FrostDateCheck

Rosedale, IN 47851 Frost Dates

47851, near Rosedale, IN: the frost window

Zone 6a

Typically, the last spring freeze lands around 04/14, roughly 229 days out. Fall's first freeze usually shows up around 10/24, roughly 192 days after the last spring frost.

Rosedale sits in USDA Zone 6a (-10 to -5°F average annual minimum). The dates above are NOAA's 1991-2020 normal at the nearest reporting station, a 30-year average, not a forecast.

Stretching the season past the first frost

Rosedale's growing season runs out in roughly 8 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.

The actual range around Rosedale's last frost

04/14 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/02 and only about 1 year in 10 sees frost after that.

Rosedale against the rest of the dataset

Rosedale's growing season runs about 192 days, ranking 20,506 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 227 of 927.

Learn more

Two guides worth reading on 47851: zone vs. frost date, on why Zone 6a and Rosedale's frost date answer different questions, and the frost range, on how to read the range around Rosedale's dates instead of trusting one.