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.

Arizona

Average Temperature Rankings, September 1991

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1991 1-Month	72.3°F (22.4°C)	72.0°F (22.2°C)	0.3°F (0.2°C)	61st Coolest	Coolest since: 1988	1912
	72.3°F (22.4°C)	72.0°F (22.2°C)	0.3°F (0.2°C)	68th Warmest	Warmest since: 1990	2018
	Ties: 1917
Aug–Sep 1991 2-Month	75.4°F (24.1°C)	74.9°F (23.8°C)	0.5°F (0.3°C)	74th Coolest	Coolest since: 1990	1912
	75.4°F (24.1°C)	74.9°F (23.8°C)	0.5°F (0.3°C)	55th Warmest	Warmest since: 1983	2020
	Ties: 1924, 1953, 1992, 2014
Jul–Sep 1991 3-Month	76.7°F (24.8°C)	76.5°F (24.7°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 1990	1912
	76.7°F (24.8°C)	76.5°F (24.7°C)	0.2°F (0.1°C)	71st Warmest	Warmest since: 1989	2020
	Ties: 1897, 1903, 1936, 1949, 1954, 1956, 2006
Jun–Sep 1991 4-Month	75.4°F (24.1°C)	76.0°F (24.4°C)	-0.6°F (-0.3°C)	25th Coolest	Coolest since: 1986	1912
	75.4°F (24.1°C)	76.0°F (24.4°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest since: 1990	2020
	Ties: 1909, 1921, 1930, 1986
May–Sep 1991 5-Month	73.0°F (22.8°C)	73.8°F (23.2°C)	-0.8°F (-0.4°C)	20th Coolest	Coolest since: 1982	1965
	73.0°F (22.8°C)	73.8°F (23.2°C)	-0.8°F (-0.4°C)	109th Warmest	Warmest since: 1990	2020
	Ties: 1895, 1905, 1917, 1964, 1967, 1971, 1982
Apr–Sep 1991 6-Month	70.1°F (21.2°C)	71.0°F (21.7°C)	-0.9°F (-0.5°C)	22nd Coolest	Coolest since: 1983	1912
	70.1°F (21.2°C)	71.0°F (21.7°C)	-0.9°F (-0.5°C)	107th Warmest	Warmest since: 1990	2020
	Ties: 1900, 1905, 1971, 1976
Mar–Sep 1991 7-Month	66.6°F (19.2°C)	67.9°F (19.9°C)	-1.3°F (-0.7°C)	12th Coolest	Coolest since: 1975	1912, 1965
	66.6°F (19.2°C)	67.9°F (19.9°C)	-1.3°F (-0.7°C)	117th Warmest	Warmest since: 1990	2018
	Ties: 1909, 1955, 1973
Feb–Sep 1991 8-Month	64.4°F (18.0°C)	65.0°F (18.3°C)	-0.6°F (-0.3°C)	25th Coolest	Coolest since: 1983	1965
	64.4°F (18.0°C)	65.0°F (18.3°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest since: 1990	2018
	Ties: 1897, 1919, 1922, 1952, 1953, 1971, 1979
Jan–Sep 1991 9-Month	61.8°F (16.6°C)	62.3°F (16.8°C)	-0.5°F (-0.2°C)	31st Coolest	Coolest since: 1983	1913
	61.8°F (16.6°C)	62.3°F (16.8°C)	-0.5°F (-0.2°C)	98th Warmest	Warmest since: 1990	2018
	Ties: 1897, 1908, 1967, 1971
Dec 1990–Sep 1991 10-Month	59.4°F (15.2°C)	60.2°F (15.7°C)	-0.8°F (-0.5°C)	24th Coolest	Coolest since: 1979	1913
	59.4°F (15.2°C)	60.2°F (15.7°C)	-0.8°F (-0.5°C)	104th Warmest	Warmest since: 1990	2018
	Ties: 1948
Nov 1990–Sep 1991 11-Month	58.5°F (14.7°C)	59.2°F (15.1°C)	-0.7°F (-0.4°C)	26th Coolest	Coolest since: 1979	1912, 1913
	58.5°F (14.7°C)	59.2°F (15.1°C)	-0.7°F (-0.4°C)	102nd Warmest	Warmest since: 1990	2018
	Ties: 1903
Oct 1990–Sep 1991 12-Month	58.8°F (14.9°C)	59.4°F (15.2°C)	-0.6°F (-0.3°C)	32nd Coolest	Coolest since: 1983	1913
	58.8°F (14.9°C)	59.4°F (15.2°C)	-0.6°F (-0.3°C)	96th Warmest	Warmest since: 1990	2018
	Ties: 1971
Apr 1990–Sep 1991 18-Month	63.2°F (17.3°C)	63.2°F (17.3°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1987	1913
	63.2°F (17.3°C)	63.2°F (17.3°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1990	2018
	Ties: 1918, 1937, 1950, 1958, 1987
Oct 1989–Sep 1991 24-Month	59.5°F (15.3°C)	59.4°F (15.2°C)	0.1°F (0.1°C)	69th Coolest	Coolest since: 1988	1913
	59.5°F (15.3°C)	59.4°F (15.2°C)	0.1°F (0.1°C)	58th Warmest	Warmest since: 1990	2018
	Ties: 1903, 1905, 1944, 1947, 1952, 1967, 1988, 1992
Oct 1988–Sep 1991 36-Month	60.1°F (15.6°C)	59.3°F (15.2°C)	0.8°F (0.4°C)	95th Coolest	Coolest since: 1989	1914
	60.1°F (15.6°C)	59.3°F (15.2°C)	0.8°F (0.4°C)	31st Warmest	Warmest since: 1990	2018
	Ties: 1940, 1989
Oct 1987–Sep 1991 48-Month	60.0°F (15.6°C)	59.3°F (15.2°C)	0.7°F (0.4°C)	92nd Coolest	Coolest since: 1988	1915
	60.0°F (15.6°C)	59.3°F (15.2°C)	0.7°F (0.4°C)	33rd Warmest	Warmest since: 1990	2018
	Ties: 1937, 1959
Oct 1986–Sep 1991 60-Month	59.9°F (15.5°C)	59.3°F (15.2°C)	0.6°F (0.3°C)	88th Coolest	Coolest since: 1988	1916, 1917
	59.9°F (15.5°C)	59.3°F (15.2°C)	0.6°F (0.3°C)	36th Warmest	Warmest since: 1990	2018
	Ties: 1984, 1994

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 25, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings