Sunday | 90°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 mph W | 21% |
| Sunday Night | 63°F | Chance Showers And Thunderstorms | 7 mph NNE | 48% |
| Monday | 75°F | Showers And Thunderstorms Likely | 8 mph ENE | 64% |
| Monday Night | 57°F | Showers And Thunderstorms Likely | 6 to 10 mph NE | 64% |
| Tuesday | 71°F | Chance Showers And Thunderstorms | 8 mph NE | 26% |
| Tuesday Night | 56°F | Chance Showers And Thunderstorms | 3 to 9 mph NNE | 27% |
| Wednesday | 71°F | Partly Sunny | 6 mph N | 10% |
| Wednesday Night | 55°F | Partly Cloudy | 1 to 6 mph N | 9% |
| Thursday | 72°F | Partly Sunny | 2 to 6 mph N | 7% |
| Thursday Night | 56°F | Mostly Cloudy | 2 to 6 mph NNE | 7% |
| Friday | 73°F | Mostly Sunny | 2 to 7 mph NNE | 2% |
| Friday Night | 55°F | Partly Cloudy | 2 to 7 mph NE | 2% |
Forecast source: National Weather Service (api.weather.gov) for Harrodsburg (39.017, -86.554). Updated through the day.
Growing snapshot for Harrodsburg
Last spring frost
Apr 20
First fall frost
Oct 20
Growing season
181 days
Hardiness zone
6b
More local growing data for Harrodsburg: nearby ZIP 47434 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Oolitic Purdue Ex Fm, In (8.6 mi from Harrodsburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.