50% Frost Chance Table
(scroll down for the 10% Frost Chance Table)
There is a 50% chance of Frost on or after the spring date indicated, and a 50% chance of frost on or before the fall date indicated.
(Source: Climatography of the US Number 20 (supplement number 1),NOAA, National Climactic Data Center, NOAA)
| 50% Chance | Spring | Fall | 50% Chance | Spring | Fall | |
| Aiken | Mar 26 | Nov 9 | Laurens | Apr 5 | Oct 27 | |
| Anderson | Apr 2 | Nov 2 | Little Mountain | Mar 25 | Nov 5 | |
| Bamberg | Mar 26 | Nov 6 | Long Creek | Apr 10 | Oct 23 | |
| Beaufort | Mar 9 | Nov 20 | Loris | Mar 31 | Nov 4 | |
| Blackville | Mar 25 | Nov 7 | Marion | Apr 1 | Nov 1 | |
| Caesars Head | Apr 15 | Oct 26 | McColl | Mar 27 | Nov 3 | |
| Calhoun Falls | Apr 5 | Nov 4 | Newberry | Apr 4 | Oct 31 | |
| Camden | Apr 5 | Oct 30 | Orangeburg | Mar 24 | Nov 8 | |
| Charleston City | Feb 17 | Dec 10 | Parr | Apr 13 | Oct 25 | |
| Charleston AP | Mar 18 | Nov 12 | Pickens | Apr 1 | Nov 6 | |
| Cheraw | Apr 1 | Nov 1 | Pinopolis Dam | Mar 21 | Nov 11 | |
| Chester | Apr 6 | Oct 30 | Ridgeland | Mar 25 | Nov 8 | |
| Clemson Un. | Apr 3 | Nov 1 | Saluda | Apr 8 | Oct 26 | |
| Columbia | Mar 30 | Nov 1 | Santuck | Apr 3 | Nov 1 | |
| Conway | Mar 17 | Nov 11 | Sullivans Island | Feb 26 | Nov 30 | |
| Darlington | Mar 27 | Nov 2 | Summerville | Mar 27 | Nov 6 | |
| Dillon | Apr 6 | Oct 26 | Sumter | Mar 26 | Nov 5 | |
| Florence AP | Mar 20 | Nov 9 | Union | Apr 14 | Oct 29 | |
| Georgetown | Mar 11 | Nov 20 | Walhalla | Apr 18 | Oct 21 | |
| Greenwood | Apr 1 | Nov 1 | Walterboro | Mar 30 | Nov 4 | |
| Hampton | Mar 18 | Nov 9 | Winnsboro | Apr 4 | Nov 2 | |
| Kingstree | Mar 26 | Nov 2 | Winthrop Un. | Mar 31 | Nov 6 | |
| Lake City | Mar 21 | Nov 8 | Yemassee | Mar 24 | Nov 5 |
10% Frost Chance Table
(scroll up for the 50% Frost Chance Table)
There is a 10% chance of Frost on or after the spring date indicated, and a 10% chance of frost on or before the fall date indicated.
(Source: Climatography of the US Number 20 (supplement number 1),NOAA, National Climactic Data Center, NOAA)
| 10% Chance | Spring | Fall | 10% Chance | Spring | Fall | |
| Aiken | Apr 8 | Oct 25 | Laurens | Apr 18 | Oct 13 | |
| Anderson | Apr 15 | Oct 19 | Little Mountain | Apr 7 | Oct 21 | |
| Bamberg | Apr 10 | Oct 23 | Long Creek | Apr 26 | Oct 8 | |
| Beaufort | Mar 28 | Nov 1 | Loris | Apr 15 | Oct 22 | |
| Blackville | Apr 6 | Oct 23 | Marion | Apr 18 | Oct 15 | |
| Caesars Head | May 3 | Oct 12 | McColl | Apr 11 | Oct 17 | |
| Calhoun Falls | Apr 19 | Oct 19 | Newberry | Apr 20 | Oct 17 | |
| Camden | Apr 19 | Oct 17 | Orangeburg | Apr 10 | Oct 25 | |
| Charleston City | Mar 14 | Nov 20 | Parr | Apr 30 | Oct 13 | |
| Charleston AP | Apr 6 | Oct 30 | Pickens | Apr 16 | Oct 22 | |
| Cheraw | Apr 15 | Oct 17 | Pinopolis Dam | Apr 6 | Oct 27 | |
| Chester | Apr 25 | Oct 14 | Ridgeland | Apr 11 | Oct 23 | |
| Clemson Un. | Apr 16 | Oct 17 | Saluda | Apr 25 | Oct 12 | |
| Columbia | Apr 17 | Oct 16 | Santuck | Apr 16 | Oct 18 | |
| Conway | Apr 3 | Oct 26 | Sullivans Island | Mar 30 | Nov 13 | |
| Darlington | Apr 13 | Oct 17 | Summerville | Apr 16 | Oct 24 | |
| Dillon | Apr 22 | Oct 15 | Sumter | Apr 9 | Oct 22 | |
| Florence AP | Apr 5 | Oct 26 | Union | Apr 25 | Oct 13 | |
| Georgetown | Apr 2 | Nov 4 | Walhalla | May 5 | Oct 8 | |
| Greenwood | Apr 15 | Oct 17 | Walterboro | Apr 19 | Oct 19 | |
| Hampton | Apr 4 | Oct 24 | Winnsboro | Apr 20 | Oct 16 | |
| Kingstree | Apr 14 | Oct 17 | Winthrop Un. | Apr 13 | Oct 21 | |
| Lake City | Apr 5 | Oct 24 | Yemassee | Apr 11 | Oct 21 |