Statewide Rankings

Parameter:

Year:

Month:

State:

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 1990

View Period (Months):

All

Download:

Record Coolest

Bottom 1/10

Bottom 1/3

Normal

Top 1/3

Top 1/10

Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1990 1-Month	59.3°F (15.2°C)	53.6°F (12.0°C)	5.7°F (3.2°C)	125th Coolest	Coolest since: 1989	1965
September 1990 1-Month	59.3°F (15.2°C)	53.6°F (12.0°C)	5.7°F (3.2°C)	4th Warmest	Warmest to Date	1998
Aug–Sep 1990 2-Month	61.8°F (16.6°C)	58.4°F (14.7°C)	3.4°F (1.9°C)	122nd Coolest	Coolest since: 1989	1912
	61.8°F (16.6°C)	58.4°F (14.7°C)	3.4°F (1.9°C)	7th Warmest	Warmest since: 1969	2022
	Ties: 2015
Jul–Sep 1990 3-Month	62.9°F (17.2°C)	60.8°F (16.0°C)	2.1°F (1.2°C)	112th Coolest	Coolest since: 1989	1912
	62.9°F (17.2°C)	60.8°F (16.0°C)	2.1°F (1.2°C)	17th Warmest	Warmest since: 1969	2022
	Ties: 1919
Jun–Sep 1990 4-Month	62.0°F (16.7°C)	59.9°F (15.5°C)	2.1°F (1.2°C)	109th Coolest	Coolest since: 1989	1912, 1915
	62.0°F (16.7°C)	59.9°F (15.5°C)	2.1°F (1.2°C)	20th Warmest	Warmest since: 1988	2021
	Ties: 2000
May–Sep 1990 5-Month	58.9°F (14.9°C)	57.6°F (14.2°C)	1.3°F (0.7°C)	97th Coolest	Coolest since: 1989	1915
	58.9°F (14.9°C)	57.6°F (14.2°C)	1.3°F (0.7°C)	32nd Warmest	Warmest since: 1988	2012
	Ties: 1939, 1952, 1956, 1958, 1969
Apr–Sep 1990 6-Month	56.0°F (13.3°C)	54.5°F (12.5°C)	1.5°F (0.8°C)	99th Coolest	Coolest since: 1989	1912
	56.0°F (13.3°C)	54.5°F (12.5°C)	1.5°F (0.8°C)	30th Warmest	Warmest since: 1988	2012
	Ties: 1952, 1960, 1963, 2017
Mar–Sep 1990 7-Month	52.6°F (11.4°C)	50.9°F (10.5°C)	1.7°F (0.9°C)	104th Coolest	Coolest since: 1989	1912
Mar–Sep 1990 7-Month	52.6°F (11.4°C)	50.9°F (10.5°C)	1.7°F (0.9°C)	25th Warmest	Warmest since: 1988	2012
Feb–Sep 1990 8-Month	48.9°F (9.4°C)	47.3°F (8.5°C)	1.6°F (0.9°C)	104th Coolest	Coolest since: 1989	1912
	48.9°F (9.4°C)	47.3°F (8.5°C)	1.6°F (0.9°C)	25th Warmest	Warmest since: 1988	2012
	Ties: 1931, 2005, 2013
Jan–Sep 1990 9-Month	46.1°F (7.8°C)	44.1°F (6.7°C)	2.0°F (1.1°C)	109th Coolest	Coolest since: 1989	1917
	46.1°F (7.8°C)	44.1°F (6.7°C)	2.0°F (1.1°C)	20th Warmest	Warmest since: 1988	2012
	Ties: 1986, 2020
Dec 1989–Sep 1990 10-Month	43.4°F (6.3°C)	41.7°F (5.4°C)	1.7°F (0.9°C)	105th Coolest	Coolest since: 1989	1917
	43.4°F (6.3°C)	41.7°F (5.4°C)	1.7°F (0.9°C)	23rd Warmest	Warmest since: 1988	1934, 2012
	Ties: 1919, 1998, 2013
Nov 1989–Sep 1990 11-Month	42.4°F (5.8°C)	40.6°F (4.8°C)	1.8°F (1.0°C)	105th Coolest	Coolest since: 1989	1917
Nov 1989–Sep 1990 11-Month	42.4°F (5.8°C)	40.6°F (4.8°C)	1.8°F (1.0°C)	23rd Warmest	Warmest since: 1988	1934
Oct 1989–Sep 1990 12-Month	42.4°F (5.8°C)	40.7°F (4.8°C)	1.7°F (1.0°C)	106th Coolest	Coolest since: 1989	1917
Oct 1989–Sep 1990 12-Month	42.4°F (5.8°C)	40.7°F (4.8°C)	1.7°F (1.0°C)	22nd Warmest	Warmest since: 1988	1934
Apr 1989–Sep 1990 18-Month	46.8°F (8.2°C)	45.3°F (7.4°C)	1.5°F (0.8°C)	103rd Coolest	Coolest since: 1987	1917
	46.8°F (8.2°C)	45.3°F (7.4°C)	1.5°F (0.8°C)	25th Warmest	Warmest since: 1989	1934
	Ties: 1941, 1999
Oct 1988–Sep 1990 24-Month	42.0°F (5.6°C)	40.8°F (4.9°C)	1.2°F (0.7°C)	101st Coolest	Coolest since: 1989	1913, 1917
	42.0°F (5.6°C)	40.8°F (4.9°C)	1.2°F (0.7°C)	26th Warmest	Warmest since: 1989	2016
	Ties: 1989, 1991
Oct 1987–Sep 1990 36-Month	42.2°F (5.7°C)	40.7°F (4.8°C)	1.5°F (0.9°C)	108th Coolest	Coolest since: 1989	1917
	42.2°F (5.7°C)	40.7°F (4.8°C)	1.5°F (0.9°C)	18th Warmest	Warmest since: 1940	2017
	Ties: 1940, 1992, 2004, 2012
Oct 1986–Sep 1990 48-Month	42.2°F (5.7°C)	40.7°F (4.8°C)	1.5°F (0.9°C)	108th Coolest	Coolest since: 1989	1899
	42.2°F (5.7°C)	40.7°F (4.8°C)	1.5°F (0.9°C)	17th Warmest	Warmest to Date	2018
	Ties: 2020, 2022
Oct 1985–Sep 1990 60-Month	42.0°F (5.6°C)	40.7°F (4.8°C)	1.3°F (0.8°C)	101st Coolest	Coolest since: 1989	1917
	42.0°F (5.6°C)	40.7°F (4.8°C)	1.3°F (0.8°C)	23rd Warmest	Warmest to Date	2016
	Ties: 2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings