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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

WhenTempForecastWindPrecip
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

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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.