Sunflower, MS 38778 Frost Dates
When can you plant in Sunflower, MS?
Around 03/08 is the usual last spring frost, about 192 days away. The first fall frost typically arrives around 11/20, about 255 frost-free days later.
Zone 8b (15 to 20°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 Sunflower, not a forecast for this year.
What to do before the first frost
About 12 weeks of growing season left in Sunflower before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
The actual range around Sunflower's last frost
03/08 is the middle of 30 years of NOAA records, not a promise. Plant by 02/17 and you're betting against frost in roughly 9 years out of 10. 03/27 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Sunflower compares
About 255 days separate Sunflower's last and first frost, putting it 6,955 of 40,283 ZIP codes nationally. Within MS, it ranks 97 of 523.
Learn more
the frost range covers how to read the range around Sunflower's dates instead of trusting one. local microclimates covers what one yard in Sunflower can differ from the 38778 normal.