Harman US

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

WhenTempForecastWindPrecip
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

Nearby towns & communities

All Ohio locations ›

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.