Miami, MO 65344 Frost Dates
65344, near Miami, MO: the frost window
The last spring frost here typically falls around 04/10, about 225 days from today. Fall's first freeze usually shows up around 10/29, roughly 201 days after the last spring frost.
The USDA Plant Hardiness Zone Map puts Miami in Zone 6b (-5 to 0°F average annual minimum); frost dates are NOAA's 1991-2020 station normal, not this year's forecast.
Stretching the season past the first frost
Miami's growing season runs out in roughly 9 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
How much risk comes with planting early here
04/10 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/24 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/26 and only about 1 year in 10 sees frost after that.
Miami against the rest of the dataset
About 201 days separate Miami's last and first frost, putting it 17,676 of 40,283 ZIP codes nationally. Within MO, it ranks 382 of 1,129.
Learn more
Two guides worth reading on 65344: the frost range, on how to read the range around Miami's dates instead of trusting one, and local microclimates, on what one yard in Miami can differ from the 65344 normal.