FrostDateCheck

Tampa, FL 33674 Frost Dates

Frost dates for Tampa, FL, ZIP 33674

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.

Tampa 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

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 90 of 40,283 US ZIP codes measured here, longest to shortest. Within FL, it ranks 52 of 1,609.

Learn more

local microclimates explains what one yard in Tampa can differ from the 33674 normal, and zone vs. frost date explains why Zone 10a and Tampa's frost date answer different questions.