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, May 1901

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1901 1-Month	53.3°F (11.8°C)	51.8°F (11.0°C)	1.5°F (0.8°C)	88th Coolest	Coolest since: 1899	1917
	53.3°F (11.8°C)	51.8°F (11.0°C)	1.5°F (0.8°C)	41st Warmest	Warmest since: 1900	1934
	Ties: 1948, 2022
Apr–May 1901 2-Month	47.4°F (8.6°C)	47.2°F (8.4°C)	0.2°F (0.2°C)	57th Coolest	Coolest since: 1900	1917
	47.4°F (8.6°C)	47.2°F (8.4°C)	0.2°F (0.2°C)	72nd Warmest	Warmest since: 1897	1934
	Ties: 1978, 1993
Mar–May 1901 3-Month	42.2°F (5.7°C)	42.7°F (5.9°C)	-0.5°F (-0.2°C)	41st Coolest	Coolest since: 1899	1917
	42.2°F (5.7°C)	42.7°F (5.9°C)	-0.5°F (-0.2°C)	88th Warmest	Warmest since: 1900	2012
	Ties: 1959
Feb–May 1901 4-Month	37.9°F (3.3°C)	38.9°F (3.8°C)	-1.0°F (-0.5°C)	31st Coolest	Coolest since: 1899	1917
	37.9°F (3.3°C)	38.9°F (3.8°C)	-1.0°F (-0.5°C)	98th Warmest	Warmest since: 1900	1934
	Ties: 1953, 1968, 1971
Jan–May 1901 5-Month	35.3°F (1.8°C)	35.8°F (2.1°C)	-0.5°F (-0.3°C)	44th Coolest	Coolest since: 1899	1917
	35.3°F (1.8°C)	35.8°F (2.1°C)	-0.5°F (-0.3°C)	85th Warmest	Warmest since: 1900	1934
	Ties: 1951
Dec 1900–May 1901 6-Month	34.0°F (1.1°C)	34.1°F (1.2°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1899	1917
	34.0°F (1.1°C)	34.1°F (1.2°C)	-0.1°F (-0.1°C)	78th Warmest	Warmest since: 1900	1934
	Ties: 1896, 1918, 1925, 1983
Nov 1900–May 1901 7-Month	34.1°F (1.2°C)	34.0°F (1.1°C)	0.1°F (0.1°C)	52nd Coolest	Coolest since: 1899	1917
	34.1°F (1.2°C)	34.0°F (1.1°C)	0.1°F (0.1°C)	76th Warmest	Warmest since: 1900	1934
	Ties: 1908, 1925, 1958, 1969
Oct 1900–May 1901 8-Month	35.8°F (2.1°C)	35.6°F (2.0°C)	0.2°F (0.1°C)	61st Coolest	Coolest since: 1899	1917
	35.8°F (2.1°C)	35.6°F (2.0°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1900	1934
	Ties: 1969
Sep 1900–May 1901 9-Month	38.0°F (3.3°C)	38.0°F (3.3°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1899	1917
	38.0°F (3.3°C)	38.0°F (3.3°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1900	1934
	Ties: 1969
Aug 1900–May 1901 10-Month	40.7°F (4.8°C)	40.7°F (4.8°C)	0.0°F (0.0°C)	61st Coolest	Coolest since: 1899	1917
	40.7°F (4.8°C)	40.7°F (4.8°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 1900	1934
	Ties: 1977
Jul 1900–May 1901 11-Month	43.0°F (6.1°C)	43.1°F (6.2°C)	-0.1°F (-0.1°C)	51st Coolest	Coolest since: 1899	1917
	43.0°F (6.1°C)	43.1°F (6.2°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 1900	1934
	Ties: 1910, 1918, 1923, 1958, 1966, 1970
Jun 1900–May 1901 12-Month	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1899	1917
	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	61st Warmest	Warmest since: 1900	1934
	Ties: 1945, 1964
Dec 1899–May 1901 18-Month	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1900	1913
	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	65th Warmest	Warmest to Date	2018
	Ties: 1922, 1939, 1943, 1946
Jun 1899–May 1901 24-Month	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1900	1913
	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	57th Warmest	Warmest to Date	2018
	Ties: 1946, 1947, 1983
Jun 1898–May 1901 36-Month	43.9°F (6.6°C)	44.6°F (7.0°C)	-0.7°F (-0.4°C)	18th Coolest	Coolest since: 1900	1914
	43.9°F (6.6°C)	44.6°F (7.0°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest since: 1898	2018
	Ties: 1898, 1910, 1924, 1925, 1933
Jun 1897–May 1901 48-Month	43.9°F (6.6°C)	44.6°F (7.0°C)	-0.7°F (-0.4°C)	17th Coolest	Coolest since: 1900	1915
	43.9°F (6.6°C)	44.6°F (7.0°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest to Date	2018
	Ties: 1921, 1922, 1975
Jun 1896–May 1901 60-Month	43.9°F (6.6°C)	44.5°F (6.9°C)	-0.6°F (-0.3°C)	14th Coolest	Coolest since: 1900	1917
	43.9°F (6.6°C)	44.5°F (6.9°C)	-0.6°F (-0.3°C)	110th Warmest	Warmest to Date	2018
	Ties: 1924, 1930

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings