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, October 2010

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 2010 1-Month	49.2°F (9.6°C)	46.5°F (8.1°C)	2.7°F (1.5°C)	117th Coolest	Coolest since: 2009	1969
	49.2°F (9.6°C)	46.5°F (8.1°C)	2.7°F (1.5°C)	12th Warmest	Warmest since: 2003	1963
	Ties: 1940
Sep–Oct 2010 2-Month	55.2°F (12.9°C)	51.9°F (11.1°C)	3.3°F (1.8°C)	125th Coolest	Coolest since: 2009	1912
	55.2°F (12.9°C)	51.9°F (11.1°C)	3.3°F (1.8°C)	4th Warmest	Warmest since: 1963	2015
	Ties: 1933, 1947
Aug–Oct 2010 3-Month	59.0°F (15.0°C)	56.4°F (13.6°C)	2.6°F (1.4°C)	124th Coolest	Coolest since: 2009	1912
	59.0°F (15.0°C)	56.4°F (13.6°C)	2.6°F (1.4°C)	5th Warmest	Warmest since: 1963	2015
	Ties: 1947
Jul–Oct 2010 4-Month	61.4°F (16.3°C)	59.0°F (15.0°C)	2.4°F (1.3°C)	122nd Coolest	Coolest since: 2009	1912
	61.4°F (16.3°C)	59.0°F (15.0°C)	2.4°F (1.3°C)	7th Warmest	Warmest since: 2007	1963
	Ties: 2000
Jun–Oct 2010 5-Month	61.9°F (16.6°C)	59.5°F (15.3°C)	2.4°F (1.3°C)	121st Coolest	Coolest since: 2009	1912
	61.9°F (16.6°C)	59.5°F (15.3°C)	2.4°F (1.3°C)	8th Warmest	Warmest since: 2007	2021
	Ties: 2007, 2018
May–Oct 2010 6-Month	59.9°F (15.5°C)	58.2°F (14.6°C)	1.7°F (0.9°C)	111th Coolest	Coolest since: 2009	1912
	59.9°F (15.5°C)	58.2°F (14.6°C)	1.7°F (0.9°C)	18th Warmest	Warmest since: 2007	2012
	Ties: 1954
Apr–Oct 2010 7-Month	57.6°F (14.2°C)	55.9°F (13.3°C)	1.7°F (0.9°C)	110th Coolest	Coolest since: 2009	1912
Apr–Oct 2010 7-Month	57.6°F (14.2°C)	55.9°F (13.3°C)	1.7°F (0.9°C)	19th Warmest	Warmest since: 2007	2012
Mar–Oct 2010 8-Month	54.8°F (12.7°C)	53.2°F (11.8°C)	1.6°F (0.9°C)	109th Coolest	Coolest since: 2009	1912
Mar–Oct 2010 8-Month	54.8°F (12.7°C)	53.2°F (11.8°C)	1.6°F (0.9°C)	20th Warmest	Warmest since: 2007	2012
Feb–Oct 2010 9-Month	51.4°F (10.8°C)	50.3°F (10.2°C)	1.1°F (0.6°C)	99th Coolest	Coolest since: 2009	1912
	51.4°F (10.8°C)	50.3°F (10.2°C)	1.1°F (0.6°C)	30th Warmest	Warmest since: 2007	2012
	Ties: 1931, 1943, 1946, 1988, 1991, 1998
Jan–Oct 2010 10-Month	48.9°F (9.4°C)	47.6°F (8.7°C)	1.3°F (0.7°C)	101st Coolest	Coolest since: 2009	1912
	48.9°F (9.4°C)	47.6°F (8.7°C)	1.3°F (0.7°C)	28th Warmest	Warmest since: 2007	2012
	Ties: 1943, 1972
Dec 2009–Oct 2010 11-Month	46.3°F (7.9°C)	45.6°F (7.6°C)	0.7°F (0.3°C)	82nd Coolest	Coolest since: 2009	1912
	46.3°F (7.9°C)	45.6°F (7.6°C)	0.7°F (0.3°C)	46th Warmest	Warmest since: 2009	1934
	Ties: 1921, 1946, 1989, 2009
Nov 2009–Oct 2010 12-Month	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	95th Coolest	Coolest since: 2009	1912
	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	33rd Warmest	Warmest since: 2009	1934, 2000
	Ties: 1907, 1938, 1978, 1998, 2009, 2013
May 2009–Oct 2010 18-Month	49.5°F (9.7°C)	49.1°F (9.5°C)	0.4°F (0.2°C)	75th Coolest	Coolest since: 1993	1917
	49.5°F (9.7°C)	49.1°F (9.5°C)	0.4°F (0.2°C)	53rd Warmest	Warmest since: 2009	1934
	Ties: 1936, 1941, 1982, 1987, 1988
Nov 2008–Oct 2010 24-Month	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	96th Coolest	Coolest since: 2009	1913
	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	31st Warmest	Warmest since: 2007	2018
	Ties: 1987, 1990, 1995
Nov 2007–Oct 2010 36-Month	45.3°F (7.4°C)	44.6°F (7.0°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1995	1914
	45.3°F (7.4°C)	44.6°F (7.0°C)	0.7°F (0.4°C)	41st Warmest	Warmest since: 2009	2018
	Ties: 1987
Nov 2006–Oct 2010 48-Month	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	99th Coolest	Coolest since: 1998	1915
	45.6°F (7.6°C)	44.6°F (7.0°C)	1.0°F (0.6°C)	26th Warmest	Warmest since: 2009	2018
	Ties: 1998
Nov 2005–Oct 2010 60-Month	45.8°F (7.7°C)	44.6°F (7.0°C)	1.2°F (0.7°C)	102nd Coolest	Coolest since: 1999	1916
	45.8°F (7.7°C)	44.6°F (7.0°C)	1.2°F (0.7°C)	22nd Warmest	Warmest since: 2009	2018
	Ties: 1938

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings