Whiting, IN 60617 Frost Dates
Whiting, IN: when does the frost end?
Typically, the last spring freeze lands around 04/10, roughly 225 days out. Fall's first freeze usually shows up around 11/05, roughly 208 days after the last spring frost.
Whiting 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 10 weeks until Whiting's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Whiting's last frost
04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/29 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/25 and only about 1 year in 10 sees frost after that.
Whiting against the rest of the dataset
At roughly 208 frost-free days, Whiting places 15,588 of 40,283 ZIP codes in this dataset. Within IN, it ranks 34 of 927.
Learn more
Before leaning on 60617's figures: the frost range explains how to read the range around Whiting's dates instead of trusting one, while local microclimates explains what one yard in Whiting can differ from the 60617 normal.