Kingsbury, IN 46345 Frost Dates
46345, near Kingsbury, IN: the frost window
Typically, the last spring freeze lands around 04/19, roughly 234 days out. Fall's first freeze usually shows up around 10/27, roughly 191 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Kingsbury in Zone 6a (-10 to -5°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Kingsbury's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/03 and only about 1 year in 10 sees frost after that.
Kingsbury against the rest of the dataset
Kingsbury's growing season runs about 191 days, ranking 20,929 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 245 of 927.
Learn more
Two guides worth reading on 46345: zone vs. frost date, on why Zone 6a and Kingsbury's frost date answer different questions, and the frost range, on how to read the range around Kingsbury's dates instead of trusting one.