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 2015

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 2015
1-Month
59.4°F
(15.2°C)
53.6°F
(12.0°C)
5.8°F
(3.2°C)
126th Coolest
Coolest since:
1965
3rd Warmest
Warmest since:
1998
Aug–Sep 2015
2-Month
61.8°F
(16.6°C)
58.4°F
(14.7°C)
3.4°F
(1.9°C)
122nd Coolest
Coolest since:
1912
7th Warmest
Warmest since:
2022
Ties: 1990
Jul–Sep 2015
3-Month
62.5°F
(16.9°C)
60.7°F
(15.9°C)
1.8°F
(1.0°C)
104th Coolest
Coolest since:
1912
25th Warmest
Warmest since:
2022
Ties: 1935, 1966, 2002, 2019
Jun–Sep 2015
4-Month
62.6°F
(17.0°C)
59.9°F
(15.5°C)
2.7°F
(1.5°C)
119th Coolest
Coolest since:
1912, 1915
10th Warmest
Warmest since:
2021
Ties: 1919
May–Sep 2015
5-Month
59.5°F
(15.3°C)
57.6°F
(14.2°C)
1.9°F
(1.1°C)
111th Coolest
Coolest since:
1915
18th Warmest
Warmest since:
2012
Ties: 2016
Apr–Sep 2015
6-Month
56.5°F
(13.6°C)
54.5°F
(12.5°C)
2.0°F
(1.1°C)
114th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
2012
Ties: 2016
Mar–Sep 2015
7-Month
53.8°F
(12.1°C)
50.9°F
(10.5°C)
2.9°F
(1.6°C)
123rd Coolest
Coolest since:
1912
6th Warmest
Warmest since:
2012
Ties: 1934
Feb–Sep 2015
8-Month
50.6°F
(10.3°C)
47.3°F
(8.5°C)
3.3°F
(1.8°C)
125th Coolest
Coolest since:
1912
4th Warmest
Warmest since:
2012
Ties: 2000
Jan–Sep 2015
9-Month
47.8°F
(8.8°C)
44.0°F
(6.7°C)
3.8°F
(2.1°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2012
Dec 2014–Sep 2015
10-Month
45.5°F
(7.5°C)
41.7°F
(5.4°C)
3.8°F
(2.1°C)
124th Coolest
Coolest since:
1917
4th Warmest
Warmest since:
1934, 2012
Nov 2014–Sep 2015
11-Month
43.9°F
(6.6°C)
40.6°F
(4.8°C)
3.3°F
(1.8°C)
123rd Coolest
Coolest since:
1917
5th Warmest
Warmest since:
1934
Oct 2014–Sep 2015
12-Month
44.1°F
(6.7°C)
40.7°F
(4.8°C)
3.4°F
(1.9°C)
124th Coolest
Coolest since:
1917
4th Warmest
Warmest since:
1934
Ties: 1981
Apr 2014–Sep 2015
18-Month
47.8°F
(8.8°C)
45.3°F
(7.4°C)
2.5°F
(1.4°C)
122nd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
1934
Ties: 1981, 2012
Oct 2013–Sep 2015
24-Month
42.7°F
(5.9°C)
40.7°F
(4.8°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1913, 1917
12th Warmest
Warmest since:
2016
Oct 2012–Sep 2015
36-Month
42.6°F
(5.9°C)
40.7°F
(4.8°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2017
Ties: 1936, 2005
Oct 2011–Sep 2015
48-Month
43.1°F
(6.2°C)
40.7°F
(4.8°C)
2.4°F
(1.4°C)
123rd Coolest
Coolest since:
1899
2nd Warmest
Warmest to Date
2018
Ties: 2017
Oct 2010–Sep 2015
60-Month
42.8°F
(6.0°C)
40.7°F
(4.8°C)
2.1°F
(1.2°C)
118th Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2016

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