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.

Oklahoma

Average Temperature Rankings, April 1991

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
April 1991 1-Month	61.2°F (16.2°C)	59.4°F (15.2°C)	1.8°F (1.0°C)	92nd Coolest	Coolest since: 1990	1983
	61.2°F (16.2°C)	59.4°F (15.2°C)	1.8°F (1.0°C)	37th Warmest	Warmest since: 1989	2006
	Ties: 1934
Mar–Apr 1991 2-Month	57.0°F (13.9°C)	54.4°F (12.4°C)	2.6°F (1.5°C)	108th Coolest	Coolest since: 1990	1958
	57.0°F (13.9°C)	54.4°F (12.4°C)	2.6°F (1.5°C)	21st Warmest	Warmest since: 1986	2012
	Ties: 1955
Feb–Apr 1991 3-Month	53.7°F (12.1°C)	50.0°F (10.0°C)	3.7°F (2.1°C)	120th Coolest	Coolest since: 1990	1899
Feb–Apr 1991 3-Month	53.7°F (12.1°C)	50.0°F (10.0°C)	3.7°F (2.1°C)	9th Warmest	Warmest since: 1976	2017
Jan–Apr 1991 4-Month	48.6°F (9.2°C)	46.6°F (8.1°C)	2.0°F (1.1°C)	101st Coolest	Coolest since: 1989	1978
	48.6°F (9.2°C)	46.6°F (8.1°C)	2.0°F (1.1°C)	28th Warmest	Warmest since: 1990	2012
	Ties: 1910, 1933, 1974
Dec 1990–Apr 1991 5-Month	46.1°F (7.8°C)	45.1°F (7.3°C)	1.0°F (0.5°C)	89th Coolest	Coolest since: 1990	1899
	46.1°F (7.8°C)	45.1°F (7.3°C)	1.0°F (0.5°C)	39th Warmest	Warmest since: 1986	2012
	Ties: 1943
Nov 1990–Apr 1991 6-Month	47.3°F (8.5°C)	45.7°F (7.6°C)	1.6°F (0.9°C)	99th Coolest	Coolest since: 1990	1899
	47.3°F (8.5°C)	45.7°F (7.6°C)	1.6°F (0.9°C)	29th Warmest	Warmest since: 1981	2017
	Ties: 1938, 1995, 2009
Oct 1990–Apr 1991 7-Month	49.0°F (9.4°C)	47.9°F (8.8°C)	1.1°F (0.6°C)	91st Coolest	Coolest since: 1990	1899
	49.0°F (9.4°C)	47.9°F (8.8°C)	1.1°F (0.6°C)	37th Warmest	Warmest since: 1986	2017
	Ties: 1943, 1950
Sep 1990–Apr 1991 8-Month	52.4°F (11.3°C)	51.1°F (10.6°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1990	1899
	52.4°F (11.3°C)	51.1°F (10.6°C)	1.3°F (0.7°C)	28th Warmest	Warmest since: 1981	2017
	Ties: 1907
Aug 1990–Apr 1991 9-Month	55.4°F (13.0°C)	54.3°F (12.4°C)	1.1°F (0.6°C)	97th Coolest	Coolest since: 1990	1899
	55.4°F (13.0°C)	54.3°F (12.4°C)	1.1°F (0.6°C)	31st Warmest	Warmest since: 1986	2017
	Ties: 1910, 1921, 1927, 1986
Jul 1990–Apr 1991 10-Month	57.9°F (14.4°C)	57.2°F (14.0°C)	0.7°F (0.4°C)	93rd Coolest	Coolest since: 1990	1899
	57.9°F (14.4°C)	57.2°F (14.0°C)	0.7°F (0.4°C)	35th Warmest	Warmest since: 1986	2012, 2017
	Ties: 1921, 1972, 2007, 2013
Jun 1990–Apr 1991 11-Month	59.9°F (15.5°C)	58.9°F (14.9°C)	1.0°F (0.6°C)	103rd Coolest	Coolest since: 1990	1899
	59.9°F (15.5°C)	58.9°F (14.9°C)	1.0°F (0.6°C)	25th Warmest	Warmest since: 1981	2012
	Ties: 1910, 1964, 1992
May 1990–Apr 1991 12-Month	60.5°F (15.8°C)	59.7°F (15.4°C)	0.8°F (0.4°C)	100th Coolest	Coolest since: 1990	1899
	60.5°F (15.8°C)	59.7°F (15.4°C)	0.8°F (0.4°C)	28th Warmest	Warmest since: 1981	2012
	Ties: 1910, 1925, 2004
Nov 1989–Apr 1991 18-Month	55.8°F (13.2°C)	55.0°F (12.8°C)	0.8°F (0.4°C)	97th Coolest	Coolest since: 1990	1913
	55.8°F (13.2°C)	55.0°F (12.8°C)	0.8°F (0.4°C)	30th Warmest	Warmest since: 1981	2017
	Ties: 1940
May 1989–Apr 1991 24-Month	59.7°F (15.4°C)	59.7°F (15.4°C)	0.0°F (0.0°C)	60th Coolest	Coolest since: 1990	1969, 1994
	59.7°F (15.4°C)	59.7°F (15.4°C)	0.0°F (0.0°C)	67th Warmest	Warmest since: 1987	2017
	Ties: 1897, 1958
May 1988–Apr 1991 36-Month	59.7°F (15.4°C)	59.6°F (15.3°C)	0.1°F (0.1°C)	55th Coolest	Coolest since: 1990	1970, 1979
	59.7°F (15.4°C)	59.6°F (15.3°C)	0.1°F (0.1°C)	71st Warmest	Warmest since: 1987	2013
	Ties: 1903, 1909, 1921, 1958, 1959, 1981, 2015
May 1987–Apr 1991 48-Month	59.5°F (15.3°C)	59.7°F (15.4°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1990	1980
	59.5°F (15.3°C)	59.7°F (15.4°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1989	1935
	Ties: 1909, 1917, 1931, 1949, 1968, 1981, 1982, 1984
May 1986–Apr 1991 60-Month	59.5°F (15.3°C)	59.6°F (15.3°C)	-0.1°F (0.0°C)	43rd Coolest	Coolest since: 1990	1962
	59.5°F (15.3°C)	59.6°F (15.3°C)	-0.1°F (0.0°C)	81st Warmest	Warmest since: 1990	1935, 2020
	Ties: 1901, 1902, 1922, 1976, 1985, 1990, 1993, 1995

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