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, September 2020

View Period (Months):
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  • Record Coolest
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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
September 2020
1-Month
55.5°F
(13.1°C)
53.6°F
(12.0°C)
1.9°F
(1.1°C)
89th Coolest
Coolest since:
1965
40th Warmest
Warmest since:
1998
Ties: 1956
Aug–Sep 2020
2-Month
61.6°F
(16.4°C)
58.5°F
(14.7°C)
3.1°F
(1.7°C)
119th Coolest
Coolest since:
1912
10th Warmest
Warmest since:
2022
Ties: 1963, 1994
Jul–Sep 2020
3-Month
63.3°F
(17.4°C)
60.8°F
(16.0°C)
2.5°F
(1.4°C)
118th Coolest
Coolest since:
1912
11th Warmest
Warmest since:
2022
Jun–Sep 2020
4-Month
62.4°F
(16.9°C)
60.0°F
(15.6°C)
2.4°F
(1.3°C)
116th Coolest
Coolest since:
1912, 1915
13th Warmest
Warmest since:
2021
Ties: 1933, 1994, 2016
May–Sep 2020
5-Month
60.0°F
(15.6°C)
57.7°F
(14.3°C)
2.3°F
(1.3°C)
115th Coolest
Coolest since:
1915
14th Warmest
Warmest since:
2012
Apr–Sep 2020
6-Month
56.2°F
(13.4°C)
54.5°F
(12.5°C)
1.7°F
(0.9°C)
109th Coolest
Coolest since:
1912
20th Warmest
Warmest since:
2012
Ties: 1969, 1981
Mar–Sep 2020
7-Month
52.9°F
(11.6°C)
50.9°F
(10.5°C)
2.0°F
(1.1°C)
110th Coolest
Coolest since:
1912
19th Warmest
Warmest since:
2012
Ties: 1919, 2022
Feb–Sep 2020
8-Month
48.8°F
(9.3°C)
47.3°F
(8.5°C)
1.5°F
(0.8°C)
100th Coolest
Coolest since:
1912
29th Warmest
Warmest since:
2012
Ties: 1919, 1998, 2022
Jan–Sep 2020
9-Month
46.1°F
(7.8°C)
44.1°F
(6.7°C)
2.0°F
(1.1°C)
109th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
2012
Ties: 1986, 1990
Dec 2019–Sep 2020
10-Month
43.8°F
(6.6°C)
41.8°F
(5.4°C)
2.0°F
(1.2°C)
110th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
1934, 2012
Ties: 1954
Nov 2019–Sep 2020
11-Month
42.5°F
(5.8°C)
40.6°F
(4.8°C)
1.9°F
(1.0°C)
108th Coolest
Coolest since:
1917
20th Warmest
Warmest since:
1934
Ties: 1963, 1988
Oct 2019–Sep 2020
12-Month
41.8°F
(5.4°C)
40.7°F
(4.8°C)
1.1°F
(0.6°C)
94th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
1934
Ties: 1900, 1953, 1961, 1977, 2001
Apr 2019–Sep 2020
18-Month
46.2°F
(7.9°C)
45.3°F
(7.4°C)
0.9°F
(0.5°C)
90th Coolest
Coolest since:
1917
38th Warmest
Warmest since:
1934
Ties: 1931, 1977, 2008
Oct 2018–Sep 2020
24-Month
41.2°F
(5.1°C)
40.7°F
(4.8°C)
0.5°F
(0.3°C)
75th Coolest
Coolest since:
1913, 1917
52nd Warmest
Warmest since:
2016
Ties: 1911
Oct 2017–Sep 2020
36-Month
41.8°F
(5.4°C)
40.7°F
(4.8°C)
1.1°F
(0.6°C)
95th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2017
Ties: 1991, 1996, 1999, 2021
Oct 2016–Sep 2020
48-Month
42.2°F
(5.7°C)
40.7°F
(4.8°C)
1.5°F
(0.9°C)
108th Coolest
Coolest since:
1899
17th Warmest
Warmest since:
2018
Ties: 1990, 2022
Oct 2015–Sep 2020
60-Month
42.5°F
(5.8°C)
40.7°F
(4.8°C)
1.8°F
(1.0°C)
113th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2016
Ties: 2008, 2009

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