Winchester, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Winchester, a city in Randolph County, Indiana.
This Afternoon
80°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Southwest wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast for Winchester
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 80°F | Showers And Thunderstorms Likely | 6 mph SW | 61% |
| Tonight | 69°F | Chance Showers And Thunderstorms | 3 to 7 mph S | 47% |
| Sunday | 81°F | Chance Showers And Thunderstorms | 5 to 8 mph WNW | 41% |
| Sunday Night | 56°F | Chance Showers And Thunderstorms | 13 mph NE | 63% |
| Monday | 68°F | Chance Showers And Thunderstorms | 13 mph NE | 52% |
| Monday Night | 52°F | Slight Chance Showers And Thunderstorms | 13 mph NE | 24% |
| Tuesday | 68°F | Chance Showers And Thunderstorms | 10 to 14 mph NE | 26% |
| Tuesday Night | 54°F | Chance Showers And Thunderstorms | 8 to 14 mph NE | 30% |
| Wednesday | 68°F | Chance Showers And Thunderstorms | 9 mph NE | 44% |
| Wednesday Night | 54°F | Chance Showers And Thunderstorms | 6 to 10 mph NE | 44% |
| Thursday | 69°F | Mostly Cloudy | 8 mph NE | 10% |
| Thursday Night | 52°F | Mostly Cloudy | 5 to 8 mph NE | 10% |
| Friday | 71°F | Partly Sunny | 5 to 9 mph NNE | 10% |
| Friday Night | 51°F | Partly Cloudy | 3 to 9 mph NNE | 3% |
Forecast source: National Weather Service (api.weather.gov) for Winchester (40.172, -84.977). Updated through the day.
Growing snapshot for Winchester
Last spring frost
Apr 20
First fall frost
Oct 21
Growing season
183 days
Hardiness zone
6a
More local growing data for Winchester: nearby ZIP 47394 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Blountsville
Farmland
Losantville
Lynn
Modoc
Parker City
Ridgeville
Saratoga
Spartanburg
Union City
Windsor
Climate data from the nearest NOAA station, Winchester Airport 3 E, In (3.5 mi from Winchester). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.