FrostDateCheck

Winfield, TN 42635 Frost Dates

Frost dates for Winfield, TN, ZIP 42635

Zone 7a

The last spring frost here typically falls around 04/24, about 239 days from today. The first fall frost typically arrives around 10/18, about 177 frost-free days later.

The USDA Plant Hardiness Zone Map puts Winfield in Zone 7a (0 to 5°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 7a around Winfield 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.

The actual range around Winfield's last frost

04/24 is the middle of 30 years of NOAA records, not a promise. Plant by 04/08 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 Winfield compares

About 177 days separate Winfield's last and first frost, putting it 26,185 of 40,283 ZIP codes nationally. Within TN, it ranks 743 of 770.

Learn more

zone vs. frost date explains why Zone 7a and Winfield's frost date answer different questions, and the frost range explains how to read the range around Winfield's dates instead of trusting one.