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 2018

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2018 1-Month	57.2°F (14.0°C)	53.6°F (12.0°C)	3.6°F (2.0°C)	113th Coolest	Coolest since: 2017	1965
September 2018 1-Month	57.2°F (14.0°C)	53.6°F (12.0°C)	3.6°F (2.0°C)	16th Warmest	Warmest since: 2015	1998
Aug–Sep 2018 2-Month	60.4°F (15.8°C)	58.5°F (14.7°C)	1.9°F (1.1°C)	104th Coolest	Coolest since: 2017	1912
	60.4°F (15.8°C)	58.5°F (14.7°C)	1.9°F (1.1°C)	25th Warmest	Warmest since: 2015	2022
	Ties: 1958
Jul–Sep 2018 3-Month	62.7°F (17.1°C)	60.7°F (15.9°C)	2.0°F (1.2°C)	108th Coolest	Coolest since: 2017	1912
	62.7°F (17.1°C)	60.7°F (15.9°C)	2.0°F (1.2°C)	21st Warmest	Warmest since: 2013	2022
	Ties: 1983
Jun–Sep 2018 4-Month	62.1°F (16.7°C)	59.9°F (15.5°C)	2.2°F (1.2°C)	110th Coolest	Coolest since: 2017	1912, 1915
Jun–Sep 2018 4-Month	62.1°F (16.7°C)	59.9°F (15.5°C)	2.2°F (1.2°C)	19th Warmest	Warmest since: 2016	2021
May–Sep 2018 5-Month	60.3°F (15.7°C)	57.7°F (14.3°C)	2.6°F (1.4°C)	119th Coolest	Coolest since: 2017	1915
	60.3°F (15.7°C)	57.7°F (14.3°C)	2.6°F (1.4°C)	10th Warmest	Warmest since: 2013	2012
	Ties: 2022
Apr–Sep 2018 6-Month	56.8°F (13.8°C)	54.5°F (12.5°C)	2.3°F (1.3°C)	117th Coolest	Coolest since: 2017	1912
Apr–Sep 2018 6-Month	56.8°F (13.8°C)	54.5°F (12.5°C)	2.3°F (1.3°C)	12th Warmest	Warmest since: 2012	2012
Mar–Sep 2018 7-Month	53.3°F (11.8°C)	50.8°F (10.4°C)	2.5°F (1.4°C)	114th Coolest	Coolest since: 2014	1912
Mar–Sep 2018 7-Month	53.3°F (11.8°C)	50.8°F (10.4°C)	2.5°F (1.4°C)	15th Warmest	Warmest since: 2017	2012
Feb–Sep 2018 8-Month	49.1°F (9.5°C)	47.3°F (8.5°C)	1.8°F (1.0°C)	109th Coolest	Coolest since: 2014	1912
Feb–Sep 2018 8-Month	49.1°F (9.5°C)	47.3°F (8.5°C)	1.8°F (1.0°C)	20th Warmest	Warmest since: 2017	2012
Jan–Sep 2018 9-Month	46.4°F (8.0°C)	44.1°F (6.7°C)	2.3°F (1.3°C)	115th Coolest	Coolest since: 2014	1917
Jan–Sep 2018 9-Month	46.4°F (8.0°C)	44.1°F (6.7°C)	2.3°F (1.3°C)	14th Warmest	Warmest since: 2017	2012
Dec 2017–Sep 2018 10-Month	44.2°F (6.8°C)	41.8°F (5.4°C)	2.4°F (1.4°C)	115th Coolest	Coolest since: 2017	1917
	44.2°F (6.8°C)	41.8°F (5.4°C)	2.4°F (1.4°C)	13th Warmest	Warmest since: 2016	1934, 2012
	Ties: 2021
Nov 2017–Sep 2018 11-Month	43.3°F (6.3°C)	40.6°F (4.8°C)	2.7°F (1.5°C)	119th Coolest	Coolest since: 2017	1917
	43.3°F (6.3°C)	40.6°F (4.8°C)	2.7°F (1.5°C)	9th Warmest	Warmest since: 2016	1934
	Ties: 2022
Oct 2017–Sep 2018 12-Month	43.1°F (6.2°C)	40.7°F (4.8°C)	2.4°F (1.4°C)	115th Coolest	Coolest since: 2014	1917
Oct 2017–Sep 2018 12-Month	43.1°F (6.2°C)	40.7°F (4.8°C)	2.4°F (1.4°C)	13th Warmest	Warmest since: 2017	1934
Apr 2017–Sep 2018 18-Month	47.4°F (8.6°C)	45.3°F (7.4°C)	2.1°F (1.2°C)	116th Coolest	Coolest since: 2014	1917
	47.4°F (8.6°C)	45.3°F (7.4°C)	2.1°F (1.2°C)	12th Warmest	Warmest since: 2017	1934
	Ties: 2006, 2021
Oct 2016–Sep 2018 24-Month	43.2°F (6.2°C)	40.8°F (4.9°C)	2.4°F (1.3°C)	119th Coolest	Coolest since: 2015	1913, 1917
	43.2°F (6.2°C)	40.8°F (4.9°C)	2.4°F (1.3°C)	8th Warmest	Warmest since: 2017	2016
	Ties: 2006, 2022
Oct 2015–Sep 2018 36-Month	43.4°F (6.3°C)	40.7°F (4.8°C)	2.7°F (1.5°C)	124th Coolest	Coolest since: 2016	1917
Oct 2015–Sep 2018 36-Month	43.4°F (6.3°C)	40.7°F (4.8°C)	2.7°F (1.5°C)	2nd Warmest	Warmest since: 2017	2017
Oct 2014–Sep 2018 48-Month	43.6°F (6.4°C)	40.7°F (4.8°C)	2.9°F (1.6°C)	124th Coolest	Coolest since: 2017	1899
Oct 2014–Sep 2018 48-Month	43.6°F (6.4°C)	40.7°F (4.8°C)	2.9°F (1.6°C)	1st Warmest	Warmest to Date	2018
Oct 2013–Sep 2018 60-Month	43.1°F (6.2°C)	40.7°F (4.8°C)	2.4°F (1.4°C)	122nd Coolest	Coolest since: 2017	1917
Oct 2013–Sep 2018 60-Month	43.1°F (6.2°C)	40.7°F (4.8°C)	2.4°F (1.4°C)	2nd Warmest	Warmest since: 2016	2016

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings