Harman US

Carbon, IN Weather & Growing Conditions

This Afternoon
67°F
Slight Chance Light Rain
A slight chance of rain. Mostly cloudy. High near 67, with temperatures falling to around 61 in the afternoon. West southwest wind around 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.

7-day forecast

WhenTempForecastWindPrecip
This Afternoon 67°F Slight Chance Light Rain 12 mph WSW 15%
Tonight 47°F Mostly Cloudy 5 to 10 mph WSW 6%
Thursday 61°F Partly Sunny 6 to 13 mph SW 1%
Thursday Night 43°F Mostly Cloudy 1 to 7 mph WNW 14%
Friday 54°F Mostly Cloudy 6 to 10 mph NNW 5%
Friday Night 33°F Partly Cloudy 2 to 8 mph NNW 1%
Saturday 53°F Sunny 2 to 7 mph NW 0%
Saturday Night 30°F Mostly Clear 0 to 3 mph NNW 0%
Sunday 58°F Sunny 0 to 8 mph WNW 0%
Sunday Night 32°F Mostly Clear 0 to 3 mph NW 0%
Monday 62°F Sunny 0 to 7 mph WNW 0%
Monday Night 36°F Clear 5 mph SW 0%
Tuesday 64°F Sunny 1 to 6 mph W 2%
Tuesday Night 37°F Mostly Clear 0 to 3 mph NNW 2%

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

Growing snapshot for Carbon, IN

Last spring frost
Apr 30
First fall frost
Oct 12
Growing season
164 days
Hardiness zone
6a

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

Climate data from the nearest NOAA station, Rockville, In (10.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.