Lawson, MO 64062 Frost Dates
When can you plant in Lawson, MO?
The last spring frost here typically falls around 04/19, about 234 days from today. The first fall frost typically arrives around 10/17, about 181 frost-free days later.
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 Lawson, not a forecast for this year.
What to do before the first frost
About 7 weeks of growing season left in Lawson before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Lawson's last frost
04/19 is the middle of 30 years of NOAA records, not a promise. Plant by 04/04 and you're betting against frost in roughly 9 years out of 10. 05/05 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Lawson compares
About 181 days separate Lawson's last and first frost, putting it 24,551 of 40,283 ZIP codes nationally. Within MO, it ranks 986 of 1,129.
Learn more
zone vs. frost date covers why Zone 6a and Lawson's frost date answer different questions. the frost range covers how to read the range around Lawson's dates instead of trusting one.