Wakarusa, IN 46573 Frost Dates
46573, near Wakarusa, IN: the frost window
The last spring frost here typically falls around 04/26, about 241 days from today. Fall's first freeze usually shows up around 10/21, roughly 175 days after the last spring frost.
Wakarusa 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
Wakarusa'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.
How much risk comes with planting early here
04/26 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/13 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/12 and only about 1 year in 10 sees frost after that.
Wakarusa against the rest of the dataset
At roughly 175 frost-free days, Wakarusa places 26,985 of 40,283 ZIP codes in this dataset. Within IN, it ranks 633 of 927.
Learn more
Two guides worth reading on 46573: zone vs. frost date, on why Zone 6a and Wakarusa's frost date answer different questions, and the frost range, on how to read the range around Wakarusa's dates instead of trusting one.