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Boone Grove, IN Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Boone Grove, a community in Porter County, Indiana.

Today
78°F
Showers And Thunderstorms
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Cloudy, with a high near 78. Southeast wind 5 to 10 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

7-day forecast for Boone Grove

WhenTempForecastWindPrecip
Today 78°F Showers And Thunderstorms 5 to 10 mph SE 95%
Tonight 64°F Showers And Thunderstorms Likely 5 mph S 79%
Sunday 72°F Showers And Thunderstorms Likely 5 to 10 mph N 61%
Sunday Night 53°F Chance Showers And Thunderstorms 10 to 15 mph NE 41%
Monday 66°F Chance Rain Showers 10 to 15 mph ENE 41%
Monday Night 49°F Slight Chance Rain Showers then Mostly Cloudy 10 to 15 mph NE 24%
Tuesday 65°F Slight Chance Rain Showers 10 to 15 mph NE 22%
Tuesday Night 50°F Slight Chance Rain Showers then Mostly Cloudy 10 mph NE 22%
Wednesday 66°F Partly Sunny 10 mph NNE 8%
Wednesday Night 51°F Mostly Cloudy 5 to 10 mph NNE 6%
Thursday 68°F Partly Sunny 5 to 10 mph NNE 4%
Thursday Night 51°F Mostly Cloudy 5 to 10 mph NNE 4%
Friday 72°F Mostly Sunny 5 to 10 mph NNE 2%
Friday Night 50°F Partly Cloudy 5 to 10 mph NE 2%

Forecast source: National Weather Service (api.weather.gov) for Boone Grove (41.355, -87.134). Updated through the day.

Growing snapshot for Boone Grove

Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
5b

More local growing data for Boone Grove: nearby ZIP 46302 weather · frost dates · planting calendar · Indiana frost dates

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Climate data from the nearest NOAA station, Valparaiso Porter Co Muni Ap, In (8.6 mi from Boone Grove). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.