Plainfield, IN Weather & Growing Conditions
Today
82°F
Sunny
Sunny, with a high near 82. East northeast wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 82°F | Sunny | 2 mph ENE | 0% |
| Tonight | 62°F | Mostly Clear | 2 mph NE | 0% |
| Wednesday | 84°F | Sunny | 0 to 3 mph W | 0% |
| Wednesday Night | 66°F | Partly Cloudy | 3 mph SSW | 5% |
| Thursday | 83°F | Scattered Showers And Thunderstorms | 2 to 7 mph SSW | 53% |
| Thursday Night | 67°F | Scattered Showers And Thunderstorms then Chance Showers And Thunderstorms | 2 to 6 mph SSW | 59% |
| Friday | 82°F | Scattered Showers And Thunderstorms | 2 to 6 mph SW | 46% |
| Friday Night | 66°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 40% |
| Saturday | 84°F | Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 21% |
| Saturday Night | 68°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 6 mph SSW | 21% |
| Sunday | 86°F | Mostly Sunny | 5 to 9 mph SW | 11% |
| Sunday Night | 70°F | Partly Cloudy | 8 mph SSW | 12% |
| Monday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 7 to 10 mph SW | 18% |
| Monday Night | 70°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 9 mph SW | 31% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plainfield, IN
Last spring frost
Apr 12
First fall frost
Oct 27
Growing season
196 days
Hardiness zone
6b
Explore more for Plainfield, IN: full frost dates · planting calendar · Indiana frost dates
Climate data from the nearest NOAA station, Indianapolis Nwfo, In (2.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.