# Heating degree days in South Carolina

Heating degree days in South Carolina was 2,512 degree days (base 65°F) in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `heating_degree_days_annual`
- Place id: `us-state-45`
- Unit: degree days (base 65°F)
- Definition: Sum over January to December of the degrees by which the daily mean temperature falls below 65°F, a measure of heating demand. NOAA estimates monthly values from nClimDiv temperatures and weights areas by population (2010 Census).
- Note: NOAA publishes these for operational monitoring; they can differ from official degree day publications.
- Source: NOAA National Centers for Environmental Information, NOAA Climate at a Glance, January to December heating degree days (base 65°F), contiguous US and statewide (https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/time-series/38/hdd/12/12/1895-2025/data.json)
- Publisher page: https://invokely.ai/en/publishers/noaa-ncei
- Retrieved: 2026-10-12
- License: Public domain (US government work); NCEI asks users to cite the nClimDiv dataset
- Citation: NOAA National Centers for Environmental Information, Climate at a Glance. NOAA Climate at a Glance, January to December heating degree days (base 65°F), contiguous US and statewide. From the NOAA Monthly U.S. Climate Divisional Database (nClimDiv), doi:10.7289/V5M32STR. https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/time-series/38/hdd/12/12/1895-2025/data.json. Retrieved 2026-10-12.
- Web page: https://invokely.ai/en/heating-degree-days/south-carolina
- API: https://invokely.ai/api/v1/series?indicator=heating_degree_days_annual&place=us-state-45

| Period | degree days (base 65°F) |
|---|---:|
| 2025 | 2,512 |
| 2024 | 2,222 |
| 2023 | 2,144 |
| 2022 | 2,502 |
| 2021 | 2,373 |
| 2020 | 2,164 |
| 2019 | 2,336 |
| 2018 | 2,612 |
| 2017 | 2,089 |
| 2016 | 2,391 |
| 2015 | 2,366 |
| 2014 | 2,938 |
| 2013 | 2,708 |
| 2012 | 2,189 |
| 2011 | 2,515 |
| 2010 | 3,211 |
| 2009 | 2,767 |
| 2008 | 2,659 |
| 2007 | 2,350 |
| 2006 | 2,388 |
| 2005 | 2,684 |
| 2004 | 2,643 |
| 2003 | 2,744 |
| 2002 | 2,591 |
| 2001 | 2,427 |
| 2000 | 2,918 |
| 1999 | 2,472 |
| 1998 | 2,311 |
| 1997 | 2,685 |
| 1996 | 2,971 |
| 1995 | 2,832 |
| 1994 | 2,536 |
| 1993 | 2,930 |
| 1992 | 2,746 |
| 1991 | 2,442 |
| 1990 | 2,053 |
| 1989 | 2,753 |
| 1988 | 3,103 |
| 1987 | 2,942 |
| 1986 | 2,490 |
| 1985 | 2,626 |
| 1984 | 2,676 |
| 1983 | 3,147 |
| 1982 | 2,623 |
| 1981 | 3,182 |
| 1980 | 3,129 |
| 1979 | 2,929 |
| 1978 | 3,126 |
| 1977 | 3,048 |
| 1976 | 2,995 |
| 1975 | 2,529 |
| 1974 | 2,398 |
| 1973 | 2,724 |
| 1972 | 2,637 |
| 1971 | 2,731 |
| 1970 | 2,934 |
| 1969 | 3,297 |
| 1968 | 3,285 |
| 1967 | 2,784 |
| 1966 | 3,145 |
| 1965 | 2,803 |
| 1964 | 2,882 |
| 1963 | 3,188 |
| 1962 | 3,028 |
| 1961 | 2,856 |
| 1960 | 3,287 |
| 1959 | 2,777 |
| 1958 | 3,390 |
| 1957 | 2,574 |
| 1956 | 2,574 |
| 1955 | 2,800 |
| 1954 | 2,755 |
| 1953 | 2,577 |
| 1952 | 2,720 |
| 1951 | 2,789 |
| 1950 | 2,728 |
| 1949 | 2,346 |
| 1948 | 2,664 |
| 1947 | 3,008 |
| 1946 | 2,269 |
| 1945 | 2,621 |
| 1944 | 2,886 |
| 1943 | 2,896 |
| 1942 | 2,876 |
| 1941 | 2,924 |
| 1940 | 3,248 |
| 1939 | 2,533 |
| 1938 | 2,443 |
| 1937 | 2,854 |
| 1936 | 2,949 |
| 1935 | 2,792 |
| 1934 | 2,928 |
| 1933 | 2,423 |
| 1932 | 2,391 |
| 1931 | 2,632 |
| 1930 | 2,989 |
| 1929 | 2,684 |
| 1928 | 2,885 |
| 1927 | 2,343 |
| 1926 | 2,992 |
| 1925 | 2,715 |
| 1924 | 3,075 |
| 1923 | 2,666 |
| 1922 | 2,455 |
| 1921 | 2,354 |
| 1920 | 3,086 |
| 1919 | 2,580 |
| 1918 | 2,744 |
| 1917 | 3,205 |
| 1916 | 2,705 |
| 1915 | 3,079 |
| 1914 | 3,159 |
| 1913 | 2,597 |
| 1912 | 3,148 |
| 1911 | 2,597 |
| 1910 | 3,012 |
| 1909 | 2,683 |
| 1908 | 2,599 |
| 1907 | 2,746 |
| 1906 | 2,836 |
| 1905 | 3,104 |
| 1904 | 3,235 |
| 1903 | 3,029 |
| 1902 | 3,022 |
| 1901 | 3,408 |
| 1900 | 2,895 |
| 1899 | 2,952 |
| 1898 | 2,862 |
| 1897 | 2,699 |
| 1896 | 2,760 |
| 1895 | 3,321 |