Cowgill, MO 64637 Frost Dates
64637, near Cowgill, MO: the frost window
The last spring frost here typically falls around 04/23, about 238 days from today. Fall's first freeze usually shows up around 10/17, roughly 175 days after the last spring frost.
Cowgill sits in USDA Zone 6a (-10 to -5°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
Cowgill's growing season runs out in roughly 7 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
04/23 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/09 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/06 and only about 1 year in 10 sees frost after that.
Cowgill against the rest of the dataset
At roughly 175 frost-free days, Cowgill places 27,266 of 40,283 ZIP codes in this dataset. Within MO, it ranks 1,081 of 1,129.
Learn more
Two guides worth reading on 64637: local microclimates, on what one yard in Cowgill can differ from the 64637 normal, and zone vs. frost date, on why Zone 6a and Cowgill's frost date answer different questions.