Clarksville, MO 63336 Frost Dates
Clarksville, MO: when does the frost end?
The last spring frost here typically falls around 04/04, about 219 days from today. Fall's first freeze usually shows up around 11/01, roughly 208 days after the last spring frost.
Zone 6b (-5 to 0°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 Clarksville, not a forecast for this year.
Stretching the season past the first frost
With roughly 9 weeks until Clarksville's first fall frost, a row cover or cold frame is what stretches the last few weeks of harvest here.
The actual range around Clarksville's last frost
04/04 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 03/20 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.
Clarksville against the rest of the dataset
Clarksville's growing season runs about 208 days, ranking 15,735 of 40,283 US ZIP codes measured here, longest to shortest. Within MO, it ranks 187 of 1,129.
Learn more
Before leaning on 63336's figures: local microclimates explains what one yard in Clarksville can differ from the 63336 normal, while zone vs. frost date explains why Zone 6b and Clarksville's frost date answer different questions.