FrostDateCheck

McCordsville, IN 46055 Frost Dates

When can you plant in McCordsville, IN?

Zone 6a

Around 04/18 is the usual last spring frost, about 233 days away. The first fall frost typically arrives around 10/26, about 190 frost-free days later.

Zone 6a (-10 to -5°F average annual minimum) comes from the USDA Plant Hardiness Zone Map; the frost dates above are the 1991-2020 normal at the nearest reporting NOAA station for McCordsville, not a forecast for this year.

What to do before the first frost

About 8 weeks of growing season left in McCordsville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.

The actual range around McCordsville's last frost

04/18 is the middle of 30 years of NOAA records, not a promise. Plant by 04/03 and you're betting against frost in roughly 9 years out of 10. 05/06 is the safer bet, historically only a 1-in-10 chance of frost that late.

How McCordsville compares

About 190 days separate McCordsville's last and first frost, putting it 21,087 of 40,283 ZIP codes nationally. Within IN, it ranks 262 of 927.

Learn more

the frost range covers how to read the range around McCordsville's dates instead of trusting one. local microclimates covers what one yard in McCordsville can differ from the 46055 normal.