FrostDateCheck

Tampa, FL 33586 Frost Dates

Frost dates for Tampa, FL, ZIP 33586

Zone 10a

The last spring frost here typically falls around 01/20, about 145 days from today. The first fall frost typically arrives around 01/12, about 365 frost-free days later.

Zone 10a (30 to 35°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 Tampa, not a forecast for this year.

What to do before the first frost

Zone 10a around Tampa has about 20 weeks left before the first fall frost — that's the usual window to get a cold frame up if you want to keep harvesting past it.

The actual range around Tampa's last frost

01/20 is the middle of 30 years of NOAA records, not a promise. Plant by 02/10 and you're betting against frost in roughly 9 years out of 10. 12/27 is the safer bet, historically only a 1-in-10 chance of frost that late.

How Tampa compares

Tampa's growing season runs about 365 days, ranking 58 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 20 of 1,609.

Learn more

the frost range explains how to read the range around Tampa's dates instead of trusting one, and local microclimates explains what one yard in Tampa can differ from the 33586 normal.