Nelson, MO 65347 Frost Dates
Frost dates for Nelson, MO, ZIP 65347
Around 04/10 is the usual last spring frost, about 225 days away. The first fall frost typically arrives around 10/24, about 196 frost-free days later.
Nelson sits in USDA Zone 6b (-5 to 0°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 6b around Nelson 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 04/10 isn't a guarantee
04/10 is the middle of 30 years of NOAA records, not a promise. Plant by 03/27 and you're betting against frost in roughly 9 years out of 10. 04/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Nelson compares
Nelson's growing season runs about 196 days, ranking 19,106 of 40,283 US ZIP codes measured here, longest to shortest. Within MO, it ranks 592 of 1,129.
Learn more
zone vs. frost date explains why Zone 6b and Nelson's frost date answer different questions, and the frost range explains how to read the range around Nelson's dates instead of trusting one.