Scott City, MO 63780 Frost Dates
63780, near Scott City, MO: the frost window
Around 04/05 is the usual last spring frost, about 220 days away. Fall's first freeze usually shows up around 10/25, roughly 201 days after the last spring frost.
Zone 7a (0 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 Scott City, not a forecast for this year.
Stretching the season past the first frost
Scott City'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
04/05 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/19 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/21 and only about 1 year in 10 sees frost after that.
Scott City against the rest of the dataset
At roughly 201 frost-free days, Scott City places 17,499 of 40,283 ZIP codes in this dataset. Within MO, it ranks 367 of 1,129.
Learn more
Two guides worth reading on 63780: the frost range, on how to read the range around Scott City's dates instead of trusting one, and local microclimates, on what one yard in Scott City can differ from the 63780 normal.