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 1909

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
October 1909 1-Month	46.8°F (8.2°C)	46.5°F (8.1°C)	0.3°F (0.1°C)	67th Coolest	Coolest since: 1908	1969
	46.8°F (8.2°C)	46.5°F (8.1°C)	0.3°F (0.1°C)	62nd Warmest	Warmest since: 1907	1963
	Ties: 1914, 1939, 2004
Sep–Oct 1909 2-Month	51.5°F (10.8°C)	51.9°F (11.1°C)	-0.4°F (-0.3°C)	47th Coolest	Coolest since: 1908	1912
	51.5°F (10.8°C)	51.9°F (11.1°C)	-0.4°F (-0.3°C)	82nd Warmest	Warmest since: 1907	2015
	Ties: 1915
Aug–Oct 1909 3-Month	56.5°F (13.6°C)	56.3°F (13.5°C)	0.2°F (0.1°C)	64th Coolest	Coolest since: 1908	1912
Aug–Oct 1909 3-Month	56.5°F (13.6°C)	56.3°F (13.5°C)	0.2°F (0.1°C)	65th Warmest	Warmest since: 1907	2015
Jul–Oct 1909 4-Month	59.2°F (15.1°C)	59.0°F (15.0°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1908	1912
	59.2°F (15.1°C)	59.0°F (15.0°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1901	1963
	Ties: 1919, 1945, 1991
Jun–Oct 1909 5-Month	59.6°F (15.3°C)	59.5°F (15.3°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 1908	1912
	59.6°F (15.3°C)	59.5°F (15.3°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1901	2021
	Ties: 1896, 1944
May–Oct 1909 6-Month	57.7°F (14.3°C)	58.2°F (14.6°C)	-0.5°F (-0.3°C)	40th Coolest	Coolest since: 1908	1912
	57.7°F (14.3°C)	58.2°F (14.6°C)	-0.5°F (-0.3°C)	89th Warmest	Warmest since: 1902	2012
	Ties: 1899, 1949, 1969
Apr–Oct 1909 7-Month	55.0°F (12.8°C)	55.9°F (13.3°C)	-0.9°F (-0.5°C)	24th Coolest	Coolest since: 1908	1912
	55.0°F (12.8°C)	55.9°F (13.3°C)	-0.9°F (-0.5°C)	105th Warmest	Warmest since: 1902	2012
	Ties: 1929, 1982, 1984, 1993
Mar–Oct 1909 8-Month	52.1°F (11.2°C)	53.2°F (11.8°C)	-1.1°F (-0.6°C)	15th Coolest	Coolest since: 1906	1912
	52.1°F (11.2°C)	53.2°F (11.8°C)	-1.1°F (-0.6°C)	114th Warmest	Warmest since: 1908	2012
	Ties: 1898, 1968, 1984
Feb–Oct 1909 9-Month	49.1°F (9.5°C)	50.3°F (10.2°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1906	1912
	49.1°F (9.5°C)	50.3°F (10.2°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1908	2012
	Ties: 1905, 1964
Jan–Oct 1909 10-Month	47.0°F (8.3°C)	47.7°F (8.7°C)	-0.7°F (-0.4°C)	27th Coolest	Coolest since: 1908	1912
	47.0°F (8.3°C)	47.7°F (8.7°C)	-0.7°F (-0.4°C)	102nd Warmest	Warmest since: 1908	2012
	Ties: 1908, 1937, 1955, 1957, 1970, 1993
Dec 1908–Oct 1909 11-Month	44.7°F (7.1°C)	45.6°F (7.6°C)	-0.9°F (-0.5°C)	23rd Coolest	Coolest since: 1906	1912
	44.7°F (7.1°C)	45.6°F (7.6°C)	-0.9°F (-0.5°C)	105th Warmest	Warmest since: 1908	1934
	Ties: 1905, 1993
Nov 1908–Oct 1909 12-Month	43.6°F (6.4°C)	44.6°F (7.0°C)	-1.0°F (-0.6°C)	21st Coolest	Coolest since: 1906	1912
Nov 1908–Oct 1909 12-Month	43.6°F (6.4°C)	44.6°F (7.0°C)	-1.0°F (-0.6°C)	107th Warmest	Warmest since: 1908	1934, 2000
May 1908–Oct 1909 18-Month	47.8°F (8.8°C)	49.1°F (9.5°C)	-1.3°F (-0.7°C)	9th Coolest	Coolest since: 1903	1917
May 1908–Oct 1909 18-Month	47.8°F (8.8°C)	49.1°F (9.5°C)	-1.3°F (-0.7°C)	119th Warmest	Warmest since: 1908	1934
Nov 1907–Oct 1909 24-Month	43.8°F (6.6°C)	44.6°F (7.0°C)	-0.8°F (-0.4°C)	20th Coolest	Coolest since: 1906	1913
	43.8°F (6.6°C)	44.6°F (7.0°C)	-0.8°F (-0.4°C)	107th Warmest	Warmest since: 1908	2018
	Ties: 1898, 1903, 1980, 1985
Nov 1906–Oct 1909 36-Month	44.4°F (6.9°C)	44.6°F (7.0°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1908	1914
	44.4°F (6.9°C)	44.6°F (7.0°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1902	2018
	Ties: 1923, 1969, 1980
Nov 1905–Oct 1909 48-Month	44.1°F (6.7°C)	44.5°F (6.9°C)	-0.4°F (-0.2°C)	24th Coolest	Coolest since: 1906	1915
	44.1°F (6.7°C)	44.5°F (6.9°C)	-0.4°F (-0.2°C)	101st Warmest	Warmest since: 1908	2018
	Ties: 1905, 1921, 1924, 1927, 1933, 1971, 1973
Nov 1904–Oct 1909 60-Month	44.1°F (6.7°C)	44.6°F (7.0°C)	-0.5°F (-0.3°C)	26th Coolest	Coolest since: 1907	1916
	44.1°F (6.7°C)	44.6°F (7.0°C)	-0.5°F (-0.3°C)	98th Warmest	Warmest since: 1908	2018
	Ties: 1925, 1973, 1976, 1977

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 4, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings