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 2018

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  • Record Coolest
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  • Bottom 1/3
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2018
1-Month
21.5°F
(-5.8°C)
20.6°F
(-6.3°C)
0.9°F
(0.5°C)
70th Coolest
Coolest since:
1909, 1983
59th Warmest
Warmest since:
1980
Ties: 1935
Nov–Dec 2018
2-Month
25.0°F
(-3.9°C)
24.8°F
(-4.0°C)
0.2°F
(0.1°C)
59th Coolest
Coolest since:
1978
70th Warmest
Warmest since:
1999
Ties: 1923, 1970
Oct–Dec 2018
3-Month
30.4°F
(-0.9°C)
30.7°F
(-0.7°C)
-0.3°F
(-0.2°C)
52nd Coolest
Coolest since:
1919
77th Warmest
Warmest since:
1999
Ties: 1952
Sep–Dec 2018
4-Month
37.1°F
(2.8°C)
36.5°F
(2.5°C)
0.6°F
(0.3°C)
79th Coolest
Coolest since:
1919
50th Warmest
Warmest since:
2021
Ties: 1942, 1960, 1989, 2022
Aug–Dec 2018
5-Month
42.4°F
(5.8°C)
41.8°F
(5.4°C)
0.6°F
(0.4°C)
76th Coolest
Coolest since:
1916, 1985
53rd Warmest
Warmest since:
2021
Ties: 1922, 1947, 1977
Jul–Dec 2018
6-Month
46.5°F
(8.1°C)
45.7°F
(7.6°C)
0.8°F
(0.5°C)
81st Coolest
Coolest since:
1911
48th Warmest
Warmest since:
2021
Jun–Dec 2018
7-Month
48.5°F
(9.2°C)
47.4°F
(8.6°C)
1.1°F
(0.6°C)
90th Coolest
Coolest since:
1916
39th Warmest
Warmest since:
2021
May–Dec 2018
8-Month
49.1°F
(9.5°C)
47.6°F
(8.7°C)
1.5°F
(0.8°C)
104th Coolest
Coolest since:
1916
25th Warmest
Warmest since:
2021
Ties: 1981
Apr–Dec 2018
9-Month
48.0°F
(8.9°C)
46.6°F
(8.1°C)
1.4°F
(0.8°C)
101st Coolest
Coolest since:
1916
28th Warmest
Warmest since:
2021
Ties: 1943
Mar–Dec 2018
10-Month
46.4°F
(8.0°C)
44.8°F
(7.1°C)
1.6°F
(0.9°C)
105th Coolest
Coolest since:
1912
24th Warmest
Warmest since:
2012
Feb–Dec 2018
11-Month
44.0°F
(6.7°C)
42.8°F
(6.0°C)
1.2°F
(0.7°C)
98th Coolest
Coolest since:
1912
31st Warmest
Warmest since:
2012
Ties: 1991
Jan–Dec 2018
12-Month
42.4°F
(5.8°C)
40.7°F
(4.8°C)
1.7°F
(1.0°C)
104th Coolest
Coolest since:
1895
25th Warmest
Warmest since:
2012
Ties: 1900, 1939, 2004
Jul 2017–Dec 2018
18-Month
44.2°F
(6.8°C)
42.4°F
(5.8°C)
1.8°F
(1.0°C)
112th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
1934
Ties: 2003
Jan 2017–Dec 2018
24-Month
42.8°F
(6.0°C)
40.7°F
(4.8°C)
2.1°F
(1.2°C)
116th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2016
Ties: 1935, 1981, 1999, 2000
Jan 2016–Dec 2018
36-Month
43.2°F
(6.2°C)
40.8°F
(4.9°C)
2.4°F
(1.3°C)
124th Coolest
Coolest since:
1913, 1917, 1918
3rd Warmest
Warmest since:
2017
Jan 2015–Dec 2018
48-Month
43.4°F
(6.3°C)
40.7°F
(4.8°C)
2.7°F
(1.5°C)
125th Coolest
Coolest since:
1898
1st Warmest
Warmest to Date
2018
Jan 2014–Dec 2018
60-Month
43.2°F
(6.2°C)
40.7°F
(4.8°C)
2.5°F
(1.4°C)
123rd Coolest
Coolest since:
1899
2nd Warmest
Warmest since:
2016

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