Mindenmines, MO 64769 Frost Dates
Mindenmines, MO: when does the frost end?
Typically, the last spring freeze lands around 04/06, roughly 221 days out. Fall's first freeze usually shows up around 10/24, roughly 198 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 Mindenmines, not a forecast for this year.
Stretching the season past the first frost
With roughly 8 weeks until Mindenmines's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
How much risk comes with planting early here
04/06 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/22 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/23 and only about 1 year in 10 sees frost after that.
Mindenmines against the rest of the dataset
At roughly 198 frost-free days, Mindenmines places 18,528 of 40,283 ZIP codes in this dataset. Within MO, it ranks 516 of 1,129.
Learn more
Before leaning on 64769's figures: zone vs. frost date explains why Zone 7a and Mindenmines's frost date answer different questions, while the frost range explains how to read the range around Mindenmines's dates instead of trusting one.