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, January 1991

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1991 1-Month	21.9°F (-5.6°C)	23.7°F (-4.6°C)	-1.8°F (-1.0°C)	37th Coolest	Coolest since: 1988	1937
	21.9°F (-5.6°C)	23.7°F (-4.6°C)	-1.8°F (-1.0°C)	92nd Warmest	Warmest since: 1990	1986
	Ties: 1955
Dec 1990–Jan 1991 2-Month	21.1°F (-6.1°C)	24.5°F (-4.2°C)	-3.4°F (-1.9°C)	19th Coolest	Coolest since: 1984	1979
Dec 1990–Jan 1991 2-Month	21.1°F (-6.1°C)	24.5°F (-4.2°C)	-3.4°F (-1.9°C)	109th Warmest	Warmest since: 1990	1981
Nov 1990–Jan 1991 3-Month	26.3°F (-3.2°C)	27.5°F (-2.5°C)	-1.2°F (-0.7°C)	31st Coolest	Coolest since: 1988	1973
	26.3°F (-3.2°C)	27.5°F (-2.5°C)	-1.2°F (-0.7°C)	97th Warmest	Warmest since: 1990	2018
	Ties: 1968
Oct 1990–Jan 1991 4-Month	31.4°F (-0.3°C)	32.3°F (0.2°C)	-0.9°F (-0.5°C)	36th Coolest	Coolest since: 1988	1899
	31.4°F (-0.3°C)	32.3°F (0.2°C)	-0.9°F (-0.5°C)	92nd Warmest	Warmest since: 1990	2018
	Ties: 1988
Sep 1990–Jan 1991 5-Month	37.3°F (2.9°C)	37.2°F (2.9°C)	0.1°F (0.0°C)	59th Coolest	Coolest since: 1988	1899
	37.3°F (2.9°C)	37.2°F (2.9°C)	0.1°F (0.0°C)	69th Warmest	Warmest since: 1990	2022
	Ties: 1969, 1986
Aug 1990–Jan 1991 6-Month	41.9°F (5.5°C)	41.9°F (5.5°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 1988	1899
	41.9°F (5.5°C)	41.9°F (5.5°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 1990	2022
	Ties: 1947, 1966, 1970, 1971, 1980, 1992
Jul 1990–Jan 1991 7-Month	45.4°F (7.4°C)	45.5°F (7.5°C)	-0.1°F (-0.1°C)	53rd Coolest	Coolest since: 1988	1913
	45.4°F (7.4°C)	45.5°F (7.5°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest since: 1990	2022
	Ties: 1907, 1946, 1958, 1966, 1976, 1992
Jun 1990–Jan 1991 8-Month	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1988	1913
	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	55th Warmest	Warmest since: 1990	2022
	Ties: 1900, 1936, 1939, 1944, 1947, 1986, 2007
May 1990–Jan 1991 9-Month	48.1°F (8.9°C)	47.9°F (8.8°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1988	1913
	48.1°F (8.9°C)	47.9°F (8.8°C)	0.2°F (0.1°C)	62nd Warmest	Warmest since: 1990	2022
	Ties: 1939, 1960, 1971
Apr 1990–Jan 1991 10-Month	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1988	1913
	47.8°F (8.8°C)	47.4°F (8.6°C)	0.4°F (0.2°C)	55th Warmest	Warmest since: 1990	2022
	Ties: 1957
Mar 1990–Jan 1991 11-Month	46.8°F (8.2°C)	46.1°F (7.8°C)	0.7°F (0.4°C)	80th Coolest	Coolest since: 1988	1913
	46.8°F (8.2°C)	46.1°F (7.8°C)	0.7°F (0.4°C)	48th Warmest	Warmest since: 1990	2013
	Ties: 1922, 1923, 1959, 1998
Feb 1990–Jan 1991 12-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	82nd Coolest	Coolest since: 1988	1913
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	46th Warmest	Warmest since: 1990	2018
	Ties: 1901, 1993
Aug 1989–Jan 1991 18-Month	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1989	1913
	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1990	1935
	Ties: 1901, 1923, 1947, 1956, 1957, 1959, 1960
Feb 1989–Jan 1991 24-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	91st Coolest	Coolest since: 1989	1914, 1925
	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	36th Warmest	Warmest since: 1990	2018
	Ties: 1941, 1965, 1987
Feb 1988–Jan 1991 36-Month	45.4°F (7.4°C)	44.5°F (6.9°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1990	1914
	45.4°F (7.4°C)	44.5°F (6.9°C)	0.9°F (0.5°C)	34th Warmest	Warmest since: 1989	2018
	Ties: 1989, 1996
Feb 1987–Jan 1991 48-Month	45.3°F (7.4°C)	44.6°F (7.0°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1989	1916
	45.3°F (7.4°C)	44.6°F (7.0°C)	0.7°F (0.4°C)	35th Warmest	Warmest since: 1990	2019
	Ties: 1941, 1983, 1989, 1993, 1995, 1996
Feb 1986–Jan 1991 60-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	97th Coolest	Coolest since: 1990	1917
	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	27th Warmest	Warmest since: 1982	2019
	Ties: 1935, 1936, 1937, 1982, 1993, 1997, 1998

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on November 29, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings