Casselberry, FL 32730 Frost Dates
When can you plant in Casselberry, FL?
Typically, the last spring freeze lands around 01/17, roughly 142 days out. The first fall frost typically arrives around 01/13, about 365 frost-free days later.
Casselberry sits in USDA Zone 10a (30 to 35°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 20 weeks of growing season left in Casselberry before the first fall frost — a cold frame or row cover can stretch harvest weeks past that date.
How much risk comes with planting early here
01/17 is the middle of 30 years of NOAA records, not a promise. Plant by 02/09 and you're betting against frost in roughly 9 years out of 10. 12/26 is the safer bet, historically only a 1-in-10 chance of frost that late.
How Casselberry compares
Casselberry's growing season runs about 365 days, ranking 1,051 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 420 of 1,609.
Learn more
the frost range covers how to read the range around Casselberry's dates instead of trusting one. local microclimates covers what one yard in Casselberry can differ from the 32730 normal.