Clermont 9 S, FL Frost Dates & Growing Season

The two dates every Clermont 9 S garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Jan 29
~50% chance of frost after
First fall frost
Jan 11
~50% chance of frost before
Growing season
347 days
frost-free stretch
USDA zone
≈ 10a
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Jan 2 Jan 29 Feb 26
First fall frost Feb 8 Jan 11 Dec 21
Hard freeze (28°F), median last Jan 24 · first Jan 19

Computed from NOAA 1991–2020 climate normals at the CLERMONT 9 S station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Clermont 9 S

Computed from Clermont 9 S's own frost dates. Click any crop for the full zone-10 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Dec 4 – Dec 18 Feb 5 – Feb 12
🫑 Peppers Nov 20 – Dec 4 Feb 12 – Feb 19
🥬 Lettuce Dec 18 – Jan 1 Jan 1 – Jan 15 Jan 1 – Jan 29
🫛 Peas Dec 18 – Jan 1
🥕 Carrots Jan 8 – Jan 29
🥦 Broccoli Dec 11 – Dec 25 Jan 8 – Jan 22
🥬 Kale Dec 18 – Jan 1 Jan 1 – Jan 15 Jan 1 – Jan 15
🥒 Cucumbers Jan 1 – Jan 8 Feb 5 – Feb 12 Feb 5 – Feb 12
🥒 Zucchini Jan 1 – Jan 8 Feb 5 – Feb 12 Feb 5 – Feb 12
🫘 Green Beans (Bush) Feb 5 – Feb 12
🌽 Sweet Corn Feb 5 – Feb 12
🌿 Basil Dec 18 – Jan 1 Feb 5 – Feb 12 Feb 12 – Feb 19
🧄 Garlic Fall: Nov 30 – Dec 28

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Clermont 9 S's dates automatically after a lookup.

Reading the season in Clermont 9 S

With roughly 347 frost-free days, Clermont 9 S gardens fit long-season crops — melons, winter squash, sweet potatoes — with room left for spring and fall rounds of greens and roots. The first frost around Jan 11 is late enough that fall planting is a full second season, not an afterthought.

Frequently asked questions

When is the last frost in Clermont 9 S, FL?

The average last spring frost in Clermont 9 S is around Jan 29, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Clermont 9 S, FL?

The average first fall frost in Clermont 9 S arrives around Jan 11. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Clermont 9 S?

About 347 frost-free days on average, from Jan 29 to Jan 11. That comfortably fits long-season crops like melons and winter squash, plus spring and fall plantings of cool-season vegetables.

What USDA zone is Clermont 9 S in?

USDA zone 10a on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.