Rossburg, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rossburg, a village in Darke County, Ohio.
This Afternoon
82°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 5pm, then a chance of showers and thunderstorms. Cloudy, with a high near 82. Southwest wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Rossburg
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 82°F | Showers And Thunderstorms Likely | 8 mph SW | 74% |
| Tonight | 66°F | Chance Showers And Thunderstorms | 7 mph S | 51% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 5 to 10 mph W | 80% |
| Sunday Night | 56°F | Showers And Thunderstorms | 13 mph NE | 76% |
| Monday | 67°F | Chance Rain Showers | 12 to 15 mph NE | 53% |
| Monday Night | 52°F | Chance Rain Showers | 10 to 16 mph NE | 48% |
| Tuesday | 67°F | Slight Chance Rain Showers | 10 to 15 mph NE | 19% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 8 to 15 mph NE | 42% |
| Wednesday | 67°F | Chance Rain Showers | 9 mph NE | 42% |
| Wednesday Night | 53°F | Chance Rain Showers | 6 to 10 mph NE | 39% |
| Thursday | 69°F | Mostly Cloudy | 6 to 9 mph NE | 11% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 9 mph N | 11% |
| Friday | 70°F | Partly Sunny | 6 to 10 mph NE | 7% |
| Friday Night | 50°F | Partly Cloudy | 5 to 10 mph NE | 7% |
Forecast source: National Weather Service (api.weather.gov) for Rossburg (40.280, -84.638). Updated through the day.
Growing snapshot for Rossburg
Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a
More local growing data for Rossburg: nearby ZIP 45362 weather · frost dates · planting calendar · Ohio frost dates
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Climate data from the nearest NOAA station, Greenville Wtp, Oh (13.1 mi from Rossburg). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.