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 2019

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2019 1-Month	56.7°F (13.7°C)	53.6°F (12.0°C)	3.1°F (1.7°C)	108th Coolest	Coolest since: 2017	1965
September 2019 1-Month	56.7°F (13.7°C)	53.6°F (12.0°C)	3.1°F (1.7°C)	21st Warmest	Warmest since: 2018	1998
Aug–Sep 2019 2-Month	60.8°F (16.0°C)	58.5°F (14.7°C)	2.3°F (1.3°C)	110th Coolest	Coolest since: 2018	1912
	60.8°F (16.0°C)	58.5°F (14.7°C)	2.3°F (1.3°C)	19th Warmest	Warmest since: 2015	2022
	Ties: 1948, 2000
Jul–Sep 2019 3-Month	62.5°F (16.9°C)	60.7°F (15.9°C)	1.8°F (1.0°C)	104th Coolest	Coolest since: 2017	1912
	62.5°F (16.9°C)	60.7°F (15.9°C)	1.8°F (1.0°C)	25th Warmest	Warmest since: 2018	2022
	Ties: 1935, 1966, 2002, 2015
Jun–Sep 2019 4-Month	61.1°F (16.2°C)	59.9°F (15.5°C)	1.2°F (0.7°C)	89th Coolest	Coolest since: 2014	1912, 1915
	61.1°F (16.2°C)	59.9°F (15.5°C)	1.2°F (0.7°C)	40th Warmest	Warmest since: 2018	2021
	Ties: 1983, 1997
May–Sep 2019 5-Month	57.8°F (14.3°C)	57.7°F (14.3°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 2010	1915
	57.8°F (14.3°C)	57.7°F (14.3°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 2018	2012
	Ties: 1914, 1959, 1970, 1983
Apr–Sep 2019 6-Month	55.0°F (12.8°C)	54.5°F (12.5°C)	0.5°F (0.3°C)	68th Coolest	Coolest since: 2011	1912
Apr–Sep 2019 6-Month	55.0°F (12.8°C)	54.5°F (12.5°C)	0.5°F (0.3°C)	61st Warmest	Warmest since: 2018	2012
Mar–Sep 2019 7-Month	51.0°F (10.6°C)	50.9°F (10.5°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 2008	1912
	51.0°F (10.6°C)	50.9°F (10.5°C)	0.1°F (0.1°C)	73rd Warmest	Warmest since: 2018	2012
	Ties: 1926, 1978
Feb–Sep 2019 8-Month	46.7°F (8.2°C)	47.3°F (8.5°C)	-0.6°F (-0.3°C)	34th Coolest	Coolest since: 1993	1912
	46.7°F (8.2°C)	47.3°F (8.5°C)	-0.6°F (-0.3°C)	95th Warmest	Warmest since: 2018	2012
	Ties: 1904, 1907, 1916, 1971, 1982
Jan–Sep 2019 9-Month	44.0°F (6.7°C)	44.1°F (6.7°C)	-0.1°F (0.0°C)	53rd Coolest	Coolest since: 2008	1917
	44.0°F (6.7°C)	44.1°F (6.7°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 2018	2012
	Ties: 1901, 1947, 1959
Dec 2018–Sep 2019 10-Month	41.7°F (5.4°C)	41.7°F (5.4°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 2008	1917
	41.7°F (5.4°C)	41.7°F (5.4°C)	0.0°F (0.0°C)	76th Warmest	Warmest since: 2018	1934, 2012
	Ties: 1910, 1914
Nov 2018–Sep 2019 11-Month	40.5°F (4.7°C)	40.6°F (4.8°C)	-0.1°F (-0.1°C)	51st Coolest	Coolest since: 2008	1917
	40.5°F (4.7°C)	40.6°F (4.8°C)	-0.1°F (-0.1°C)	77th Warmest	Warmest since: 2018	1934
	Ties: 1972, 1978
Oct 2018–Sep 2019 12-Month	40.6°F (4.8°C)	40.8°F (4.9°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 2010	1917
	40.6°F (4.8°C)	40.8°F (4.9°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 2018	1934
	Ties: 1902, 1908, 1914, 1955, 2010
Apr 2018–Sep 2019 18-Month	46.0°F (7.8°C)	45.3°F (7.4°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 2011	1917
	46.0°F (7.8°C)	45.3°F (7.4°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 2018	1934
	Ties: 1967, 1982, 2009
Oct 2017–Sep 2019 24-Month	41.8°F (5.4°C)	40.7°F (4.8°C)	1.1°F (0.6°C)	93rd Coolest	Coolest since: 2011	1913, 1917
Oct 2017–Sep 2019 24-Month	41.8°F (5.4°C)	40.7°F (4.8°C)	1.1°F (0.6°C)	34th Warmest	Warmest since: 2018	2016
Oct 2016–Sep 2019 36-Month	42.3°F (5.7°C)	40.7°F (4.8°C)	1.6°F (0.9°C)	110th Coolest	Coolest since: 2012	1917
	42.3°F (5.7°C)	40.7°F (4.8°C)	1.6°F (0.9°C)	16th Warmest	Warmest since: 2018	2017
	Ties: 1935
Oct 2015–Sep 2019 48-Month	42.7°F (5.9°C)	40.7°F (4.8°C)	2.0°F (1.1°C)	117th Coolest	Coolest since: 2014	1899
	42.7°F (5.9°C)	40.7°F (4.8°C)	2.0°F (1.1°C)	8th Warmest	Warmest since: 2018	2018
	Ties: 2001, 2002
Oct 2014–Sep 2019 60-Month	43.0°F (6.1°C)	40.7°F (4.8°C)	2.3°F (1.3°C)	121st Coolest	Coolest since: 2017	1917
	43.0°F (6.1°C)	40.7°F (4.8°C)	2.3°F (1.3°C)	3rd Warmest	Warmest since: 2018	2016
	Ties: 2017

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