Winston, MO 64689 Frost Dates
Winston, MO: when does the frost end?
The last spring frost here typically falls around 04/19, about 234 days from today. Fall's first freeze usually shows up around 10/21, roughly 184 days after the last spring frost.
Zone 6a (-10 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 Winston, not a forecast for this year.
Stretching the season past the first frost
With roughly 8 weeks until Winston's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Winston's last frost
04/19 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 04/05 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 05/04 and only about 1 year in 10 sees frost after that.
Winston against the rest of the dataset
At roughly 184 frost-free days, Winston places 23,653 of 40,283 ZIP codes in this dataset. Within MO, it ranks 924 of 1,129.
Learn more
Before leaning on 64689's figures: local microclimates explains what one yard in Winston can differ from the 64689 normal, while zone vs. frost date explains why Zone 6a and Winston's frost date answer different questions.