Harmony, IN Weather & Growing Conditions
Overnight
60°F
Patchy Fog
Patchy fog. Clear. Low around 60, with temperatures rising to around 63 overnight. East wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 60°F | Patchy Fog | 2 mph E | 0% |
| Tuesday | 83°F | Patchy Fog then Sunny | 2 mph ESE | 0% |
| Tuesday Night | 61°F | Mostly Clear | 1 mph NE | 0% |
| Wednesday | 85°F | Sunny | 0 to 3 mph SSW | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 2 mph S | 8% |
| Thursday | 83°F | Scattered Showers And Thunderstorms | 1 to 6 mph SSW | 49% |
| Thursday Night | 67°F | Scattered Showers And Thunderstorms | 0 to 5 mph S | 53% |
| Friday | 83°F | Scattered Showers And Thunderstorms | 1 to 6 mph SSW | 33% |
| Friday Night | 67°F | Scattered Showers And Thunderstorms | 0 to 5 mph SSW | 33% |
| Saturday | 85°F | Slight Chance Showers And Thunderstorms | 1 to 6 mph SSW | 22% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph SSW | 17% |
| Sunday | 87°F | Sunny | 3 to 9 mph SSW | 11% |
| Sunday Night | 71°F | Partly Cloudy | 5 to 9 mph SSW | 11% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 9 mph SSW | 18% |
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 Aug 4, 2026.