South Whitley, IN 46787 Frost Dates
South Whitley, IN: when does the frost end?
The last spring frost here typically falls around 04/27, about 242 days from today. Fall's first freeze usually shows up around 10/17, roughly 171 days after the last spring frost.
South Whitley 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
With roughly 7 weeks until South Whitley's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around South Whitley's last frost
04/27 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/14 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/14 and only about 1 year in 10 sees frost after that.
South Whitley against the rest of the dataset
About 171 days separate South Whitley's last and first frost, putting it 28,686 of 40,283 ZIP codes nationally. Within IN, it ranks 765 of 927.
Learn more
Before leaning on 46787's figures: zone vs. frost date explains why Zone 6a and South Whitley's frost date answer different questions, while the frost range explains how to read the range around South Whitley's dates instead of trusting one.