Harmony, IN Weather & Growing Conditions
Today
66°F
Mostly Cloudy then Slight Chance Rain Showers
A slight chance of rain showers between noon and 1pm. Mostly cloudy. High near 66, with temperatures falling to around 60 in the afternoon. Southwest wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Mostly Cloudy then Slight Chance Rain Showers | 13 mph SW | 15% |
| Tonight | 47°F | Mostly Cloudy | 6 to 9 mph SW | 5% |
| Thursday | 62°F | Mostly Sunny | 7 to 13 mph SW | 4% |
| Thursday Night | 44°F | Mostly Cloudy | 1 to 8 mph W | 3% |
| Friday | 55°F | Mostly Cloudy | 2 to 10 mph NW | 9% |
| Friday Night | 36°F | Partly Cloudy | 3 to 9 mph NNW | 1% |
| Saturday | 53°F | Mostly Sunny | 3 to 7 mph NW | 1% |
| Saturday Night | 32°F | Partly Cloudy | 0 to 3 mph NW | 1% |
| Sunday | 58°F | Sunny | 1 to 8 mph WNW | 1% |
| Sunday Night | 33°F | Mostly Clear | 0 to 5 mph W | 1% |
| Monday | 61°F | Sunny | 0 to 7 mph SW | 0% |
| Monday Night | 37°F | Mostly Clear | 5 mph SW | 1% |
| Tuesday | 65°F | Sunny | 2 to 6 mph WSW | 1% |
| Tuesday Night | 38°F | Mostly Clear | 0 to 3 mph NNW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Harmony, IN
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
169 days
Explore more for Harmony, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Greencastle 1 W, In (12.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.