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 1951

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1951 1-Month	52.4°F (11.3°C)	51.8°F (11.0°C)	0.6°F (0.3°C)	70th Coolest	Coolest since: 1950	1917
	52.4°F (11.3°C)	51.8°F (11.0°C)	0.6°F (0.3°C)	59th Warmest	Warmest since: 1948	1934
	Ties: 1919, 1988, 2014
Apr–May 1951 2-Month	46.6°F (8.1°C)	47.2°F (8.4°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1950	1917
	46.6°F (8.1°C)	47.2°F (8.4°C)	-0.6°F (-0.3°C)	88th Warmest	Warmest since: 1949	1934
	Ties: 1928, 1938
Mar–May 1951 3-Month	41.6°F (5.3°C)	42.7°F (5.9°C)	-1.1°F (-0.6°C)	31st Coolest	Coolest since: 1945	1917
	41.6°F (5.3°C)	42.7°F (5.9°C)	-1.1°F (-0.6°C)	98th Warmest	Warmest since: 1950	2012
	Ties: 1945
Feb–May 1951 4-Month	38.4°F (3.6°C)	38.9°F (3.8°C)	-0.5°F (-0.2°C)	45th Coolest	Coolest since: 1948	1917
	38.4°F (3.6°C)	38.9°F (3.8°C)	-0.5°F (-0.2°C)	84th Warmest	Warmest since: 1950	1934
	Ties: 1914, 1970, 2008, 2010
Jan–May 1951 5-Month	35.3°F (1.8°C)	35.8°F (2.1°C)	-0.5°F (-0.3°C)	44th Coolest	Coolest since: 1949	1917
	35.3°F (1.8°C)	35.8°F (2.1°C)	-0.5°F (-0.3°C)	85th Warmest	Warmest since: 1950	1934
	Ties: 1901
Dec 1950–May 1951 6-Month	34.5°F (1.4°C)	34.0°F (1.1°C)	0.5°F (0.3°C)	69th Coolest	Coolest since: 1950	1917
	34.5°F (1.4°C)	34.0°F (1.1°C)	0.5°F (0.3°C)	59th Warmest	Warmest since: 1950	1934
	Ties: 1900, 1950
Nov 1950–May 1951 7-Month	34.6°F (1.4°C)	34.0°F (1.1°C)	0.6°F (0.3°C)	75th Coolest	Coolest since: 1949	1917
	34.6°F (1.4°C)	34.0°F (1.1°C)	0.6°F (0.3°C)	53rd Warmest	Warmest since: 1950	1934
	Ties: 1918, 1956, 1966
Oct 1950–May 1951 8-Month	36.8°F (2.7°C)	35.5°F (1.9°C)	1.3°F (0.8°C)	97th Coolest	Coolest since: 1950	1917
	36.8°F (2.7°C)	35.5°F (1.9°C)	1.3°F (0.8°C)	31st Warmest	Warmest since: 1943	1934
	Ties: 1902, 1972
Sep 1950–May 1951 9-Month	38.9°F (3.8°C)	37.9°F (3.3°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 1950	1917
	38.9°F (3.8°C)	37.9°F (3.3°C)	1.0°F (0.5°C)	37th Warmest	Warmest since: 1950	1934
	Ties: 1950, 1982, 2014
Aug 1950–May 1951 10-Month	41.3°F (5.2°C)	40.7°F (4.8°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1949	1917
	41.3°F (5.2°C)	40.7°F (4.8°C)	0.6°F (0.4°C)	50th Warmest	Warmest since: 1950	1934
	Ties: 1904, 1961
Jul 1950–May 1951 11-Month	43.4°F (6.3°C)	43.1°F (6.2°C)	0.3°F (0.1°C)	69th Coolest	Coolest since: 1949	1917
	43.4°F (6.3°C)	43.1°F (6.2°C)	0.3°F (0.1°C)	59th Warmest	Warmest since: 1950	1934
	Ties: 1900, 1945
Jun 1950–May 1951 12-Month	44.9°F (7.2°C)	44.6°F (7.0°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1949	1917
	44.9°F (7.2°C)	44.6°F (7.0°C)	0.3°F (0.2°C)	58th Warmest	Warmest since: 1950	1934
	Ties: 1900, 1946
Dec 1949–May 1951 18-Month	41.4°F (5.2°C)	41.1°F (5.1°C)	0.3°F (0.1°C)	69th Coolest	Coolest since: 1950	1913
	41.4°F (5.2°C)	41.1°F (5.1°C)	0.3°F (0.1°C)	58th Warmest	Warmest since: 1947	2018
	Ties: 1963, 1988
Jun 1949–May 1951 24-Month	45.0°F (7.2°C)	44.6°F (7.0°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1950	1913
	45.0°F (7.2°C)	44.6°F (7.0°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1941	2018
	Ties: 1967, 1993, 2011
Jun 1948–May 1951 36-Month	44.5°F (6.9°C)	44.5°F (6.9°C)	0.0°F (0.0°C)	45th Coolest	Coolest since: 1950	1914
	44.5°F (6.9°C)	44.5°F (6.9°C)	0.0°F (0.0°C)	81st Warmest	Warmest since: 1948	2018
	Ties: 1903, 1904, 1923, 1928, 1948, 1968, 1980, 1984
Jun 1947–May 1951 48-Month	44.4°F (6.9°C)	44.6°F (7.0°C)	-0.2°F (-0.1°C)	39th Coolest	Coolest since: 1950	1915
	44.4°F (6.9°C)	44.6°F (7.0°C)	-0.2°F (-0.1°C)	86th Warmest	Warmest since: 1950	2018
	Ties: 1950, 1977
Jun 1946–May 1951 60-Month	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	43rd Coolest	Coolest since: 1950	1917
	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1950	2018
	Ties: 1948, 1950, 1962, 1966, 1968, 1969, 1970, 1979

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