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 1920

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1920 1-Month	51.8°F (11.0°C)	51.8°F (11.0°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1918	1917
	51.8°F (11.0°C)	51.8°F (11.0°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1919	1934
	Ties: 1972
Apr–May 1920 2-Month	43.6°F (6.4°C)	47.2°F (8.4°C)	-3.6°F (-2.0°C)	4th Coolest	Coolest since: 1917	1917
	43.6°F (6.4°C)	47.2°F (8.4°C)	-3.6°F (-2.0°C)	125th Warmest	Warmest since: 1919	1934
	Ties: 1909
Mar–May 1920 3-Month	39.7°F (4.3°C)	42.7°F (5.9°C)	-3.0°F (-1.6°C)	5th Coolest	Coolest since: 1917	1917
	39.7°F (4.3°C)	42.7°F (5.9°C)	-3.0°F (-1.6°C)	124th Warmest	Warmest since: 1919	2012
	Ties: 1983
Feb–May 1920 4-Month	36.9°F (2.7°C)	38.8°F (3.8°C)	-1.9°F (-1.1°C)	18th Coolest	Coolest since: 1917	1917
Feb–May 1920 4-Month	36.9°F (2.7°C)	38.8°F (3.8°C)	-1.9°F (-1.1°C)	111th Warmest	Warmest since: 1919	1934
Jan–May 1920 5-Month	34.7°F (1.5°C)	35.9°F (2.2°C)	-1.2°F (-0.7°C)	28th Coolest	Coolest since: 1919	1917
	34.7°F (1.5°C)	35.9°F (2.2°C)	-1.2°F (-0.7°C)	101st Warmest	Warmest since: 1918	1934
	Ties: 1965
Dec 1919–May 1920 6-Month	32.6°F (0.3°C)	34.1°F (1.2°C)	-1.5°F (-0.9°C)	23rd Coolest	Coolest since: 1919	1917
	32.6°F (0.3°C)	34.1°F (1.2°C)	-1.5°F (-0.9°C)	105th Warmest	Warmest since: 1918	1934
	Ties: 1968
Nov 1919–May 1920 7-Month	32.3°F (0.2°C)	34.0°F (1.1°C)	-1.7°F (-0.9°C)	16th Coolest	Coolest since: 1919	1917
	32.3°F (0.2°C)	34.0°F (1.1°C)	-1.7°F (-0.9°C)	112th Warmest	Warmest since: 1918	1934
	Ties: 1975
Oct 1919–May 1920 8-Month	33.5°F (0.8°C)	35.6°F (2.0°C)	-2.1°F (-1.2°C)	10th Coolest	Coolest since: 1917	1917
	33.5°F (0.8°C)	35.6°F (2.0°C)	-2.1°F (-1.2°C)	118th Warmest	Warmest since: 1919	1934
	Ties: 1903, 1909
Sep 1919–May 1920 9-Month	36.4°F (2.4°C)	38.0°F (3.3°C)	-1.6°F (-0.9°C)	13th Coolest	Coolest since: 1919	1917
	36.4°F (2.4°C)	38.0°F (3.3°C)	-1.6°F (-0.9°C)	115th Warmest	Warmest since: 1918	1934
	Ties: 1962
Aug 1919–May 1920 10-Month	39.4°F (4.1°C)	40.7°F (4.8°C)	-1.3°F (-0.7°C)	15th Coolest	Coolest since: 1919	1917
	39.4°F (4.1°C)	40.7°F (4.8°C)	-1.3°F (-0.7°C)	113th Warmest	Warmest since: 1918	1934
	Ties: 1952
Jul 1919–May 1920 11-Month	42.0°F (5.6°C)	43.0°F (6.1°C)	-1.0°F (-0.5°C)	15th Coolest	Coolest since: 1919	1917
	42.0°F (5.6°C)	43.0°F (6.1°C)	-1.0°F (-0.5°C)	113th Warmest	Warmest since: 1918	1934
	Ties: 1942, 1952
Jun 1919–May 1920 12-Month	43.6°F (6.4°C)	44.6°F (7.0°C)	-1.0°F (-0.6°C)	17th Coolest	Coolest since: 1919	1917
	43.6°F (6.4°C)	44.6°F (7.0°C)	-1.0°F (-0.6°C)	111th Warmest	Warmest since: 1918	1934
	Ties: 1896, 1905, 1930, 1949
Dec 1918–May 1920 18-Month	39.7°F (4.3°C)	41.1°F (5.1°C)	-1.4°F (-0.8°C)	8th Coolest	Coolest since: 1918	1913
	39.7°F (4.3°C)	41.1°F (5.1°C)	-1.4°F (-0.8°C)	119th Warmest	Warmest since: 1919	2018
	Ties: 1914, 1933, 1980
Jun 1918–May 1920 24-Month	43.5°F (6.4°C)	44.6°F (7.0°C)	-1.1°F (-0.6°C)	9th Coolest	Coolest since: 1918	1913
	43.5°F (6.4°C)	44.6°F (7.0°C)	-1.1°F (-0.6°C)	118th Warmest	Warmest since: 1919	2018
	Ties: 1900, 1974
Jun 1917–May 1920 36-Month	43.8°F (6.6°C)	44.6°F (7.0°C)	-0.8°F (-0.4°C)	14th Coolest	Coolest since: 1919	1914
	43.8°F (6.6°C)	44.6°F (7.0°C)	-0.8°F (-0.4°C)	112th Warmest	Warmest since: 1916	2018
	Ties: 1905, 1916, 1929
Jun 1916–May 1920 48-Month	43.2°F (6.2°C)	44.5°F (6.9°C)	-1.3°F (-0.7°C)	2nd Coolest	Coolest since: 1917	1915
	43.2°F (6.2°C)	44.5°F (6.9°C)	-1.3°F (-0.7°C)	123rd Warmest	Warmest since: 1919	2018
	Ties: 1917
Jun 1915–May 1920 60-Month	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	3rd Coolest	Coolest since: 1917	1917
Jun 1915–May 1920 60-Month	43.3°F (6.3°C)	44.5°F (6.9°C)	-1.2°F (-0.6°C)	121st Warmest	Warmest since: 1919	2018

Citing This Page

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