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 1921

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1921 1-Month	71.5°F (21.9°C)	72.0°F (22.2°C)	-0.5°F (-0.3°C)	39th Coolest	Coolest since: 1920	1912
	71.5°F (21.9°C)	72.0°F (22.2°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1918	2018
	Ties: 1895, 1896, 1907
Aug–Sep 1921 2-Month	73.8°F (23.2°C)	74.9°F (23.8°C)	-1.1°F (-0.6°C)	20th Coolest	Coolest since: 1920	1900, 1912
	73.8°F (23.2°C)	74.9°F (23.8°C)	-1.1°F (-0.6°C)	109th Warmest	Warmest since: 1919	2020
	Ties: 1913, 1959
Jul–Sep 1921 3-Month	75.5°F (24.2°C)	76.5°F (24.7°C)	-1.0°F (-0.5°C)	17th Coolest	Coolest since: 1920	1912
	75.5°F (24.2°C)	76.5°F (24.7°C)	-1.0°F (-0.5°C)	112th Warmest	Warmest since: 1919	2020
	Ties: 1904, 1909, 1915, 1930, 1955
Jun–Sep 1921 4-Month	75.4°F (24.1°C)	76.0°F (24.4°C)	-0.6°F (-0.3°C)	25th Coolest	Coolest since: 1920	1912
	75.4°F (24.1°C)	76.0°F (24.4°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest since: 1919	2020
	Ties: 1909, 1911, 1930, 1986, 1991, 1993
May–Sep 1921 5-Month	72.8°F (22.7°C)	73.8°F (23.2°C)	-1.0°F (-0.5°C)	16th Coolest	Coolest since: 1920	1965
	72.8°F (22.7°C)	73.8°F (23.2°C)	-1.0°F (-0.5°C)	113th Warmest	Warmest since: 1919	2020
	Ties: 1909, 1944, 1975
Apr–Sep 1921 6-Month	69.8°F (21.0°C)	71.0°F (21.7°C)	-1.2°F (-0.7°C)	15th Coolest	Coolest since: 1920	1912
	69.8°F (21.0°C)	71.0°F (21.7°C)	-1.2°F (-0.7°C)	114th Warmest	Warmest since: 1919	2020
	Ties: 1906, 1917, 1983
Mar–Sep 1921 7-Month	67.4°F (19.7°C)	67.9°F (19.9°C)	-0.5°F (-0.2°C)	32nd Coolest	Coolest since: 1920	1912, 1965
	67.4°F (19.7°C)	67.9°F (19.9°C)	-0.5°F (-0.2°C)	97th Warmest	Warmest since: 1919	2018
	Ties: 1924, 1930, 1950, 1953, 1980, 1998
Feb–Sep 1921 8-Month	64.7°F (18.2°C)	65.0°F (18.3°C)	-0.3°F (-0.1°C)	41st Coolest	Coolest since: 1920	1965
	64.7°F (18.2°C)	65.0°F (18.3°C)	-0.3°F (-0.1°C)	88th Warmest	Warmest since: 1918	2018
	Ties: 1907, 1951, 1970
Jan–Sep 1921 9-Month	62.2°F (16.8°C)	62.3°F (16.8°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 1920	1913
	62.2°F (16.8°C)	62.3°F (16.8°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1916	2018
	Ties: 1907, 1953, 1977, 1987
Dec 1920–Sep 1921 10-Month	59.9°F (15.5°C)	60.2°F (15.7°C)	-0.3°F (-0.2°C)	38th Coolest	Coolest since: 1920	1913
	59.9°F (15.5°C)	60.2°F (15.7°C)	-0.3°F (-0.2°C)	90th Warmest	Warmest since: 1918	2018
	Ties: 1925, 1950
Nov 1920–Sep 1921 11-Month	58.8°F (14.9°C)	59.2°F (15.1°C)	-0.4°F (-0.2°C)	34th Coolest	Coolest since: 1920	1912, 1913
	58.8°F (14.9°C)	59.2°F (15.1°C)	-0.4°F (-0.2°C)	94th Warmest	Warmest since: 1918	2018
	Ties: 1909, 1939
Oct 1920–Sep 1921 12-Month	58.6°F (14.8°C)	59.3°F (15.2°C)	-0.7°F (-0.4°C)	25th Coolest	Coolest since: 1920	1913
	58.6°F (14.8°C)	59.3°F (15.2°C)	-0.7°F (-0.4°C)	103rd Warmest	Warmest since: 1918	2018
	Ties: 1909, 1952, 1979, 1983
Apr 1920–Sep 1921 18-Month	62.1°F (16.7°C)	63.2°F (17.3°C)	-1.1°F (-0.6°C)	6th Coolest	Coolest since: 1917	1913
	62.1°F (16.7°C)	63.2°F (17.3°C)	-1.1°F (-0.6°C)	122nd Warmest	Warmest since: 1920	2018
	Ties: 1924, 1933, 1973
Oct 1919–Sep 1921 24-Month	58.3°F (14.6°C)	59.4°F (15.2°C)	-1.1°F (-0.6°C)	6th Coolest	Coolest since: 1920	1913
	58.3°F (14.6°C)	59.4°F (15.2°C)	-1.1°F (-0.6°C)	121st Warmest	Warmest since: 1919	2018
	Ties: 1914
Oct 1918–Sep 1921 36-Month	58.3°F (14.6°C)	59.4°F (15.2°C)	-1.1°F (-0.6°C)	3rd Coolest	Coolest since: 1917	1914
	58.3°F (14.6°C)	59.4°F (15.2°C)	-1.1°F (-0.6°C)	123rd Warmest	Warmest since: 1920	2018
	Ties: 1915, 1917
Oct 1917–Sep 1921 48-Month	58.7°F (14.8°C)	59.4°F (15.2°C)	-0.7°F (-0.4°C)	10th Coolest	Coolest since: 1920	1915
	58.7°F (14.8°C)	59.4°F (15.2°C)	-0.7°F (-0.4°C)	115th Warmest	Warmest since: 1919	2018
	Ties: 1917, 1918, 1919, 1924, 1932, 1950, 1965, 1973, 1975
Oct 1916–Sep 1921 60-Month	58.4°F (14.7°C)	59.4°F (15.2°C)	-1.0°F (-0.5°C)	3rd Coolest	Coolest since: 1917	1916, 1917
	58.4°F (14.7°C)	59.4°F (15.2°C)	-1.0°F (-0.5°C)	121st Warmest	Warmest since: 1920	2018
	Ties: 1915

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings