Frost dates for Charleston

◇ Station-based · 89/100 confidence

Last spring frost · safe

Mar 4

~10% frost risk · typical Feb 8

First fall frost · safe

Nov 27

~10% frost risk · typical Dec 15

Frost-free days

310

Feb 8 → Dec 15

Climate zone

Humid subtropical

Köppen Cfa

The growing year

Frost-bounded season with crops mapped onto the 12-month axis.

Frost risk Growing Harvest

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

FROST

GROWING SEASON — 310 DAYS

FEB 8

DEC 15