Eaton, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Eaton, a city in Preble County, Ohio.
Tonight
60°F
Mostly Cloudy then Showers And Thunderstorms Likely
A chance of rain showers between 2am and 4am, then showers and thunderstorms likely. Mostly cloudy, with a low around 60. South wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
7-day forecast for Eaton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 60°F | Mostly Cloudy then Showers And Thunderstorms Likely | 10 to 16 mph S | 74% |
| Wednesday | 68°F | Showers And Thunderstorms | 12 to 18 mph S | 99% |
| Wednesday Night | 48°F | Slight Chance Rain Showers then Mostly Cloudy | 6 to 10 mph SW | 15% |
| Thursday | 64°F | Mostly Sunny | 7 to 14 mph SW | 0% |
| Thursday Night | 44°F | Partly Cloudy | 3 to 8 mph W | 2% |
| Friday | 59°F | Partly Sunny | 3 to 9 mph NW | 10% |
| Friday Night | 38°F | Mostly Cloudy | 9 mph NW | 13% |
| Saturday | 54°F | Slight Chance Light Rain | 8 mph NW | 15% |
| Saturday Night | 34°F | Partly Cloudy | 5 mph W | 4% |
| Sunday | 57°F | Mostly Sunny | 3 to 10 mph W | 10% |
| Sunday Night | 34°F | Partly Cloudy | 6 to 9 mph NW | 13% |
| Monday | 59°F | Sunny | 6 to 12 mph W | 13% |
| Monday Night | 37°F | Mostly Clear | 9 mph SW | 10% |
| Tuesday | 63°F | Sunny | 12 mph W | 3% |
Forecast source: National Weather Service (api.weather.gov) for Eaton (39.750, -84.634). Updated through the day.
Growing snapshot for Eaton
Last spring frost
Apr 25
First fall frost
Oct 20
Growing season
176 days
Hardiness zone
6a
More local growing data for Eaton: nearby ZIP 45320 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Camden
Castine
Eldorado
Gordon
Gratis
Lake Lakengren
Lewisburg
New Paris
Verona
West Alexandria
West Elkton
West Manchester
Climate data from the nearest NOAA station, Eaton, Oh (2.7 mi from Eaton). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.