Harman US

Columbus, IN Weather & Growing Conditions

This Afternoon
91°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny. High near 91, with temperatures falling to around 89 in the afternoon. Heat index values as high as 101. West southwest wind around 3 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 91°F Chance Showers And Thunderstorms 3 mph WSW 36%
Tonight 70°F Chance Showers And Thunderstorms then Mostly Cloudy 3 mph S 26%
Sunday 90°F Mostly Sunny 5 mph WSW 12%
Sunday Night 64°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 7 mph N 64%
Monday 76°F Chance Showers And Thunderstorms 7 mph NE 49%
Monday Night 59°F Chance Showers And Thunderstorms 5 to 9 mph NE 49%
Tuesday 73°F Chance Showers And Thunderstorms 7 mph NE 35%
Tuesday Night 59°F Chance Showers And Thunderstorms 3 to 9 mph NNE 37%
Wednesday 72°F Chance Showers And Thunderstorms 6 mph N 37%
Wednesday Night 58°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 2 to 6 mph N 18%
Thursday 72°F Partly Sunny 5 mph N 6%
Thursday Night 57°F Mostly Cloudy 5 mph NNE 6%
Friday 74°F Partly Sunny 2 to 6 mph NNE 6%
Friday Night 55°F Partly Cloudy 2 to 6 mph NNE 6%

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

Growing snapshot for Columbus, IN

Last spring frost
Apr 11
First fall frost
Oct 25
Growing season
195 days
Hardiness zone
6b

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

Climate data from the nearest NOAA station, Columbus, In (4.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.