Statewide Rankings

Statewide Data Info
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, December 2019

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2019
1-Month 		23.0°F
(-5.0°C)		 20.6°F
(-6.3°C)		 2.4°F
(1.3°C)		 90th Coolest
Coolest since:
 1909, 1983
39th Warmest
Warmest since:
 1980
Ties: 1936
Nov–Dec 2019
2-Month 		26.6°F
(-3.0°C)		 24.8°F
(-4.0°C)		 1.8°F
(1.0°C)		 94th Coolest
Coolest since:
 1978
35th Warmest
Warmest since:
 1999
Ties: 1906, 1963, 1976
Oct–Dec 2019
3-Month 		29.1°F
(-1.6°C)		 30.7°F
(-0.7°C)		 -1.6°F
(-0.9°C)		 27th Coolest
Coolest since:
 1919
102nd Warmest
Warmest since:
 1999
Ties: 1925, 1970, 1990, 1992
Sep–Dec 2019
4-Month 		36.0°F
(2.2°C)		 36.4°F
(2.4°C)		 -0.4°F
(-0.2°C)		 41st Coolest
Coolest since:
 1919
88th Warmest
Warmest since:
 2021
Ties: 1899, 1914, 1926, 1935, 1959, 1964
Aug–Dec 2019
5-Month 		41.8°F
(5.4°C)		 41.8°F
(5.4°C)		 0.0°F
(0.0°C)		 54th Coolest
Coolest since:
 1916, 1985
75th Warmest
Warmest since:
 2021
Ties: 1946, 1975
Jul–Dec 2019
6-Month 		45.8°F
(7.7°C)		 45.7°F
(7.6°C)		 0.1°F
(0.1°C)		 54th Coolest
Coolest since:
 1911
75th Warmest
Warmest since:
 2021
Ties: 1922
Jun–Dec 2019
7-Month 		47.4°F
(8.6°C)		 47.4°F
(8.6°C)		 0.0°F
(0.0°C)		 52nd Coolest
Coolest since:
 1916
77th Warmest
Warmest since:
 2021
Ties: 1955, 1965, 1969
May–Dec 2019
8-Month 		47.0°F
(8.3°C)		 47.5°F
(8.6°C)		 -0.5°F
(-0.3°C)		 41st Coolest
Coolest since:
 1916
88th Warmest
Warmest since:
 2021
Ties: 1925, 1950, 1992
Apr–Dec 2019
9-Month 		46.4°F
(8.0°C)		 46.6°F
(8.1°C)		 -0.2°F
(-0.1°C)		 49th Coolest
Coolest since:
 1916
80th Warmest
Warmest since:
 2021
Ties: 1922
Mar–Dec 2019
10-Month 		44.4°F
(6.9°C)		 44.8°F
(7.1°C)		 -0.4°F
(-0.2°C)		 50th Coolest
Coolest since:
 1912
79th Warmest
Warmest since:
 2012
Ties: 1922
Feb–Dec 2019
11-Month 		41.9°F
(5.5°C)		 42.7°F
(5.9°C)		 -0.8°F
(-0.4°C)		 36th Coolest
Coolest since:
 1912
93rd Warmest
Warmest since:
 2012
Ties: 1982, 1984
Jan–Dec 2019
12-Month 		40.3°F
(4.6°C)		 40.8°F
(4.9°C)		 -0.5°F
(-0.3°C)		 50th Coolest
Coolest since:
 1895
79th Warmest
Warmest since:
 2012
Ties: 1919, 1970
Jul 2018–Dec 2019
18-Month 		42.4°F
(5.8°C)		 42.4°F
(5.8°C)		 0.0°F
(0.0°C)		 53rd Coolest
Coolest since:
 1912
75th Warmest
Warmest since:
 1934
Ties: 1902, 1918, 1937, 1947, 1970
Jan 2018–Dec 2019
24-Month 		41.3°F
(5.2°C)		 40.7°F
(4.8°C)		 0.6°F
(0.4°C)		 82nd Coolest
Coolest since:
 1917
46th Warmest
Warmest since:
 2016
Ties: 1947, 1959
Jan 2017–Dec 2019
36-Month 		42.0°F
(5.6°C)		 40.8°F
(4.9°C)		 1.2°F
(0.7°C)		 100th Coolest
Coolest since:
 1913, 1917, 1918
27th Warmest
Warmest since:
 2017
Ties: 1992
Jan 2016–Dec 2019
48-Month 		42.4°F
(5.8°C)		 40.7°F
(4.8°C)		 1.7°F
(1.0°C)		 114th Coolest
Coolest since:
 1898
12th Warmest
Warmest since:
 2018
Ties: 2000, 2005, 2013, 2014
Jan 2015–Dec 2019
60-Month 		42.8°F
(6.0°C)		 40.7°F
(4.8°C)		 2.1°F
(1.2°C)		 120th Coolest
Coolest since:
 1899
5th Warmest
Warmest since:
 2016
Ties: 2015

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