Harman US

Seaman, OH Weather & Growing Conditions

Tonight
60°F
Mostly Cloudy then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 60. Southeast wind 6 to 9 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Tonight 60°F Mostly Cloudy then Chance Showers And Thunderstorms 6 to 9 mph SE 45%
Wednesday 68°F Showers And Thunderstorms 9 to 13 mph S 99%
Wednesday Night 53°F Showers And Thunderstorms then Mostly Cloudy 5 to 12 mph SW 80%
Thursday 68°F Mostly Sunny 5 to 12 mph SW 1%
Thursday Night 45°F Partly Cloudy 1 to 6 mph SW 0%
Friday 64°F Mostly Sunny 1 to 8 mph NW 5%
Friday Night 41°F Partly Cloudy 7 mph NW 11%
Saturday 57°F Mostly Sunny 7 mph NW 11%
Saturday Night 35°F Partly Cloudy 1 to 5 mph NW 11%
Sunday 58°F Mostly Sunny 2 to 8 mph W 6%
Sunday Night 34°F Partly Cloudy 3 to 7 mph W 13%
Monday 60°F Sunny 5 to 9 mph W 13%
Monday Night 37°F Mostly Clear 7 mph SW 12%
Tuesday 64°F Sunny 7 to 10 mph SW 2%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Seaman, OH

Last spring frost
Apr 24
First fall frost
Oct 20
Growing season
178 days
Hardiness zone
6b

Explore more for Seaman, OH: full frost dates · planting calendar · Ohio frost dates

Climate data from the nearest NOAA station, Hillsboro, Oh (17.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.