Orangeburg Municipal Airport, SC Frost Dates & Growing Season

The two dates every Orangeburg Municipal Airport garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Mar 15
~50% chance of frost after
First fall frost
Nov 19
~50% chance of frost before
Growing season
249 days
frost-free stretch
USDA zone
≈ 8b
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Feb 22 Mar 15 Mar 31
First fall frost Dec 10 Nov 19 Nov 3
Hard freeze (28°F), median last Feb 28 · first Dec 6

Computed from NOAA 1991–2020 climate normals at the ORANGEBURG MUNI AP 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 Orangeburg Municipal Airport

Computed from Orangeburg Municipal Airport's own frost dates. Click any crop for the full zone-8 growing guide — varieties, spacing, fall plantings, and more.

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

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 Orangeburg Municipal Airport's dates automatically after a lookup.

Reading the season in Orangeburg Municipal Airport

With roughly 249 frost-free days, Orangeburg Municipal Airport 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 Nov 19 is late enough that fall planting is a full second season, not an afterthought.

Frequently asked questions

When is the last frost in Orangeburg Municipal Airport, SC?

The average last spring frost in Orangeburg Municipal Airport is around Mar 15, 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 Orangeburg Municipal Airport, SC?

The average first fall frost in Orangeburg Municipal Airport arrives around Nov 19. 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 Orangeburg Municipal Airport?

About 249 frost-free days on average, from Mar 15 to Nov 19. That comfortably fits long-season crops like melons and winter squash, plus spring and fall plantings of cool-season vegetables.

What USDA zone is Orangeburg Municipal Airport in?

USDA zone 8b 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.