Bluffton, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Bluffton, a city in Wells County, Indiana.

This Afternoon

74°F

Mostly Sunny

Mostly sunny, with a high near 74. East wind around 5 mph.

7-day forecast for Bluffton

When	Temp	Forecast	Wind	Precip
This Afternoon	74°F	Mostly Sunny	5 mph E	2%
Tonight	58°F	Partly Cloudy	5 mph E	14%
Saturday	78°F	Chance Showers And Thunderstorms then Showers And Thunderstorms	5 mph SE	88%
Saturday Night	66°F	Showers And Thunderstorms Likely then Chance Showers And Thunderstorms	5 mph S	65%
Sunday	77°F	Showers And Thunderstorms Likely	5 to 10 mph NW	74%
Sunday Night	57°F	Showers And Thunderstorms Likely	10 to 15 mph NE	73%
Monday	66°F	Showers And Thunderstorms Likely	10 to 15 mph NE	62%
Monday Night	53°F	Chance Showers And Thunderstorms	10 to 15 mph NE	40%
Tuesday	65°F	Chance Showers And Thunderstorms	10 to 15 mph NE	25%
Tuesday Night	54°F	Slight Chance Rain Showers	10 to 15 mph NE	22%
Wednesday	66°F	Slight Chance Rain Showers	10 mph NE	19%
Wednesday Night	54°F	Slight Chance Rain Showers then Mostly Cloudy	5 to 10 mph N	17%
Thursday	68°F	Mostly Cloudy	5 to 10 mph N	7%
Thursday Night	53°F	Mostly Cloudy	5 mph N	7%

Forecast source: National Weather Service (api.weather.gov) for Bluffton (40.743, -85.172). Updated through the day.

Growing snapshot for Bluffton

Last spring frost

Apr 24

First fall frost

Oct 20

Growing season

179 days

Hardiness zone

More local growing data for Bluffton: nearby ZIP 46714 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Bluffton 6N, In (6.4 mi from Bluffton). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.