# Heating degree days in North Dakota

Heating degree days in North Dakota was 8,828 degree days (base 65°F) in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `heating_degree_days_annual`
- Place id: `us-state-38`
- 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/32/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/32/hdd/12/12/1895-2025/data.json. Retrieved 2026-10-12.
- Web page: https://invokely.ai/en/heating-degree-days/north-dakota
- API: https://invokely.ai/api/v1/series?indicator=heating_degree_days_annual&place=us-state-38

| Period | degree days (base 65°F) |
|---|---:|
| 2025 | 8,828 |
| 2024 | 8,187 |
| 2023 | 8,957 |
| 2022 | 9,856 |
| 2021 | 8,373 |
| 2020 | 8,860 |
| 2019 | 10,201 |
| 2018 | 9,658 |
| 2017 | 8,828 |
| 2016 | 8,003 |
| 2015 | 8,350 |
| 2014 | 9,812 |
| 2013 | 10,045 |
| 2012 | 8,172 |
| 2011 | 9,288 |
| 2010 | 9,145 |
| 2009 | 9,959 |
| 2008 | 9,782 |
| 2007 | 8,991 |
| 2006 | 8,278 |
| 2005 | 8,688 |
| 2004 | 9,178 |
| 2003 | 9,312 |
| 2002 | 9,242 |
| 2001 | 8,749 |
| 2000 | 9,128 |
| 1999 | 8,434 |
| 1998 | 8,449 |
| 1997 | 9,376 |
| 1996 | 10,791 |
| 1995 | 9,714 |
| 1994 | 9,443 |
| 1993 | 9,908 |
| 1992 | 8,916 |
| 1991 | 8,824 |
| 1990 | 8,627 |
| 1989 | 9,869 |
| 1988 | 9,016 |
| 1987 | 7,783 |
| 1986 | 8,871 |
| 1985 | 10,018 |
| 1984 | 9,232 |
| 1983 | 9,307 |
| 1982 | 10,206 |
| 1981 | 8,386 |
| 1980 | 9,135 |
| 1979 | 10,513 |
| 1978 | 10,178 |
| 1977 | 9,187 |
| 1976 | 9,214 |
| 1975 | 9,690 |
| 1974 | 9,575 |
| 1973 | 8,895 |
| 1972 | 10,331 |
| 1971 | 9,815 |
| 1970 | 10,187 |
| 1969 | 9,984 |
| 1968 | 9,553 |
| 1967 | 9,731 |
| 1966 | 10,244 |
| 1965 | 10,279 |
| 1964 | 9,584 |
| 1963 | 8,951 |
| 1962 | 9,524 |
| 1961 | 9,290 |
| 1960 | 9,731 |
| 1959 | 9,753 |
| 1958 | 9,184 |
| 1957 | 9,515 |
| 1956 | 9,848 |
| 1955 | 10,057 |
| 1954 | 9,205 |
| 1953 | 8,765 |
| 1952 | 9,293 |
| 1951 | 10,938 |
| 1950 | 11,235 |
| 1949 | 9,842 |
| 1948 | 9,805 |
| 1947 | 9,674 |
| 1946 | 9,394 |
| 1945 | 9,953 |
| 1944 | 9,246 |
| 1943 | 9,766 |
| 1942 | 9,273 |
| 1941 | 8,998 |
| 1940 | 9,490 |
| 1939 | 9,118 |
| 1938 | 9,127 |
| 1937 | 10,344 |
| 1936 | 10,621 |
| 1935 | 10,020 |
| 1934 | 8,671 |
| 1933 | 9,563 |
| 1932 | 9,823 |
| 1931 | 8,149 |
| 1930 | 9,374 |
| 1929 | 10,472 |
| 1928 | 9,117 |
| 1927 | 10,210 |
| 1926 | 9,477 |
| 1925 | 9,491 |
| 1924 | 10,188 |
| 1923 | 9,528 |
| 1922 | 9,726 |
| 1921 | 9,043 |
| 1920 | 9,792 |
| 1919 | 10,273 |
| 1918 | 9,615 |
| 1917 | 10,979 |
| 1916 | 11,049 |
| 1915 | 9,546 |
| 1914 | 9,568 |
| 1913 | 9,696 |
| 1912 | 10,160 |
| 1911 | 10,243 |
| 1910 | 9,315 |
| 1909 | 10,251 |
| 1908 | 9,305 |
| 1907 | 10,604 |
| 1906 | 9,713 |
| 1905 | 9,785 |
| 1904 | 10,357 |
| 1903 | 10,227 |
| 1902 | 9,913 |
| 1901 | 9,534 |
| 1900 | 9,335 |
| 1899 | 10,667 |
| 1898 | 9,937 |
| 1897 | 10,405 |
| 1896 | 10,687 |
| 1895 | 10,360 |