Clayton, IN Weather & Growing Conditions
Overnight
66°F
Mostly Cloudy
Mostly cloudy. Low around 66, with temperatures rising to around 69 overnight. East southeast wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 66°F | Mostly Cloudy | 5 mph ESE | 11% |
| Saturday | 88°F | Slight Chance Showers And Thunderstorms | 7 mph SSW | 61% |
| Saturday Night | 69°F | Slight Chance Showers And Thunderstorms then Mostly Cloudy | 6 mph SSE | 22% |
| Sunday | 85°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph WNW | 32% |
| Sunday Night | 60°F | Chance Showers And Thunderstorms | 9 to 13 mph NNE | 51% |
| Monday | 70°F | Showers And Thunderstorms Likely | 14 mph ENE | 66% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 12 to 17 mph NE | 66% |
| Tuesday | 68°F | Chance Showers And Thunderstorms | 13 mph NE | 39% |
| Tuesday Night | 55°F | Chance Showers And Thunderstorms | 7 to 14 mph NNE | 34% |
| Wednesday | 69°F | Mostly Cloudy | 9 mph NNE | 13% |
| Wednesday Night | 55°F | Mostly Cloudy | 5 to 9 mph NNE | 8% |
| Thursday | 71°F | Partly Sunny | 6 to 9 mph NNE | 4% |
| Thursday Night | 55°F | Mostly Cloudy | 5 to 9 mph NNE | 4% |
| Friday | 73°F | Mostly Sunny | 6 to 9 mph NNE | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Clayton, IN
Last spring frost
Apr 12
First fall frost
Oct 27
Growing season
196 days
Hardiness zone
6a
Explore more for Clayton, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Indianapolis Nwfo, In (13.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.