Awendaw, SC 29429 Frost Dates
29429, near Awendaw, SC: the frost window
The last spring frost here typically falls around 03/17, about 201 days from today. Fall's first freeze usually shows up around 11/21, roughly 250 days after the last spring frost.
Zone 9a (20 to 25°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 Awendaw, not a forecast for this year.
Stretching the season past the first frost
Awendaw's growing season runs out in roughly 12 weeks — a cold frame or greenhouse kit is the usual way to keep cool-weather crops going past the first frost.
The actual range around Awendaw's last frost
03/17 is the middle of 30 years of NOAA records, not a promise. Getting tender plants in by 02/25 carries real risk, frost has hit that late in about 9 of 10 years here. Wait until 04/04 and only about 1 year in 10 sees frost after that.
Awendaw against the rest of the dataset
Awendaw's growing season runs about 250 days, ranking 7,552 of 40,283 US ZIP codes measured here, longest to shortest. Within SC, it ranks 130 of 519.
Learn more
Two guides worth reading on 29429: zone vs. frost date, on why Zone 9a and Awendaw's frost date answer different questions, and the frost range, on how to read the range around Awendaw's dates instead of trusting one.