FrostDateCheck

Grandview, MO 64149 Frost Dates

64149, near Grandview, MO: the frost window

Zone 6b

Around 04/13 is the usual last spring frost, about 228 days away. Fall's first freeze usually shows up around 10/26, roughly 194 days after the last spring frost.

Grandview 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.

Stretching the season past the first frost

Grandview's growing season runs out in roughly 8 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

04/13 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/31 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/28 and only about 1 year in 10 sees frost after that.

Grandview against the rest of the dataset

At roughly 194 frost-free days, Grandview places 19,437 of 40,283 ZIP codes in this dataset. Within MO, it ranks 629 of 1,129.

Learn more

Two guides worth reading on 64149: the frost range, on how to read the range around Grandview's dates instead of trusting one, and local microclimates, on what one yard in Grandview can differ from the 64149 normal.