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 1977

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1977 1-Month	29.9°F (-1.2°C)	25.2°F (-3.8°C)	4.7°F (2.6°C)	118th Coolest	Coolest since: 1976	1909
December 1977 1-Month	29.9°F (-1.2°C)	25.2°F (-3.8°C)	4.7°F (2.6°C)	11th Warmest	Warmest since: 1958	1980
Nov–Dec 1977 2-Month	32.6°F (0.3°C)	29.4°F (-1.4°C)	3.2°F (1.7°C)	111th Coolest	Coolest since: 1976	1972
	32.6°F (0.3°C)	29.4°F (-1.4°C)	3.2°F (1.7°C)	18th Warmest	Warmest since: 1965	2021
	Ties: 2020
Oct–Dec 1977 3-Month	37.7°F (3.2°C)	35.1°F (1.7°C)	2.6°F (1.5°C)	116th Coolest	Coolest since: 1976	1898
	37.7°F (3.2°C)	35.1°F (1.7°C)	2.6°F (1.5°C)	13th Warmest	Warmest since: 1965	2021
	Ties: 1910, 1963, 1995, 2003
Sep–Dec 1977 4-Month	43.2°F (6.2°C)	40.7°F (4.8°C)	2.5°F (1.4°C)	116th Coolest	Coolest since: 1976	1898
	43.2°F (6.2°C)	40.7°F (4.8°C)	2.5°F (1.4°C)	13th Warmest	Warmest since: 1963	2021
	Ties: 1910, 1962
Aug–Dec 1977 5-Month	47.7°F (8.7°C)	45.6°F (7.6°C)	2.1°F (1.1°C)	114th Coolest	Coolest since: 1976	1898
	47.7°F (8.7°C)	45.6°F (7.6°C)	2.1°F (1.1°C)	15th Warmest	Warmest since: 1963	2021
	Ties: 1958
Jul–Dec 1977 6-Month	51.1°F (10.6°C)	49.1°F (9.5°C)	2.0°F (1.1°C)	111th Coolest	Coolest since: 1976	1898, 1912
	51.1°F (10.6°C)	49.1°F (9.5°C)	2.0°F (1.1°C)	18th Warmest	Warmest since: 1963	2021
	Ties: 1934, 1999
Jun–Dec 1977 7-Month	53.2°F (11.8°C)	50.9°F (10.5°C)	2.3°F (1.3°C)	119th Coolest	Coolest since: 1976	1912
	53.2°F (11.8°C)	50.9°F (10.5°C)	2.3°F (1.3°C)	10th Warmest	Warmest since: 1933	2021
	Ties: 1980
May–Dec 1977 8-Month	53.2°F (11.8°C)	51.0°F (10.6°C)	2.2°F (1.2°C)	119th Coolest	Coolest since: 1976	1912
	53.2°F (11.8°C)	51.0°F (10.6°C)	2.2°F (1.2°C)	10th Warmest	Warmest since: 1963	2021
	Ties: 2018
Apr–Dec 1977 9-Month	52.3°F (11.3°C)	50.0°F (10.0°C)	2.3°F (1.3°C)	119th Coolest	Coolest since: 1976	1912
Apr–Dec 1977 9-Month	52.3°F (11.3°C)	50.0°F (10.0°C)	2.3°F (1.3°C)	10th Warmest	Warmest since: 1963	2021
Mar–Dec 1977 10-Month	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F (1.1°C)	113th Coolest	Coolest since: 1976	1912
	50.3°F (10.2°C)	48.4°F (9.1°C)	1.9°F (1.1°C)	16th Warmest	Warmest since: 1963	2012
	Ties: 1939, 1954, 2010
Feb–Dec 1977 11-Month	48.5°F (9.2°C)	46.5°F (8.1°C)	2.0°F (1.1°C)	115th Coolest	Coolest since: 1976	1912
	48.5°F (9.2°C)	46.5°F (8.1°C)	2.0°F (1.1°C)	14th Warmest	Warmest since: 1963	2012, 2017
	Ties: 1981
Jan–Dec 1977 12-Month	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	111th Coolest	Coolest since: 1976	1912
	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	18th Warmest	Warmest since: 1954	2012
	Ties: 1986, 1998
Jul 1976–Dec 1977 18-Month	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	98th Coolest	Coolest since: 1976	1912
	47.1°F (8.4°C)	46.1°F (7.8°C)	1.0°F (0.6°C)	30th Warmest	Warmest since: 1963	1934
	Ties: 1943
Jan 1976–Dec 1977 24-Month	45.5°F (7.5°C)	44.6°F (7.0°C)	0.9°F (0.5°C)	94th Coolest	Coolest since: 1976	1913
	45.5°F (7.5°C)	44.6°F (7.0°C)	0.9°F (0.5°C)	34th Warmest	Warmest since: 1963	2017
	Ties: 1940, 1990, 1998
Jan 1975–Dec 1977 36-Month	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1976	1913, 1914
	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	55th Warmest	Warmest since: 1964	2017
	Ties: 1947, 1959, 1960, 1979
Jan 1974–Dec 1977 48-Month	44.7°F (7.1°C)	44.6°F (7.0°C)	0.1°F (0.1°C)	64th Coolest	Coolest since: 1976	1915
	44.7°F (7.1°C)	44.6°F (7.0°C)	0.1°F (0.1°C)	62nd Warmest	Warmest since: 1965	2018
	Ties: 1958, 1964
Jan 1973–Dec 1977 60-Month	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	47th Coolest	Coolest since: 1976	1916
	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	78th Warmest	Warmest since: 1967	2018
	Ties: 1904, 1911, 1945, 1953, 1961, 1979, 1986

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 23, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings