Clayton, OH Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clayton, a city in Montgomery County, Ohio.
Today
83°F
Sunny
Sunny, with a high near 83. Northeast wind around 3 mph.
7-day forecast for Clayton
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 3 mph NE | 0% |
| Tonight | 62°F | Mostly Clear | 3 mph N | 1% |
| Wednesday | 86°F | Sunny | 1 to 5 mph N | 7% |
| Wednesday Night | 66°F | Partly Cloudy | 5 mph W | 3% |
| Thursday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph SW | 45% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 7 mph SW | 69% |
| Friday | 84°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 69% |
| Friday Night | 66°F | Showers And Thunderstorms Likely | 3 to 7 mph SW | 63% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 5 to 8 mph SW | 30% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 to 7 mph SW | 30% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 12 mph SW | 17% |
| Sunday Night | 69°F | Slight Chance Showers And Thunderstorms | 9 mph SW | 19% |
| Monday | 87°F | Chance Showers And Thunderstorms | 8 to 13 mph SW | 26% |
| Monday Night | 69°F | Chance Showers And Thunderstorms | 7 to 10 mph SW | 34% |
Forecast source: National Weather Service (api.weather.gov) for Clayton (39.870, -84.325). Updated through the day.
Growing snapshot for Clayton
Last spring frost
Apr 16
First fall frost
Oct 28
Growing season
194 days
Hardiness zone
6a
More local growing data for Clayton: nearby ZIP 45315 weather · frost dates · planting calendar · Ohio frost dates
Nearby towns & communities
Brandt
Brookville
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Dayton
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Kettering
Miamisburg
Moraine
New Lebanon
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Shiloh
Trotwood
Union
Vandalia
West Carrollton
Climate data from the nearest NOAA station, Dayton Intl Ap, Oh (7.2 mi from Clayton). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.