Harman US

Seaman, OH Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Seaman, a village in Adams County, Ohio.

Overnight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. Northeast wind around 3 mph.

7-day forecast for Seaman

WhenTempForecastWindPrecip
Overnight 63°F Mostly Cloudy 3 mph NE 1%
Saturday 88°F Partly Sunny then Slight Chance Showers And Thunderstorms 5 mph SE 23%
Saturday Night 67°F Chance Showers And Thunderstorms 5 mph S 63%
Sunday 88°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 8 mph SW 25%
Sunday Night 61°F Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms 9 mph N 50%
Monday 75°F Chance Rain Showers 10 mph NE 49%
Monday Night 55°F Showers And Thunderstorms Likely 7 to 10 mph NE 58%
Tuesday 73°F Chance Showers And Thunderstorms 10 mph NE 48%
Tuesday Night 57°F Showers And Thunderstorms Likely 6 to 10 mph NE 56%
Wednesday 72°F Showers And Thunderstorms Likely 9 mph E 62%
Wednesday Night 55°F Showers And Thunderstorms Likely 6 to 9 mph NE 62%
Thursday 72°F Slight Chance Rain Showers then Partly Sunny 9 mph NE 21%
Thursday Night 53°F Mostly Cloudy 5 to 9 mph NE 13%
Friday 72°F Mostly Sunny 6 to 10 mph NE 10%

Forecast source: National Weather Service (api.weather.gov) for Seaman (38.931, -83.568). Updated through the day.

Growing snapshot for Seaman

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

More local growing data for Seaman: nearby ZIP 45679 weather · frost dates · planting calendar · Ohio frost dates

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Climate data from the nearest NOAA station, Hillsboro, Oh (17.8 mi from Seaman). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.