Penntown, IN Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Penntown, a community in Dearborn County, Indiana.
Overnight
63°F
Mostly Cloudy
Mostly cloudy, with a low around 63. East wind around 3 mph.
7-day forecast for Penntown
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 63°F | Mostly Cloudy | 3 mph E | 1% |
| Saturday | 88°F | Partly Sunny then Chance Showers And Thunderstorms | 5 mph S | 66% |
| Saturday Night | 68°F | Chance Showers And Thunderstorms | 3 mph S | 50% |
| Sunday | 87°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 6 mph W | 24% |
| Sunday Night | 60°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 7 mph N | 53% |
| Monday | 72°F | Rain Showers Likely | 9 mph NE | 56% |
| Monday Night | 55°F | Chance Showers And Thunderstorms | 6 to 9 mph NE | 54% |
| Tuesday | 70°F | Chance Showers And Thunderstorms | 8 mph NE | 34% |
| Tuesday Night | 56°F | Chance Showers And Thunderstorms | 3 to 8 mph NE | 32% |
| Wednesday | 70°F | Chance Rain Showers | 6 mph N | 32% |
| Wednesday Night | 55°F | Chance Rain Showers then Mostly Cloudy | 2 to 6 mph N | 29% |
| Thursday | 70°F | Mostly Cloudy | 3 to 7 mph N | 14% |
| Thursday Night | 54°F | Mostly Cloudy | 2 to 7 mph N | 14% |
| Friday | 71°F | Mostly Sunny | 3 to 7 mph NE | 6% |
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 Sep 19, 2026.