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 1903

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1903 1-Month	49.4°F (9.7°C)	51.8°F (11.0°C)	-2.4°F (-1.3°C)	21st Coolest	Coolest since: 1898	1917
May 1903 1-Month	49.4°F (9.7°C)	51.8°F (11.0°C)	-2.4°F (-1.3°C)	108th Warmest	Warmest since: 1902	1934
Apr–May 1903 2-Month	45.6°F (7.6°C)	47.1°F (8.4°C)	-1.5°F (-0.8°C)	24th Coolest	Coolest since: 1903	1917
	45.6°F (7.6°C)	47.1°F (8.4°C)	-1.5°F (-0.8°C)	105th Warmest	Warmest since: 1902	1934
	Ties: 1922
Mar–May 1903 3-Month	40.9°F (4.9°C)	42.6°F (5.9°C)	-1.7°F (-1.0°C)	16th Coolest	Coolest since: 1903	1917
	40.9°F (4.9°C)	42.6°F (5.9°C)	-1.7°F (-1.0°C)	113th Warmest	Warmest since: 1902	2012
	Ties: 1968
Feb–May 1903 4-Month	34.6°F (1.4°C)	38.9°F (3.8°C)	-4.3°F (-2.4°C)	2nd Coolest	Coolest since: 1903	1917
Feb–May 1903 4-Month	34.6°F (1.4°C)	38.9°F (3.8°C)	-4.3°F (-2.4°C)	127th Warmest	Warmest since: 1902	1934
Jan–May 1903 5-Month	32.6°F (0.3°C)	35.8°F (2.1°C)	-3.2°F (-1.8°C)	3rd Coolest	Coolest since: 1903	1917
Jan–May 1903 5-Month	32.6°F (0.3°C)	35.8°F (2.1°C)	-3.2°F (-1.8°C)	126th Warmest	Warmest since: 1902	1934
Dec 1902–May 1903 6-Month	31.2°F (-0.4°C)	34.1°F (1.2°C)	-2.9°F (-1.6°C)	8th Coolest	Coolest since: 1899	1917
Dec 1902–May 1903 6-Month	31.2°F (-0.4°C)	34.1°F (1.2°C)	-2.9°F (-1.6°C)	120th Warmest	Warmest since: 1902	1934
Nov 1902–May 1903 7-Month	31.6°F (-0.2°C)	34.0°F (1.1°C)	-2.4°F (-1.3°C)	8th Coolest	Coolest since: 1899	1917
	31.6°F (-0.2°C)	34.0°F (1.1°C)	-2.4°F (-1.3°C)	120th Warmest	Warmest since: 1902	1934
	Ties: 1919
Oct 1902–May 1903 8-Month	33.5°F (0.8°C)	35.6°F (2.0°C)	-2.1°F (-1.2°C)	10th Coolest	Coolest since: 1899	1917
	33.5°F (0.8°C)	35.6°F (2.0°C)	-2.1°F (-1.2°C)	118th Warmest	Warmest since: 1902	1934
	Ties: 1909, 1920
Sep 1902–May 1903 9-Month	35.9°F (2.2°C)	37.9°F (3.3°C)	-2.0°F (-1.1°C)	9th Coolest	Coolest since: 1899	1917
Sep 1902–May 1903 9-Month	35.9°F (2.2°C)	37.9°F (3.3°C)	-2.0°F (-1.1°C)	119th Warmest	Warmest since: 1902	1934
Aug 1902–May 1903 10-Month	38.9°F (3.8°C)	40.7°F (4.8°C)	-1.8°F (-1.0°C)	9th Coolest	Coolest since: 1899	1917
	38.9°F (3.8°C)	40.7°F (4.8°C)	-1.8°F (-1.0°C)	119th Warmest	Warmest since: 1902	1934
	Ties: 1919
Jul 1902–May 1903 11-Month	41.2°F (5.1°C)	43.1°F (6.2°C)	-1.9°F (-1.1°C)	8th Coolest	Coolest since: 1899	1917
Jul 1902–May 1903 11-Month	41.2°F (5.1°C)	43.1°F (6.2°C)	-1.9°F (-1.1°C)	120th Warmest	Warmest since: 1902	1934
Jun 1902–May 1903 12-Month	43.0°F (6.1°C)	44.6°F (7.0°C)	-1.6°F (-0.9°C)	9th Coolest	Coolest since: 1899	1917
	43.0°F (6.1°C)	44.6°F (7.0°C)	-1.6°F (-0.9°C)	119th Warmest	Warmest since: 1902	1934
	Ties: 1933
Dec 1901–May 1903 18-Month	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	23rd Coolest	Coolest since: 1900	1913
	40.3°F (4.6°C)	41.1°F (5.1°C)	-0.8°F (-0.5°C)	104th Warmest	Warmest since: 1902	2018
	Ties: 1906, 1912, 1952, 1973
Jun 1901–May 1903 24-Month	44.3°F (6.8°C)	44.6°F (7.0°C)	-0.3°F (-0.2°C)	39th Coolest	Coolest since: 1900	1913
	44.3°F (6.8°C)	44.6°F (7.0°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1902	2018
	Ties: 1932, 1948, 1962, 1970
Jun 1900–May 1903 36-Month	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	45th Coolest	Coolest since: 1901	1914
	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1902	2018
	Ties: 1904, 1923, 1928, 1948, 1951, 1968, 1980, 1984
Jun 1899–May 1903 48-Month	44.6°F (7.0°C)	44.6°F (7.0°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1902	1915
	44.6°F (7.0°C)	44.6°F (7.0°C)	0.0°F (0.0°C)	72nd Warmest	Warmest to Date	2018
	Ties: 1947, 1948, 1953, 1960, 1963, 1980, 1986
Jun 1898–May 1903 60-Month	44.1°F (6.7°C)	44.6°F (7.0°C)	-0.5°F (-0.3°C)	22nd Coolest	Coolest since: 1901	1917
	44.1°F (6.7°C)	44.6°F (7.0°C)	-0.5°F (-0.3°C)	102nd Warmest	Warmest since: 1902	2018
	Ties: 1910, 1912, 1923, 1925, 1926, 1928, 1929, 1973, 1974, 1976

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings