Rushville, IN 46173 Frost Dates
Frost dates for Rushville, IN, ZIP 46173
Typically, the last spring freeze lands around 04/15, roughly 230 days out. The first fall frost typically arrives around 10/26, about 194 frost-free days later.
Rushville 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.
What to do before the first frost
Zone 6a around Rushville has about 8 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.
Why 04/15 isn't a guarantee
04/15 is the middle of 30 years of NOAA records, not a promise. Plant by 03/31 and you're betting against frost in roughly 9 years out of 10. 05/02 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Rushville compares
Rushville's growing season runs about 194 days, ranking 19,474 of 40,283 US ZIP codes measured here, longest to shortest. Within IN, it ranks 189 of 927.
Learn more
zone vs. frost date explains why Zone 6a and Rushville's frost date answer different questions, and the frost range explains how to read the range around Rushville's dates instead of trusting one.