Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Colorado

Average Temperature Rankings, December 1989

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1989 1-Month	23.8°F (-4.6°C)	25.2°F (-3.8°C)	-1.4°F (-0.8°C)	39th Coolest	Coolest since: 1983	1909
December 1989 1-Month	23.8°F (-4.6°C)	25.2°F (-3.8°C)	-1.4°F (-0.8°C)	90th Warmest	Warmest since: 1988	1980
Nov–Dec 1989 2-Month	30.2°F (-1.0°C)	29.4°F (-1.4°C)	0.8°F (0.4°C)	79th Coolest	Coolest since: 1988	1972
	30.2°F (-1.0°C)	29.4°F (-1.4°C)	0.8°F (0.4°C)	50th Warmest	Warmest since: 1986	2021
	Ties: 1915, 1936, 1955, 1963, 1986, 2007, 2015
Oct–Dec 1989 3-Month	35.7°F (2.1°C)	35.1°F (1.7°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1987	1898
	35.7°F (2.1°C)	35.1°F (1.7°C)	0.6°F (0.4°C)	51st Warmest	Warmest since: 1988	2021
	Ties: 1940, 1966
Sep–Dec 1989 4-Month	41.2°F (5.1°C)	40.7°F (4.8°C)	0.5°F (0.3°C)	78th Coolest	Coolest since: 1987	1898
	41.2°F (5.1°C)	40.7°F (4.8°C)	0.5°F (0.3°C)	51st Warmest	Warmest since: 1988	2021
	Ties: 1990, 2011
Aug–Dec 1989 5-Month	45.8°F (7.7°C)	45.5°F (7.5°C)	0.3°F (0.2°C)	69th Coolest	Coolest since: 1987	1898
	45.8°F (7.7°C)	45.5°F (7.5°C)	0.3°F (0.2°C)	60th Warmest	Warmest since: 1988	2021
	Ties: 1935, 1936, 1941, 1973
Jul–Dec 1989 6-Month	49.6°F (9.8°C)	49.1°F (9.5°C)	0.5°F (0.3°C)	76th Coolest	Coolest since: 1987	1912
	49.6°F (9.8°C)	49.1°F (9.5°C)	0.5°F (0.3°C)	53rd Warmest	Warmest since: 1988	2021
	Ties: 1935, 1944, 1965, 1983, 1996
Jun–Dec 1989 7-Month	51.1°F (10.6°C)	50.9°F (10.5°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1987	1912
	51.1°F (10.6°C)	50.9°F (10.5°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1988	2021
	Ties: 1917, 1944
May–Dec 1989 8-Month	51.5°F (10.8°C)	51.0°F (10.6°C)	0.5°F (0.2°C)	79th Coolest	Coolest since: 1987	1912
	51.5°F (10.8°C)	51.0°F (10.6°C)	0.5°F (0.2°C)	50th Warmest	Warmest since: 1988	2021
	Ties: 1960
Apr–Dec 1989 9-Month	50.9°F (10.5°C)	50.0°F (10.0°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 1987	1912
	50.9°F (10.5°C)	50.0°F (10.0°C)	0.9°F (0.5°C)	39th Warmest	Warmest since: 1988	2021
	Ties: 2019
Mar–Dec 1989 10-Month	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	99th Coolest	Coolest since: 1988	1912
	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	30th Warmest	Warmest since: 1981	2012
	Ties: 1998, 1999, 2011
Feb–Dec 1989 11-Month	47.2°F (8.4°C)	46.5°F (8.1°C)	0.7°F (0.3°C)	85th Coolest	Coolest since: 1987	1912
Feb–Dec 1989 11-Month	47.2°F (8.4°C)	46.5°F (8.1°C)	0.7°F (0.3°C)	44th Warmest	Warmest since: 1988	2012, 2017
Jan–Dec 1989 12-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	90th Coolest	Coolest since: 1988	1912
	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	39th Warmest	Warmest since: 1986	2012
	Ties: 1900, 1933, 1936, 1940, 2011
Jul 1988–Dec 1989 18-Month	47.0°F (8.3°C)	46.2°F (7.9°C)	0.8°F (0.4°C)	96th Coolest	Coolest since: 1988	1912
	47.0°F (8.3°C)	46.2°F (7.9°C)	0.8°F (0.4°C)	32nd Warmest	Warmest since: 1981	1934
	Ties: 1938, 1990, 2008, 2009, 2019
Jan 1988–Dec 1989 24-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	84th Coolest	Coolest since: 1988	1913
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	44th Warmest	Warmest since: 1988	2017
	Ties: 1911, 1986, 1988, 1992, 1994
Jan 1987–Dec 1989 36-Month	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1987	1913, 1914
	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	42nd Warmest	Warmest since: 1988	2017
	Ties: 1941, 1978, 1983, 1987, 1994
Jan 1986–Dec 1989 48-Month	45.5°F (7.5°C)	44.6°F (7.0°C)	0.9°F (0.5°C)	96th Coolest	Coolest since: 1988	1915
	45.5°F (7.5°C)	44.6°F (7.0°C)	0.9°F (0.5°C)	30th Warmest	Warmest since: 1956	2018
	Ties: 1934
Jan 1985–Dec 1989 60-Month	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1988	1916
	45.2°F (7.3°C)	44.5°F (6.9°C)	0.7°F (0.4°C)	40th Warmest	Warmest since: 1981	2018
	Ties: 1954, 1958

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings