Frost history / Sullivans Is, SC
Sullivans Is, SC: frost dates by year
Last spring and first fall frost at NOAA station USC00388405, 1951 to 2025, measured from daily minimum temperatures.
Elevation 5 ft, 32.762, -79.857. Download the data (JSON) · NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Feb 22 | Dec 7 |
| Earliest | Jan 4 (1953) | Nov 1 (1993) |
| Latest | Mar 27 (1955) | Dec 31 (2012) |
| Trend | little change (less than half a day per decade) | 1.2 days later per decade |
| Years with data | 44, 1 with no freeze | 43, 4 with no freeze |
At 28°F (hard freeze) the median last spring date is Feb 15 and the median first fall date is Dec 12.
The trend is a straight-line fit through the years with a freeze. A positive spring trend means the last frost now comes later. Short or patchy records give noisy trends.
Chart
Last spring frost (32°F)
First fall frost (32°F)
Dots are single years. The gray line is the median, the green line the fitted trend.
Year by year
| Year | Last spring 32°F | First fall 32°F | Last spring 28°F | First fall 28°F |
|---|---|---|---|---|
| 2025 | Feb 21 | no data | Feb 20 | no data |
| 2024 | Jan 21 | Dec 3 | Jan 21 | none |
| 2023 | none | none | none | none |
| 2022 | no data | Dec 23 | no data | Dec 23 |
| 2016 | Feb 15 | no data | Feb 15 | no data |
| 2015 | Feb 20 | none | Feb 20 | none |
| 2014 | Feb 14 | Nov 15 | Feb 1 | none |
| 2013 | Mar 4 | no data | none | no data |
| 2012 | Feb 13 | Dec 31 | Feb 13 | none |
| 2011 | Feb 13 | none | Jan 23 | none |
| 2010 | Feb 27 | Dec 7 | Feb 18 | Dec 7 |
| 2009 | no data | Dec 21 | no data | none |
| 2008 | Feb 28 | no data | Feb 28 | no data |
| 2006 | no data | Dec 8 | no data | Dec 8 |
| 1997 | no data | Dec 31 | no data | none |
| 1996 | no data | Dec 9 | no data | Dec 19 |
| 1995 | Feb 9 | no data | Feb 9 | no data |
| 1994 | Mar 18 | no data | Feb 27 | no data |
| 1993 | Mar 15 | Nov 1 | Mar 15 | Dec 12 |
| 1992 | Mar 11 | Dec 6 | Mar 11 | Dec 6 |
| 1990 | Feb 26 | none | none | none |
| 1988 | Mar 15 | Dec 5 | Feb 25 | Dec 12 |
| 1987 | Mar 11 | no data | none | no data |
| 1986 | Feb 14 | Nov 13 | Jan 28 | none |
| 1985 | Feb 16 | no data | Feb 10 | no data |
| 1984 | Feb 9 | Dec 7 | Feb 7 | Dec 7 |
| 1983 | Feb 9 | Dec 24 | Jan 19 | Dec 26 |
| 1982 | no data | Dec 13 | no data | none |
| 1978 | Mar 6 | Dec 14 | Mar 6 | none |
| 1977 | Feb 22 | Nov 14 | Feb 21 | Dec 7 |
| 1976 | Jan 20 | no data | Jan 20 | no data |
| 1974 | Mar 26 | Dec 1 | Mar 26 | Dec 1 |
| 1972 | no data | Dec 17 | no data | Dec 17 |
| 1971 | Mar 19 | no data | Mar 8 | no data |
| 1969 | no data | Nov 15 | no data | Nov 24 |
| 1968 | Mar 14 | Dec 9 | Feb 14 | Dec 9 |
| 1967 | Mar 18 | Dec 24 | Feb 27 | Dec 24 |
| 1966 | Mar 8 | Dec 4 | Feb 6 | Dec 4 |
| 1965 | Mar 21 | Dec 1 | Jan 31 | none |
| 1964 | Feb 23 | Dec 1 | Jan 29 | Dec 1 |
| 1963 | Feb 27 | Dec 15 | Feb 27 | Dec 17 |
| 1962 | Mar 8 | Dec 10 | Feb 11 | Dec 12 |
| 1961 | Feb 5 | Dec 25 | Jan 25 | none |
| 1960 | Mar 14 | Dec 2 | Mar 6 | Dec 13 |
| 1959 | Feb 21 | Nov 30 | Feb 21 | Nov 30 |
| 1958 | Feb 21 | Dec 11 | Feb 21 | Dec 12 |
| 1957 | Jan 19 | Dec 1 | Jan 19 | Dec 12 |
| 1956 | Jan 17 | Nov 23 | none | Nov 25 |
| 1955 | Mar 27 | Nov 29 | Mar 27 | Dec 17 |
| 1954 | Jan 23 | Nov 3 | Jan 13 | Dec 7 |
| 1953 | Jan 4 | Dec 17 | none | Dec 18 |
| 1952 | Jan 31 | Dec 15 | Jan 31 | Dec 16 |
| 1951 | no data | Nov 19 | no data | Nov 20 |
"none" means the station recorded no freeze at that threshold in that half of the year. "no data" means more than 10% of the season's daily readings were missing. Years with no usable data are left out. See the methodology for the rules, and the ZIP lookup for 1991–2020 frost probabilities.