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.

Wyoming

Average Temperature Rankings, September 1910

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1910 1-Month	54.4°F (12.4°C)	53.6°F (12.0°C)	0.8°F (0.4°C)	71st Coolest	Coolest since: 1909	1965
	54.4°F (12.4°C)	53.6°F (12.0°C)	0.8°F (0.4°C)	58th Warmest	Warmest since: 1908	1998
	Ties: 1978
Aug–Sep 1910 2-Month	57.9°F (14.4°C)	58.5°F (14.7°C)	-0.6°F (-0.3°C)	42nd Coolest	Coolest since: 1908	1912
	57.9°F (14.4°C)	58.5°F (14.7°C)	-0.6°F (-0.3°C)	87th Warmest	Warmest since: 1909	2022
	Ties: 1977
Jul–Sep 1910 3-Month	60.9°F (16.1°C)	60.8°F (16.0°C)	0.1°F (0.1°C)	60th Coolest	Coolest since: 1908	1912
	60.9°F (16.1°C)	60.8°F (16.0°C)	0.1°F (0.1°C)	69th Warmest	Warmest since: 1909	2022
	Ties: 1942, 2009
Jun–Sep 1910 4-Month	60.7°F (15.9°C)	59.9°F (15.5°C)	0.8°F (0.4°C)	80th Coolest	Coolest since: 1908	1912, 1915
	60.7°F (15.9°C)	59.9°F (15.5°C)	0.8°F (0.4°C)	49th Warmest	Warmest since: 1909	2021
	Ties: 2010
May–Sep 1910 5-Month	58.3°F (14.6°C)	57.7°F (14.3°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1909	1915
	58.3°F (14.6°C)	57.7°F (14.3°C)	0.6°F (0.3°C)	48th Warmest	Warmest since: 1901	2012
	Ties: 1932, 1955, 1979, 2005
Apr–Sep 1910 6-Month	56.1°F (13.4°C)	54.5°F (12.5°C)	1.6°F (0.9°C)	106th Coolest	Coolest since: 1909	1912
	56.1°F (13.4°C)	54.5°F (12.5°C)	1.6°F (0.9°C)	23rd Warmest	Warmest since: 1900	2012
	Ties: 1900, 1931, 1939, 1954, 1977, 2002
Mar–Sep 1910 7-Month	53.7°F (12.1°C)	50.8°F (10.4°C)	2.9°F (1.7°C)	121st Coolest	Coolest since: 1909	1912
	53.7°F (12.1°C)	50.8°F (10.4°C)	2.9°F (1.7°C)	8th Warmest	Warmest to Date	2012
	Ties: 2021
Feb–Sep 1910 8-Month	49.0°F (9.4°C)	47.3°F (8.5°C)	1.7°F (0.9°C)	108th Coolest	Coolest since: 1909	1912
	49.0°F (9.4°C)	47.3°F (8.5°C)	1.7°F (0.9°C)	21st Warmest	Warmest to Date	2012
	Ties: 1925, 1977, 2003
Jan–Sep 1910 9-Month	45.3°F (7.4°C)	44.1°F (6.7°C)	1.2°F (0.7°C)	91st Coolest	Coolest since: 1909	1917
	45.3°F (7.4°C)	44.1°F (6.7°C)	1.2°F (0.7°C)	38th Warmest	Warmest since: 1900	2012
	Ties: 1921, 1938, 1963, 1977, 2009
Dec 1909–Sep 1910 10-Month	41.7°F (5.4°C)	41.8°F (5.4°C)	-0.1°F (0.0°C)	52nd Coolest	Coolest since: 1909	1917
	41.7°F (5.4°C)	41.8°F (5.4°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1901	1934, 2012
	Ties: 1914, 2019
Nov 1909–Sep 1910 11-Month	40.7°F (4.8°C)	40.6°F (4.8°C)	0.1°F (0.0°C)	56th Coolest	Coolest since: 1909	1917
Nov 1909–Sep 1910 11-Month	40.7°F (4.8°C)	40.6°F (4.8°C)	0.1°F (0.0°C)	72nd Warmest	Warmest since: 1901	1934
Oct 1909–Sep 1910 12-Month	40.9°F (4.9°C)	40.8°F (4.9°C)	0.1°F (0.0°C)	62nd Coolest	Coolest since: 1909	1917
	40.9°F (4.9°C)	40.8°F (4.9°C)	0.1°F (0.0°C)	66th Warmest	Warmest since: 1905	1934
	Ties: 1905
Apr 1909–Sep 1910 18-Month	45.1°F (7.3°C)	45.3°F (7.4°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1909	1917
	45.1°F (7.3°C)	45.3°F (7.4°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1905	1934
	Ties: 1898, 1905
Oct 1908–Sep 1910 24-Month	40.3°F (4.6°C)	40.7°F (4.8°C)	-0.4°F (-0.2°C)	37th Coolest	Coolest since: 1909	1913, 1917
	40.3°F (4.6°C)	40.7°F (4.8°C)	-0.4°F (-0.2°C)	90th Warmest	Warmest since: 1908	2016
	Ties: 1937, 1971, 1972
Oct 1907–Sep 1910 36-Month	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	40th Coolest	Coolest since: 1909	1917
	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	86th Warmest	Warmest since: 1902	2017
	Ties: 1921, 1933, 1945, 1970, 1972, 1979
Oct 1906–Sep 1910 48-Month	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	38th Coolest	Coolest since: 1909	1899
	40.4°F (4.7°C)	40.7°F (4.8°C)	-0.3°F (-0.1°C)	87th Warmest	Warmest since: 1903	2018
	Ties: 1933, 1953, 1965, 1971, 1985
Oct 1905–Sep 1910 60-Month	40.2°F (4.6°C)	40.7°F (4.8°C)	-0.5°F (-0.2°C)	27th Coolest	Coolest since: 1909	1917
	40.2°F (4.6°C)	40.7°F (4.8°C)	-0.5°F (-0.2°C)	97th Warmest	Warmest since: 1909	2016
	Ties: 1902, 1909, 1923, 1925, 1927, 1928, 1953, 1974

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 2, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings