Frost dates for 29903 — Beaufort, SC
Last spring frostFeb 28median date
First fall frostDec 3median date
Growing season278 daysfrost-free
Hardiness zone9aZone 9a
How Beaufort compares
- In 8 years out of 10, the last spring frost in Beaufort falls between February 2 and March 21, a 47-day window. The first fall frost falls between November 14 and January 1.
- The median last frost is 25 days earlier than the South Carolina median of Mar 25.
- Its 278-day growing season is longer than 95% of the 375 South Carolina places with a regular frost season (state median 228 days).
- The last frost is typical for zone 9a, where the median is Mar 3.
- The weather station records an average of 17 nights a year at or below 32°F.
- Compared with Savannah, GA, 58 km away, the last frost here is 2 days earlier than there and the growing season is 5 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 2 |
| 50% (median) | February 28 |
| 10% (safe for tender plants) | March 21 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 14 |
| 50% (median) | December 3 |
| 90% (late) | January 1 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Beaufort, SC
Frost dates for 29903 — Beaufort, SC — last frost Feb 28, first frost Dec 3, zone 9a. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 6 to Dec 20Transplant outside: Jan 31 to Feb 14
Start indoors: Dec 20 to Jan 3Start indoors: Dec 20 to Jan 3Transplant outside: Mar 14 to Mar 28
Start indoors: Dec 20 to Jan 3Start indoors: Dec 20 to Jan 3Transplant outside: Mar 14 to Mar 28
Start indoors: Jan 3 to Jan 17Transplant outside: Mar 7 to Mar 21
Start indoors: Jan 3 to Jan 17Transplant outside: Feb 7 to Feb 21Sow outdoors: Jan 31 to Mar 7Plant for fall: Oct 8 to Nov 5
Start indoors: Jan 3 to Jan 17Transplant outside: Jan 31 to Feb 14Sow outdoors: Jan 31 to Feb 14Plant for fall: Sep 24 to Oct 15
Start indoors: Jan 3 to Jan 17Transplant outside: Feb 14 to Feb 28Plant for fall: Aug 27 to Sep 17
Start indoors: Jan 3 to Jan 17Transplant outside: Feb 7 to Feb 21Plant for fall: Aug 27 to Sep 17
Start indoors: Jan 3 to Jan 17Transplant outside: Feb 14 to Feb 28Plant for fall: Aug 27 to Sep 17
Start indoors: Jan 17 to Jan 31Transplant outside: Mar 21 to Apr 4Sow outdoors: Mar 21 to Apr 4
Start indoors: Jan 17 to Jan 31Transplant outside: Mar 7 to Mar 21
Sow outdoors: Jan 17 to Feb 7Plant for fall: Sep 10 to Oct 1
Sow outdoors: Jan 17 to Feb 7Plant for fall: Oct 8 to Oct 29
Sow outdoors: Jan 24 to Mar 7Plant for fall: Oct 22 to Nov 12
Start indoors: Jan 31 to Feb 7Transplant outside: Mar 14 to Mar 21Sow outdoors: Mar 7 to Mar 21Plant for fall: Sep 17 to Oct 1
Start indoors: Jan 31 to Feb 7Sow outdoors: Mar 7 to Mar 21Plant for fall: Sep 24 to Oct 8
Start indoors: Jan 31 to Feb 7Sow outdoors: Mar 7 to Mar 21
Start indoors: Jan 31 to Feb 7Transplant outside: Mar 14 to Mar 28
Sow outdoors: Feb 7 to Mar 7Plant for fall: Sep 10 to Sep 24
Sow outdoors: Feb 7 to Mar 7Plant for fall: Sep 24 to Oct 8
Sow outdoors: Feb 7 to Feb 28
Sow outdoors: Feb 14 to Mar 14Plant for fall: Sep 24 to Oct 8
Sow outdoors: Feb 14 to Mar 7Plant for fall: Oct 8 to Oct 29
Sow outdoors: Mar 7 to Mar 28Plant for fall: Sep 17 to Oct 1
Sow outdoors: Mar 7 to Mar 21
Transplant outside: Mar 14 to Apr 4
Plant for fall: Nov 19 to Dec 24
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Beaufort, SC
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 6 – Dec 20 | Jan 31 – Feb 14 | — | — |
| Peppers | Dec 20 – Jan 3 | Mar 14 – Mar 28 | — | — |
| Eggplant | Dec 20 – Jan 3 | Mar 14 – Mar 28 | — | — |
| Tomatoes | Jan 3 – Jan 17 | Mar 7 – Mar 21 | — | — |
| Lettuce | Jan 3 – Jan 17 | Feb 7 – Feb 21 | Jan 31 – Mar 7 | Oct 8 – Nov 5 |
| Kale | Jan 3 – Jan 17 | Jan 31 – Feb 14 | Jan 31 – Feb 14 | Sep 24 – Oct 15 |
| Broccoli | Jan 3 – Jan 17 | Feb 14 – Feb 28 | — | Aug 27 – Sep 17 |
| Cabbage | Jan 3 – Jan 17 | Feb 7 – Feb 21 | — | Aug 27 – Sep 17 |
| Cauliflower | Jan 3 – Jan 17 | Feb 14 – Feb 28 | — | Aug 27 – Sep 17 |
| Okra | Jan 17 – Jan 31 | Mar 21 – Apr 4 | Mar 21 – Apr 4 | — |
| Basil | Jan 17 – Jan 31 | Mar 7 – Mar 21 | — | — |
| Peas | — | — | Jan 17 – Feb 7 | Sep 10 – Oct 1 |
| Spinach | — | — | Jan 17 – Feb 7 | Oct 8 – Oct 29 |
| Radishes | — | — | Jan 24 – Mar 7 | Oct 22 – Nov 12 |
| Cucumbers | Jan 31 – Feb 7 | Mar 14 – Mar 21 | Mar 7 – Mar 21 | Sep 17 – Oct 1 |
| Zucchini & Summer Squash | Jan 31 – Feb 7 | — | Mar 7 – Mar 21 | Sep 24 – Oct 8 |
| Winter Squash & Pumpkins | Jan 31 – Feb 7 | — | Mar 7 – Mar 21 | — |
| Melons & Watermelon | Jan 31 – Feb 7 | Mar 14 – Mar 28 | — | — |
| Carrots | — | — | Feb 7 – Mar 7 | Sep 10 – Sep 24 |
| Beets | — | — | Feb 7 – Mar 7 | Sep 24 – Oct 8 |
| Potatoes | — | — | Feb 7 – Feb 28 | — |
| Swiss Chard | — | — | Feb 14 – Mar 14 | Sep 24 – Oct 8 |
| Cilantro | — | — | Feb 14 – Mar 7 | Oct 8 – Oct 29 |
| Green Beans | — | — | Mar 7 – Mar 28 | Sep 17 – Oct 1 |
| Sweet Corn | — | — | Mar 7 – Mar 21 | — |
| Sweet Potatoes | — | Mar 14 – Apr 4 | — | — |
| Garlic | — | — | — | Nov 19 – Dec 24 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Beaufort Mcas, SC weather station, 5 km away (elevation 36 ft (11 m)).
ZIP codes in Beaufort: 29901 29902 29903 29904 29906 29907
Frost dates near Beaufort
- Port Royal Mar 3 · Dec 9
- Lobeco Feb 28 · Dec 3
- Sheldon Feb 28 · Dec 3
- Dale Feb 28 · Dec 3
- Parris Island Mar 3 · Dec 9
- Seabrook Feb 28 · Dec 3
- Okatie Mar 3 · Dec 9
- Saint Helena Island Mar 3 · Dec 9
Frequently asked questions
When is the last frost in Beaufort, SC?
The median last spring frost in Beaufort, SC is February 28. There is still about a 10% chance of frost after March 21, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Beaufort, SC?
The median first fall frost is December 3, with about a 10% chance of frost before November 14.
How long is the growing season in Beaufort, SC?
About 278 days between the median last spring frost and first fall frost.
What planting zone is Beaufort, SC?
Beaufort, SC is in USDA hardiness zone 9a.