Penntown, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Penntown, a community in Dearborn County, Indiana.
Today
83°F
Sunny
Sunny, with a high near 83. Northeast wind around 3 mph.
7-day forecast for Penntown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 3 mph NE | 0% |
| Tonight | 62°F | Mostly Clear | 2 mph N | 0% |
| Wednesday | 86°F | Sunny | 2 mph N | 4% |
| Wednesday Night | 66°F | Mostly Clear | 2 mph NW | 3% |
| Thursday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 6 mph SW | 22% |
| Thursday Night | 67°F | Slight Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 3 mph SW | 60% |
| Friday | 84°F | Showers And Thunderstorms Likely | 2 to 6 mph SW | 65% |
| Friday Night | 66°F | Showers And Thunderstorms Likely | 3 mph SW | 65% |
| Saturday | 84°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 29% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms then Partly Cloudy | 3 mph SW | 29% |
| Sunday | 87°F | Mostly Sunny | 2 to 7 mph SW | 14% |
| Sunday Night | 69°F | Partly Cloudy | 5 mph SW | 14% |
| Monday | 88°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 5 to 8 mph SW | 19% |
| Monday Night | 70°F | Chance Showers And Thunderstorms | 2 to 6 mph SW | 28% |
Forecast source: National Weather Service (api.weather.gov) for Penntown (39.270, -85.091). Updated through the day.
Growing snapshot for Penntown
Last spring frost
Apr 30
First fall frost
Oct 16
Growing season
168 days
Hardiness zone
6b
More local growing data for Penntown: nearby ZIP 47041 weather · frost dates · planting calendar · Indiana frost dates
Nearby towns & communities
Aurora
Bright
Dillsboro
Greendale
Hidden Valley
Lawrenceburg
Manchester
Moores Hill
Sunman
West Harrison
Climate data from the nearest NOAA station, Milan 5 Ne, In (5.3 mi from Penntown). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.