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 1964

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
April 1964 1-Month	40.9°F (4.9°C)	42.5°F (5.8°C)	-1.6°F (-0.9°C)	32nd Coolest	Coolest since: 1961	1920
	40.9°F (4.9°C)	42.5°F (5.8°C)	-1.6°F (-0.9°C)	98th Warmest	Warmest since: 1963	1943, 1946
	Ties: 2008
Mar–Apr 1964 2-Month	34.3°F (1.3°C)	38.1°F (3.4°C)	-3.8°F (-2.1°C)	7th Coolest	Coolest since: 1958	1917
	34.3°F (1.3°C)	38.1°F (3.4°C)	-3.8°F (-2.1°C)	123rd Warmest	Warmest since: 1963	2012
	Ties: 1944
Feb–Apr 1964 3-Month	30.0°F (-1.1°C)	34.5°F (1.4°C)	-4.5°F (-2.5°C)	2nd Coolest	Coolest since: 1903	1903
Feb–Apr 1964 3-Month	30.0°F (-1.1°C)	34.5°F (1.4°C)	-4.5°F (-2.5°C)	128th Warmest	Warmest since: 1963	2017
Jan–Apr 1964 4-Month	28.3°F (-2.1°C)	31.8°F (-0.1°C)	-3.5°F (-2.0°C)	5th Coolest	Coolest since: 1937	1917, 1937
Jan–Apr 1964 4-Month	28.3°F (-2.1°C)	31.8°F (-0.1°C)	-3.5°F (-2.0°C)	125th Warmest	Warmest since: 1963	1986
Dec 1963–Apr 1964 5-Month	27.4°F (-2.6°C)	30.5°F (-0.8°C)	-3.1°F (-1.8°C)	10th Coolest	Coolest since: 1933	1899
Dec 1963–Apr 1964 5-Month	27.4°F (-2.6°C)	30.5°F (-0.8°C)	-3.1°F (-1.8°C)	119th Warmest	Warmest since: 1963	1934, 1981
Nov 1963–Apr 1964 6-Month	28.9°F (-1.7°C)	31.0°F (-0.6°C)	-2.1°F (-1.1°C)	15th Coolest	Coolest since: 1949	1899
Nov 1963–Apr 1964 6-Month	28.9°F (-1.7°C)	31.0°F (-0.6°C)	-2.1°F (-1.1°C)	114th Warmest	Warmest since: 1963	1934
Oct 1963–Apr 1964 7-Month	32.3°F (0.2°C)	33.2°F (0.7°C)	-0.9°F (-0.5°C)	31st Coolest	Coolest since: 1962	1899
	32.3°F (0.2°C)	33.2°F (0.7°C)	-0.9°F (-0.5°C)	98th Warmest	Warmest since: 1963	1934
	Ties: 1906, 1915, 1930, 2023
Sep 1963–Apr 1964 8-Month	35.9°F (2.2°C)	36.2°F (2.3°C)	-0.3°F (-0.1°C)	45th Coolest	Coolest since: 1962	1899
	35.9°F (2.2°C)	36.2°F (2.3°C)	-0.3°F (-0.1°C)	84th Warmest	Warmest since: 1963	1934
	Ties: 1910, 1947, 1969
Aug 1963–Apr 1964 9-Month	39.2°F (4.0°C)	39.5°F (4.2°C)	-0.3°F (-0.2°C)	48th Coolest	Coolest since: 1962	1899
	39.2°F (4.0°C)	39.5°F (4.2°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 1963	1934
	Ties: 1921, 1928, 1947
Jul 1963–Apr 1964 10-Month	42.3°F (5.7°C)	42.2°F (5.7°C)	0.1°F (0.0°C)	62nd Coolest	Coolest since: 1962	1899
	42.3°F (5.7°C)	42.2°F (5.7°C)	0.1°F (0.0°C)	67th Warmest	Warmest since: 1963	1934
	Ties: 1983
Jun 1963–Apr 1964 11-Month	44.1°F (6.7°C)	43.9°F (6.6°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1962	1913
	44.1°F (6.7°C)	43.9°F (6.6°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1963	1934, 2017
	Ties: 1900, 1904, 1923, 1936, 1945, 1976
May 1963–Apr 1964 12-Month	45.0°F (7.2°C)	44.6°F (7.0°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 1962	1913
	45.0°F (7.2°C)	44.6°F (7.0°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 1963	1934, 2017
	Ties: 1955, 1956, 1987
Nov 1962–Apr 1964 18-Month	40.8°F (4.9°C)	40.1°F (4.5°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1963	1913
	40.8°F (4.9°C)	40.1°F (4.5°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1955	2018
	Ties: 1951
May 1962–Apr 1964 24-Month	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	84th Coolest	Coolest since: 1963	1913
	45.2°F (7.3°C)	44.6°F (7.0°C)	0.6°F (0.3°C)	44th Warmest	Warmest since: 1955	2018
	Ties: 1902, 1989, 2011
May 1961–Apr 1964 36-Month	44.6°F (7.0°C)	44.6°F (7.0°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 1963	1914
	44.6°F (7.0°C)	44.6°F (7.0°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1963	2018
	Ties: 1903, 1928, 1946, 1951, 1963, 1968, 1969, 1972, 1980, 1986
May 1960–Apr 1964 48-Month	44.7°F (7.1°C)	44.6°F (7.0°C)	0.1°F (0.1°C)	60th Coolest	Coolest since: 1963	1915
	44.7°F (7.1°C)	44.6°F (7.0°C)	0.1°F (0.1°C)	66th Warmest	Warmest since: 1961	2018
	Ties: 1939, 1944, 1958, 1960, 1961, 1966, 1979, 1987
May 1959–Apr 1964 60-Month	44.6°F (7.0°C)	44.5°F (6.9°C)	0.1°F (0.1°C)	50th Coolest	Coolest since: 1962	1917
	44.6°F (7.0°C)	44.5°F (6.9°C)	0.1°F (0.1°C)	75th Warmest	Warmest since: 1963	2019
	Ties: 1904, 1911, 1934, 1965, 1968, 1979, 1980, 1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published June 2023, retrieved on June 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings