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 1989

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1989 1-Month	54.2°F (12.3°C)	51.8°F (11.0°C)	2.4°F (1.3°C)	107th Coolest	Coolest since: 1988	1917
	54.2°F (12.3°C)	51.8°F (11.0°C)	2.4°F (1.3°C)	22nd Warmest	Warmest since: 1984	1934
	Ties: 1941, 1966, 1984
Apr–May 1989 2-Month	50.3°F (10.2°C)	47.2°F (8.4°C)	3.1°F (1.8°C)	121st Coolest	Coolest since: 1988	1917
Apr–May 1989 2-Month	50.3°F (10.2°C)	47.2°F (8.4°C)	3.1°F (1.8°C)	8th Warmest	Warmest since: 1934	1934
Mar–May 1989 3-Month	46.6°F (8.1°C)	42.7°F (5.9°C)	3.9°F (2.2°C)	124th Coolest	Coolest since: 1988	1917
Mar–May 1989 3-Month	46.6°F (8.1°C)	42.7°F (5.9°C)	3.9°F (2.2°C)	5th Warmest	Warmest since: 1934	2012
Feb–May 1989 4-Month	40.5°F (4.7°C)	38.9°F (3.8°C)	1.6°F (0.9°C)	98th Coolest	Coolest since: 1988	1917
	40.5°F (4.7°C)	38.9°F (3.8°C)	1.6°F (0.9°C)	31st Warmest	Warmest since: 1986	1934
	Ties: 1940, 2003
Jan–May 1989 5-Month	37.4°F (3.0°C)	35.9°F (2.2°C)	1.5°F (0.8°C)	101st Coolest	Coolest since: 1988	1917
	37.4°F (3.0°C)	35.9°F (2.2°C)	1.5°F (0.8°C)	28th Warmest	Warmest since: 1986	1934
	Ties: 1998
Dec 1988–May 1989 6-Month	35.4°F (1.9°C)	34.1°F (1.2°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1988	1917
	35.4°F (1.9°C)	34.1°F (1.2°C)	1.3°F (0.7°C)	28th Warmest	Warmest since: 1987	1934
	Ties: 1904, 1940, 1967, 1987
Nov 1988–May 1989 7-Month	35.2°F (1.8°C)	34.0°F (1.1°C)	1.2°F (0.7°C)	96th Coolest	Coolest since: 1988	1917
	35.2°F (1.8°C)	34.0°F (1.1°C)	1.2°F (0.7°C)	32nd Warmest	Warmest since: 1987	1934
	Ties: 1902, 1904, 1935, 1987, 1990, 1995
Oct 1988–May 1989 8-Month	37.0°F (2.8°C)	35.5°F (1.9°C)	1.5°F (0.9°C)	103rd Coolest	Coolest since: 1988	1917
	37.0°F (2.8°C)	35.5°F (1.9°C)	1.5°F (0.9°C)	25th Warmest	Warmest since: 1986	1934
	Ties: 1935, 2020, 2021
Sep 1988–May 1989 9-Month	39.2°F (4.0°C)	38.0°F (3.3°C)	1.2°F (0.7°C)	98th Coolest	Coolest since: 1988	1917
	39.2°F (4.0°C)	38.0°F (3.3°C)	1.2°F (0.7°C)	30th Warmest	Warmest since: 1986	1934
	Ties: 1967
Aug 1988–May 1989 10-Month	42.0°F (5.6°C)	40.7°F (4.8°C)	1.3°F (0.8°C)	102nd Coolest	Coolest since: 1988	1917
	42.0°F (5.6°C)	40.7°F (4.8°C)	1.3°F (0.8°C)	26th Warmest	Warmest since: 1986	1934
	Ties: 1938, 1963, 2011
Jul 1988–May 1989 11-Month	44.3°F (6.8°C)	43.1°F (6.2°C)	1.2°F (0.6°C)	99th Coolest	Coolest since: 1988	1917
	44.3°F (6.8°C)	43.1°F (6.2°C)	1.2°F (0.6°C)	29th Warmest	Warmest since: 1986	1934
	Ties: 1902, 1967, 1978, 2001
Jun 1988–May 1989 12-Month	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	103rd Coolest	Coolest since: 1988	1917
	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	25th Warmest	Warmest since: 1981	1934
	Ties: 1996, 2011
Dec 1987–May 1989 18-Month	41.8°F (5.4°C)	41.1°F (5.1°C)	0.7°F (0.3°C)	86th Coolest	Coolest since: 1988	1913
	41.8°F (5.4°C)	41.1°F (5.1°C)	0.7°F (0.3°C)	41st Warmest	Warmest since: 1987	2018
	Ties: 1902, 1940, 1967, 1998, 2011, 2014
Jun 1987–May 1989 24-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1988	1913
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	41st Warmest	Warmest since: 1987	2018
	Ties: 1902, 1940, 1964, 1986, 1998
Jun 1986–May 1989 36-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1988	1914
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	40th Warmest	Warmest since: 1987	2018
	Ties: 1987
Jun 1985–May 1989 48-Month	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	94th Coolest	Coolest since: 1988	1915
	45.4°F (7.4°C)	44.6°F (7.0°C)	0.8°F (0.4°C)	31st Warmest	Warmest since: 1957	2018
	Ties: 1941, 1957, 2010
Jun 1984–May 1989 60-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	87th Coolest	Coolest since: 1988	1917
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	37th Warmest	Warmest since: 1982	2018
	Ties: 1958, 1995

Citing This Page

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