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 1931

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Record Coolest

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1931 1-Month	72.6°F (22.6°C)	72.0°F (22.2°C)	0.6°F (0.4°C)	70th Coolest	Coolest since: 1930	1912
	72.6°F (22.6°C)	72.0°F (22.2°C)	0.6°F (0.4°C)	59th Warmest	Warmest since: 1928	2018
	Ties: 1955, 1980, 1999
Aug–Sep 1931 2-Month	74.9°F (23.8°C)	74.9°F (23.8°C)	0.0°F (0.0°C)	50th Coolest	Coolest since: 1930	1912
	74.9°F (23.8°C)	74.9°F (23.8°C)	0.0°F (0.0°C)	79th Warmest	Warmest since: 1928	2020
	Ties: 1917, 1919, 1967, 1975
Jul–Sep 1931 3-Month	77.3°F (25.2°C)	76.5°F (24.7°C)	0.8°F (0.5°C)	89th Coolest	Coolest since: 1930	1912
	77.3°F (25.2°C)	76.5°F (24.7°C)	0.8°F (0.5°C)	40th Warmest	Warmest since: 1922	2020
	Ties: 1958, 1980, 2013
Jun–Sep 1931 4-Month	76.7°F (24.8°C)	76.0°F (24.4°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1930	1912
	76.7°F (24.8°C)	76.0°F (24.4°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1924	2020
	Ties: 1924, 1946, 1980, 1990
May–Sep 1931 5-Month	74.7°F (23.7°C)	73.8°F (23.2°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 1930	1965
	74.7°F (23.7°C)	73.8°F (23.2°C)	0.9°F (0.5°C)	39th Warmest	Warmest since: 1922	2020
	Ties: 1922, 1947, 1974, 2019
Apr–Sep 1931 6-Month	72.1°F (22.3°C)	71.0°F (21.7°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 1930	1912
	72.1°F (22.3°C)	71.0°F (21.7°C)	1.1°F (0.6°C)	33rd Warmest	Warmest since: 1910	2020
	Ties: 1939, 1946, 1954, 1959, 1966
Mar–Sep 1931 7-Month	68.9°F (20.5°C)	67.9°F (19.9°C)	1.0°F (0.6°C)	89th Coolest	Coolest since: 1930	1912, 1965
Mar–Sep 1931 7-Month	68.9°F (20.5°C)	67.9°F (19.9°C)	1.0°F (0.6°C)	40th Warmest	Warmest since: 1910	2018
Feb–Sep 1931 8-Month	66.0°F (18.9°C)	65.0°F (18.3°C)	1.0°F (0.6°C)	91st Coolest	Coolest since: 1930	1965
	66.0°F (18.9°C)	65.0°F (18.3°C)	1.0°F (0.6°C)	38th Warmest	Warmest since: 1910	2018
	Ties: 1992
Jan–Sep 1931 9-Month	63.1°F (17.3°C)	62.3°F (16.8°C)	0.8°F (0.5°C)	91st Coolest	Coolest since: 1930	1913
	63.1°F (17.3°C)	62.3°F (16.8°C)	0.8°F (0.5°C)	38th Warmest	Warmest since: 1910	2018
	Ties: 1993, 1999
Dec 1930–Sep 1931 10-Month	60.6°F (15.9°C)	60.2°F (15.7°C)	0.4°F (0.2°C)	75th Coolest	Coolest since: 1930	1913
	60.6°F (15.9°C)	60.2°F (15.7°C)	0.4°F (0.2°C)	53rd Warmest	Warmest since: 1914	2018
	Ties: 1902, 1914, 1963, 1993, 2010
Nov 1930–Sep 1931 11-Month	59.4°F (15.2°C)	59.2°F (15.1°C)	0.2°F (0.1°C)	61st Coolest	Coolest since: 1930	1912, 1913
	59.4°F (15.2°C)	59.2°F (15.1°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1928	2018
	Ties: 1950, 1957, 1980, 1985
Oct 1930–Sep 1931 12-Month	59.3°F (15.2°C)	59.4°F (15.2°C)	-0.1°F (0.0°C)	52nd Coolest	Coolest since: 1930	1913
	59.3°F (15.2°C)	59.4°F (15.2°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1928	2018
	Ties: 1896, 1922, 1950
Apr 1930–Sep 1931 18-Month	63.0°F (17.2°C)	63.2°F (17.3°C)	-0.2°F (-0.1°C)	39th Coolest	Coolest since: 1930	1913
	63.0°F (17.2°C)	63.2°F (17.3°C)	-0.2°F (-0.1°C)	89th Warmest	Warmest since: 1930	2018
	Ties: 1914, 1930
Oct 1929–Sep 1931 24-Month	59.3°F (15.2°C)	59.4°F (15.2°C)	-0.1°F (0.0°C)	49th Coolest	Coolest since: 1930	1913
	59.3°F (15.2°C)	59.4°F (15.2°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1928	2018
	Ties: 1908, 1937, 1938, 1955, 1970, 1984
Oct 1928–Sep 1931 36-Month	58.9°F (14.9°C)	59.3°F (15.2°C)	-0.4°F (-0.3°C)	21st Coolest	Coolest since: 1926	1914
	58.9°F (14.9°C)	59.3°F (15.2°C)	-0.4°F (-0.3°C)	105th Warmest	Warmest since: 1930	2018
	Ties: 1899, 1918, 1926, 1932, 1964, 1976
Oct 1927–Sep 1931 48-Month	59.2°F (15.1°C)	59.3°F (15.2°C)	-0.1°F (-0.1°C)	43rd Coolest	Coolest since: 1930	1915
	59.2°F (15.1°C)	59.3°F (15.2°C)	-0.1°F (-0.1°C)	82nd Warmest	Warmest since: 1930	2018
	Ties: 1900, 1907, 1929, 1930, 1970, 1972, 1978
Oct 1926–Sep 1931 60-Month	59.3°F (15.2°C)	59.3°F (15.2°C)	0.0°F (0.0°C)	48th Coolest	Coolest since: 1930	1916, 1917
	59.3°F (15.2°C)	59.3°F (15.2°C)	0.0°F (0.0°C)	76th Warmest	Warmest since: 1911	2018
	Ties: 1901, 1906, 1934, 1935, 1947, 1964, 1970, 1978

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