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 1959

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1959 1-Month	52.2°F (11.2°C)	51.8°F (11.0°C)	0.4°F (0.2°C)	61st Coolest	Coolest since: 1957	1917
	52.2°F (11.2°C)	51.8°F (11.0°C)	0.4°F (0.2°C)	68th Warmest	Warmest since: 1958	1934
	Ties: 1944, 1952, 1961
Apr–May 1959 2-Month	47.0°F (8.3°C)	47.2°F (8.4°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1957	1917
	47.0°F (8.3°C)	47.2°F (8.4°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1958	1934
	Ties: 1900, 1915, 1964
Mar–May 1959 3-Month	42.2°F (5.7°C)	42.7°F (5.9°C)	-0.5°F (-0.2°C)	41st Coolest	Coolest since: 1958	1917
	42.2°F (5.7°C)	42.7°F (5.9°C)	-0.5°F (-0.2°C)	88th Warmest	Warmest since: 1956	2012
	Ties: 1901
Feb–May 1959 4-Month	38.3°F (3.5°C)	38.8°F (3.8°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1956	1917
	38.3°F (3.5°C)	38.8°F (3.8°C)	-0.5°F (-0.3°C)	88th Warmest	Warmest since: 1958	1934
	Ties: 1937, 1982, 2013
Jan–May 1959 5-Month	35.6°F (2.0°C)	35.8°F (2.1°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 1957	1917
	35.6°F (2.0°C)	35.8°F (2.1°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1958	1934
	Ties: 1906, 2011, 2019
Dec 1958–May 1959 6-Month	34.7°F (1.5°C)	34.1°F (1.2°C)	0.6°F (0.3°C)	75th Coolest	Coolest since: 1957	1917
	34.7°F (1.5°C)	34.1°F (1.2°C)	0.6°F (0.3°C)	53rd Warmest	Warmest since: 1958	1934
	Ties: 1947, 1997
Nov 1958–May 1959 7-Month	34.7°F (1.5°C)	34.0°F (1.1°C)	0.7°F (0.4°C)	79th Coolest	Coolest since: 1958	1917
	34.7°F (1.5°C)	34.0°F (1.1°C)	0.7°F (0.4°C)	49th Warmest	Warmest since: 1954	1934
	Ties: 1977, 1997, 2011
Oct 1958–May 1959 8-Month	36.3°F (2.4°C)	35.5°F (1.9°C)	0.8°F (0.5°C)	81st Coolest	Coolest since: 1958	1917
	36.3°F (2.4°C)	35.5°F (1.9°C)	0.8°F (0.5°C)	47th Warmest	Warmest since: 1956	1934
	Ties: 1956, 1976, 1982
Sep 1958–May 1959 9-Month	38.8°F (3.8°C)	38.0°F (3.3°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1958	1917
	38.8°F (3.8°C)	38.0°F (3.3°C)	0.8°F (0.5°C)	41st Warmest	Warmest since: 1956	1934
	Ties: 1946, 1956, 1991, 1998
Aug 1958–May 1959 10-Month	41.6°F (5.3°C)	40.6°F (4.8°C)	1.0°F (0.5°C)	90th Coolest	Coolest since: 1958	1917
	41.6°F (5.3°C)	40.6°F (4.8°C)	1.0°F (0.5°C)	38th Warmest	Warmest since: 1956	1934
	Ties: 1956
Jul 1958–May 1959 11-Month	43.8°F (6.6°C)	43.1°F (6.2°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1958	1917
	43.8°F (6.6°C)	43.1°F (6.2°C)	0.7°F (0.4°C)	42nd Warmest	Warmest since: 1956	1934
	Ties: 1946, 1950, 1998, 2007
Jun 1958–May 1959 12-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1958	1917
Jun 1958–May 1959 12-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	43rd Warmest	Warmest since: 1954	1934
Dec 1957–May 1959 18-Month	41.9°F (5.5°C)	41.1°F (5.1°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 1958	1913
	41.9°F (5.5°C)	41.1°F (5.1°C)	0.8°F (0.4°C)	39th Warmest	Warmest since: 1955	2018
	Ties: 1908
Jun 1957–May 1959 24-Month	44.9°F (7.2°C)	44.6°F (7.0°C)	0.3°F (0.2°C)	74th Coolest	Coolest since: 1958	1913
	44.9°F (7.2°C)	44.6°F (7.0°C)	0.3°F (0.2°C)	53rd Warmest	Warmest since: 1957	2018
	Ties: 1938, 1944, 1957
Jun 1956–May 1959 36-Month	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1958	1914
	44.8°F (7.1°C)	44.6°F (7.0°C)	0.2°F (0.1°C)	57th Warmest	Warmest since: 1958	2018
	Ties: 1939, 1947, 1958, 1995
Jun 1955–May 1959 48-Month	44.9°F (7.2°C)	44.5°F (6.9°C)	0.4°F (0.3°C)	73rd Coolest	Coolest since: 1958	1915
	44.9°F (7.2°C)	44.5°F (6.9°C)	0.4°F (0.3°C)	52nd Warmest	Warmest since: 1957	2018
	Ties: 1946
Jun 1954–May 1959 60-Month	44.9°F (7.2°C)	44.5°F (6.9°C)	0.4°F (0.3°C)	71st Coolest	Coolest since: 1953	1917
	44.9°F (7.2°C)	44.5°F (6.9°C)	0.4°F (0.3°C)	53rd Warmest	Warmest since: 1958	2018
	Ties: 1944, 1967, 1983

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings