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Atlanta, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Atlanta, a town in Hamilton County, Indiana.

This Afternoon
81°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southwest wind around 6 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

7-day forecast for Atlanta

WhenTempForecastWindPrecip
This Afternoon 81°F Chance Showers And Thunderstorms 6 mph SW 49%
Tonight 67°F Chance Showers And Thunderstorms 2 to 6 mph S 35%
Sunday 81°F Chance Showers And Thunderstorms 2 to 9 mph NNW 47%
Sunday Night 57°F Chance Showers And Thunderstorms 12 to 15 mph NE 68%
Monday 68°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 13 to 16 mph ENE 57%
Monday Night 52°F Chance Showers And Thunderstorms 12 to 16 mph NE 51%
Tuesday 67°F Chance Showers And Thunderstorms 12 to 16 mph NE 40%
Tuesday Night 53°F Chance Showers And Thunderstorms 8 to 15 mph NE 40%
Wednesday 68°F Chance Showers And Thunderstorms 10 mph NNE 32%
Wednesday Night 53°F Slight Chance Showers And Thunderstorms then Mostly Cloudy 6 to 10 mph NNE 21%
Thursday 69°F Mostly Cloudy 6 to 9 mph NNE 7%
Thursday Night 53°F Mostly Cloudy 3 to 9 mph NNE 6%
Friday 72°F Partly Sunny 3 to 9 mph NNE 5%
Friday Night 52°F Partly Cloudy 3 to 8 mph NE 3%

Forecast source: National Weather Service (api.weather.gov) for Atlanta (40.214, -86.027). Updated through the day.

Growing snapshot for Atlanta

Last spring frost
Apr 23
First fall frost
Oct 17
Growing season
174 days
Hardiness zone
6a

More local growing data for Atlanta: nearby ZIP 46031 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Tipton 5 Sw, In (5.4 mi from Atlanta). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.