# Cooling degree days in Oklahoma

Cooling degree days in Oklahoma was 2,019 degree days (base 65°F) in 2025. Source: NOAA National Centers for Environmental Information.

- Indicator id: `cooling_degree_days_annual`
- Place id: `us-state-40`
- Unit: degree days (base 65°F)
- Definition: Sum over January to December of the degrees by which the daily mean temperature exceeds 65°F, a measure of cooling 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 cooling degree days (base 65°F), contiguous US and statewide (https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/time-series/34/cdd/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 cooling 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/34/cdd/12/12/1895-2025/data.json. Retrieved 2026-10-12.
- Web page: https://invokely.ai/en/cooling-degree-days/oklahoma
- API: https://invokely.ai/api/v1/series?indicator=cooling_degree_days_annual&place=us-state-40

| Period | degree days (base 65°F) |
|---|---:|
| 2025 | 2,019 |
| 2024 | 2,304 |
| 2023 | 2,073 |
| 2022 | 2,284 |
| 2021 | 1,954 |
| 2020 | 1,784 |
| 2019 | 1,979 |
| 2018 | 2,139 |
| 2017 | 1,854 |
| 2016 | 2,175 |
| 2015 | 1,960 |
| 2014 | 1,814 |
| 2013 | 1,797 |
| 2012 | 2,340 |
| 2011 | 2,480 |
| 2010 | 2,176 |
| 2009 | 1,703 |
| 2008 | 1,764 |
| 2007 | 1,911 |
| 2006 | 2,155 |
| 2005 | 1,941 |
| 2004 | 1,663 |
| 2003 | 1,821 |
| 2002 | 1,801 |
| 2001 | 2,042 |
| 2000 | 2,040 |
| 1999 | 1,853 |
| 1998 | 2,452 |
| 1997 | 1,654 |
| 1996 | 1,766 |
| 1995 | 1,677 |
| 1994 | 1,756 |
| 1993 | 1,775 |
| 1992 | 1,431 |
| 1991 | 1,911 |
| 1990 | 1,928 |
| 1989 | 1,514 |
| 1988 | 1,884 |
| 1987 | 1,828 |
| 1986 | 1,973 |
| 1985 | 1,885 |
| 1984 | 1,837 |
| 1983 | 1,854 |
| 1982 | 1,804 |
| 1981 | 1,900 |
| 1980 | 2,361 |
| 1979 | 1,701 |
| 1978 | 2,158 |
| 1977 | 2,195 |
| 1976 | 1,542 |
| 1975 | 1,638 |
| 1974 | 1,707 |
| 1973 | 1,702 |
| 1972 | 1,891 |
| 1971 | 1,773 |
| 1970 | 1,965 |
| 1969 | 1,895 |
| 1968 | 1,625 |
| 1967 | 1,548 |
| 1966 | 1,707 |
| 1965 | 1,958 |
| 1964 | 1,998 |
| 1963 | 2,317 |
| 1962 | 1,961 |
| 1961 | 1,504 |
| 1960 | 1,829 |
| 1959 | 1,784 |
| 1958 | 1,876 |
| 1957 | 1,783 |
| 1956 | 2,445 |
| 1955 | 2,040 |
| 1954 | 2,512 |
| 1953 | 2,076 |
| 1952 | 2,136 |
| 1951 | 1,879 |
| 1950 | 1,545 |
| 1949 | 1,780 |
| 1948 | 1,912 |
| 1947 | 2,123 |
| 1946 | 1,998 |
| 1945 | 1,665 |
| 1944 | 2,002 |
| 1943 | 2,204 |
| 1942 | 1,755 |
| 1941 | 1,981 |
| 1940 | 1,735 |
| 1939 | 2,340 |
| 1938 | 2,144 |
| 1937 | 2,148 |
| 1936 | 2,543 |
| 1935 | 1,820 |
| 1934 | 2,461 |
| 1933 | 2,190 |
| 1932 | 1,985 |
| 1931 | 2,130 |
| 1930 | 2,123 |
| 1929 | 1,919 |
| 1928 | 1,804 |
| 1927 | 1,845 |
| 1926 | 1,832 |
| 1925 | 2,250 |
| 1924 | 1,865 |
| 1923 | 1,987 |
| 1922 | 2,061 |
| 1921 | 2,142 |
| 1920 | 1,694 |
| 1919 | 1,859 |
| 1918 | 2,177 |
| 1917 | 1,660 |
| 1916 | 1,977 |
| 1915 | 1,520 |
| 1914 | 2,125 |
| 1913 | 2,039 |
| 1912 | 1,858 |
| 1911 | 2,328 |
| 1910 | 2,055 |
| 1909 | 2,047 |
| 1908 | 1,659 |
| 1907 | 1,818 |
| 1906 | 1,597 |
| 1905 | 1,826 |
| 1904 | 1,723 |
| 1903 | 1,553 |
| 1902 | 1,888 |
| 1901 | 2,195 |
| 1900 | 2,020 |
| 1899 | 2,003 |
| 1898 | 1,841 |
| 1897 | 1,970 |
| 1896 | 2,176 |
| 1895 | 1,957 |