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, April 2009

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 2009 1-Month	42.0°F (5.6°C)	42.5°F (5.8°C)	-0.5°F (-0.2°C)	47th Coolest	Coolest since: 2008	1920
	42.0°F (5.6°C)	42.5°F (5.8°C)	-0.5°F (-0.2°C)	82nd Warmest	Warmest since: 2007	1943, 1946
	Ties: 1916
Mar–Apr 2009 2-Month	39.6°F (4.2°C)	38.1°F (3.4°C)	1.5°F (0.8°C)	87th Coolest	Coolest since: 2008	1917
	39.6°F (4.2°C)	38.1°F (3.4°C)	1.5°F (0.8°C)	42nd Warmest	Warmest since: 2007	2012
	Ties: 1936
Feb–Apr 2009 3-Month	37.1°F (2.8°C)	34.5°F (1.4°C)	2.6°F (1.4°C)	107th Coolest	Coolest since: 2008	1903
	37.1°F (2.8°C)	34.5°F (1.4°C)	2.6°F (1.4°C)	22nd Warmest	Warmest since: 2007	2017
	Ties: 1910
Jan–Apr 2009 4-Month	34.9°F (1.6°C)	31.8°F (-0.1°C)	3.1°F (1.7°C)	112th Coolest	Coolest since: 2008	1917, 1937
	34.9°F (1.6°C)	31.8°F (-0.1°C)	3.1°F (1.7°C)	17th Warmest	Warmest since: 2006	1986
	Ties: 2016
Dec 2008–Apr 2009 5-Month	33.0°F (0.6°C)	30.5°F (-0.8°C)	2.5°F (1.4°C)	108th Coolest	Coolest since: 2008	1899
Dec 2008–Apr 2009 5-Month	33.0°F (0.6°C)	30.5°F (-0.8°C)	2.5°F (1.4°C)	20th Warmest	Warmest since: 2006	1934, 1981
Nov 2008–Apr 2009 6-Month	33.9°F (1.1°C)	31.0°F (-0.6°C)	2.9°F (1.7°C)	117th Coolest	Coolest since: 2008	1899
	33.9°F (1.1°C)	31.0°F (-0.6°C)	2.9°F (1.7°C)	11th Warmest	Warmest since: 2006	1934
	Ties: 1943, 1986, 2006, 2022
Oct 2008–Apr 2009 7-Month	35.8°F (2.1°C)	33.2°F (0.7°C)	2.6°F (1.4°C)	114th Coolest	Coolest since: 2008	1899
	35.8°F (2.1°C)	33.2°F (0.7°C)	2.6°F (1.4°C)	14th Warmest	Warmest since: 2006	1934
	Ties: 2022
Sep 2008–Apr 2009 8-Month	38.5°F (3.6°C)	36.2°F (2.3°C)	2.3°F (1.3°C)	113th Coolest	Coolest since: 2008	1899
	38.5°F (3.6°C)	36.2°F (2.3°C)	2.3°F (1.3°C)	15th Warmest	Warmest since: 2006	1934
	Ties: 1907
Aug 2008–Apr 2009 9-Month	41.5°F (5.3°C)	39.5°F (4.2°C)	2.0°F (1.1°C)	114th Coolest	Coolest since: 2008	1899
	41.5°F (5.3°C)	39.5°F (4.2°C)	2.0°F (1.1°C)	14th Warmest	Warmest since: 2006	1934
	Ties: 1911
Jul 2008–Apr 2009 10-Month	44.3°F (6.8°C)	42.2°F (5.7°C)	2.1°F (1.1°C)	114th Coolest	Coolest since: 2008	1899
	44.3°F (6.8°C)	42.2°F (5.7°C)	2.1°F (1.1°C)	14th Warmest	Warmest since: 2006	1934
	Ties: 1935
Jun 2008–Apr 2009 11-Month	45.9°F (7.7°C)	43.9°F (6.6°C)	2.0°F (1.1°C)	110th Coolest	Coolest since: 2008	1913
	45.9°F (7.7°C)	43.9°F (6.6°C)	2.0°F (1.1°C)	18th Warmest	Warmest since: 2006	1934, 2017
	Ties: 2002
May 2008–Apr 2009 12-Month	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	107th Coolest	Coolest since: 2008	1913
	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	21st Warmest	Warmest since: 2006	1934, 2017
	Ties: 1911, 2019
Nov 2007–Apr 2009 18-Month	41.1°F (5.1°C)	40.1°F (4.5°C)	1.0°F (0.6°C)	94th Coolest	Coolest since: 1998	1913
	41.1°F (5.1°C)	40.1°F (4.5°C)	1.0°F (0.6°C)	33rd Warmest	Warmest since: 2008	2018
	Ties: 1911, 1941, 1986, 1990, 1992, 2014
May 2007–Apr 2009 24-Month	45.9°F (7.7°C)	44.6°F (7.0°C)	1.3°F (0.7°C)	103rd Coolest	Coolest since: 2008	1913
	45.9°F (7.7°C)	44.6°F (7.0°C)	1.3°F (0.7°C)	24th Warmest	Warmest since: 2007	2018
	Ties: 1954
May 2006–Apr 2009 36-Month	45.9°F (7.7°C)	44.6°F (7.0°C)	1.3°F (0.7°C)	104th Coolest	Coolest since: 1999	1914
	45.9°F (7.7°C)	44.6°F (7.0°C)	1.3°F (0.7°C)	22nd Warmest	Warmest since: 2008	2018
	Ties: 1999
May 2005–Apr 2009 48-Month	46.1°F (7.8°C)	44.6°F (7.0°C)	1.5°F (0.8°C)	107th Coolest	Coolest since: 2008	1915
May 2005–Apr 2009 48-Month	46.1°F (7.8°C)	44.6°F (7.0°C)	1.5°F (0.8°C)	18th Warmest	Warmest since: 2007	2018
May 2004–Apr 2009 60-Month	46.1°F (7.8°C)	44.5°F (6.9°C)	1.6°F (0.9°C)	108th Coolest	Coolest since: 2001	1917
	46.1°F (7.8°C)	44.5°F (6.9°C)	1.6°F (0.9°C)	16th Warmest	Warmest since: 2008	2019
	Ties: 2001

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on April 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings