Clarksville, MI 48815 Frost Dates
When can you plant in Clarksville, MI?
Typically, the last spring freeze lands around 05/03, roughly 248 days out. The first fall frost typically arrives around 10/12, about 161 frost-free days later.
Clarksville 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.
What to do before the first frost
About 6 weeks of growing season left in Clarksville before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Clarksville's last frost
05/03 is the middle of 30 years of NOAA records, not a promise. Plant by 04/17 and you're betting against frost in roughly 9 years out of 10. 05/21 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Clarksville compares
At roughly 161 frost-free days, Clarksville places 32,148 of 40,283 ZIP codes in this dataset. Within MI, it ranks 607 of 1,153.
Learn more
local microclimates covers what one yard in Clarksville can differ from the 48815 normal. zone vs. frost date covers why Zone 6a and Clarksville's frost date answer different questions.