Wheatfield, IN 46392 Frost Dates
Frost dates for Wheatfield, IN, ZIP 46392
Typically, the last spring freeze lands around 04/25, roughly 240 days out. The first fall frost typically arrives around 10/17, about 173 frost-free days later.
The USDA Plant Hardiness Zone Map puts Wheatfield in Zone 5b (-15 to -10°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
What to do before the first frost
Zone 5b around Wheatfield has about 7 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.
How much risk comes with planting early here
04/25 is the middle of 30 years of NOAA records, not a promise. Plant by 04/12 and you're betting against frost in roughly 9 years out of 10. 05/11 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Wheatfield compares
At roughly 173 frost-free days, Wheatfield places 28,004 of 40,283 ZIP codes in this dataset. Within IN, it ranks 730 of 927.
Learn more
local microclimates explains what one yard in Wheatfield can differ from the 46392 normal, and zone vs. frost date explains why Zone 5b and Wheatfield's frost date answer different questions.