Birmingham, MO 64161 Frost Dates
When can you plant in Birmingham, MO?
Typically, the last spring freeze lands around 04/04, roughly 219 days out. The first fall frost typically arrives around 11/02, about 211 frost-free days later.
Birmingham sits in USDA Zone 6b (-5 to 0°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 9 weeks of growing season left in Birmingham before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
Why 04/04 isn't a guarantee
04/04 is the middle of 30 years of NOAA records, not a promise. Plant by 03/17 and you're betting against frost in roughly 9 years out of 10. 04/20 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Birmingham compares
About 211 days separate Birmingham's last and first frost, putting it 14,892 of 40,283 ZIP codes nationally. Within MO, it ranks 174 of 1,129.
Learn more
the frost range covers how to read the range around Birmingham's dates instead of trusting one. local microclimates covers what one yard in Birmingham can differ from the 64161 normal.