Harmony, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Harmony, a town in Clay County, Indiana.
This Afternoon
68°F
Mostly Cloudy
Mostly cloudy. High near 68, with temperatures falling to around 61 in the afternoon. West southwest wind around 14 mph, with gusts as high as 20 mph.
7-day forecast for Harmony
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Mostly Cloudy | 14 mph WSW | 9% |
| Tonight | 47°F | Mostly Cloudy | 3 to 10 mph WSW | 5% |
| Thursday | 61°F | Partly Sunny | 6 to 13 mph SW | 0% |
| Thursday Night | 42°F | Mostly Cloudy | 1 to 7 mph W | 14% |
| Friday | 54°F | Mostly Cloudy | 5 to 10 mph NNW | 5% |
| Friday Night | 32°F | Partly Cloudy | 2 to 7 mph NNW | 2% |
| Saturday | 53°F | Sunny | 2 to 7 mph NW | 0% |
| Saturday Night | 29°F | Mostly Clear | 0 to 3 mph NNW | 0% |
| Sunday | 58°F | Sunny | 0 to 8 mph WNW | 0% |
| Sunday Night | 32°F | Mostly Clear | 0 to 3 mph NW | 0% |
| Monday | 62°F | Sunny | 0 to 7 mph WNW | 0% |
| Monday Night | 35°F | Clear | 5 mph SW | 0% |
| Tuesday | 63°F | Sunny | 1 to 6 mph W | 2% |
| Tuesday Night | 36°F | Mostly Clear | 0 to 3 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov) for Harmony (39.534, -87.073). Updated through the day.
Growing snapshot for Harmony
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
169 days
More local growing data for Harmony: nearby ZIP 47853 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Billtown
Bowling Green
Brazil
Center Point
Clay City
Cloverland
Coalmont
Cory
Knightsville
Lewis
Middlebury
Saline City
Staunton
Climate data from the nearest NOAA station, Greencastle 1 W, In (12.8 mi from Harmony). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.