Harman US

Lebanon, IN Weather & Growing Conditions

This Afternoon
84°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely between 1pm and 2pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 84. South southwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 84°F Chance Showers And Thunderstorms 8 mph SSW 57%
Tonight 68°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 6 mph S 17%
Sunday 81°F Chance Showers And Thunderstorms 3 to 8 mph WNW 67%
Sunday Night 57°F Showers And Thunderstorms Likely 9 to 13 mph NE 66%
Monday 68°F Showers And Thunderstorms Likely 15 mph ENE 60%
Monday Night 52°F Chance Rain Showers 12 to 15 mph NE 48%
Tuesday 67°F Chance Rain Showers 15 mph NE 35%
Tuesday Night 53°F Chance Showers And Thunderstorms 7 to 14 mph NE 35%
Wednesday 67°F Mostly Cloudy 10 mph NNE 13%
Wednesday Night 53°F Mostly Cloudy 6 to 10 mph NNE 9%
Thursday 69°F Partly Sunny 6 to 9 mph NNE 3%
Thursday Night 53°F Mostly Cloudy 5 to 9 mph NNE 3%
Friday 71°F Mostly Sunny 6 to 9 mph NNE 2%
Friday Night 51°F Partly Cloudy 5 to 8 mph NE 2%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Lebanon, IN

Last spring frost
Apr 21
First fall frost
Oct 20
Growing season
180 days
Hardiness zone
6a

Explore more for Lebanon, IN: full frost dates · planting calendar · Indiana frost dates

Climate data from the nearest NOAA station, Whitestown, In (6.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.