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 1897

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1897
1-Month
57.0°F
(13.9°C)
53.6°F
(12.0°C)
3.4°F
(1.9°C)
111th Coolest
Coolest since:
1965
18th Warmest
Warmest to Date
1998
Ties: 1994
Aug–Sep 1897
2-Month
59.5°F
(15.3°C)
58.5°F
(14.7°C)
1.0°F
(0.6°C)
85th Coolest
Coolest since:
1912
44th Warmest
Warmest to Date
2022
Ties: 1905, 1936, 2016
Jul–Sep 1897
3-Month
60.6°F
(15.9°C)
60.7°F
(15.9°C)
-0.1°F
(0.0°C)
48th Coolest
Coolest since:
1912
81st Warmest
Warmest to Date
2022
Ties: 1905, 1914, 1917, 1977, 1999
Jun–Sep 1897
4-Month
60.0°F
(15.6°C)
60.0°F
(15.6°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1912, 1915
73rd Warmest
Warmest to Date
2021
Ties: 1918, 1949, 1987
May–Sep 1897
5-Month
58.6°F
(14.8°C)
57.7°F
(14.3°C)
0.9°F
(0.5°C)
86th Coolest
Coolest since:
1915
43rd Warmest
Warmest to Date
2012
Apr–Sep 1897
6-Month
55.1°F
(12.8°C)
54.5°F
(12.5°C)
0.6°F
(0.3°C)
75th Coolest
Coolest since:
1912
54th Warmest
Warmest to Date
2012
Ties: 1933, 1958, 1976, 1979, 1996, 2014
Mar–Sep 1897
7-Month
50.3°F
(10.2°C)
50.9°F
(10.5°C)
-0.6°F
(-0.3°C)
35th Coolest
Coolest since:
1912
94th Warmest
Warmest to Date
2012
Ties: 1955, 1984, 1995
Feb–Sep 1897
8-Month
46.4°F
(8.0°C)
47.3°F
(8.5°C)
-0.9°F
(-0.5°C)
29th Coolest
Coolest since:
1912
100th Warmest
Warmest to Date
2012
Ties: 1909, 1968
Jan–Sep 1897
9-Month
43.1°F
(6.2°C)
44.1°F
(6.7°C)
-1.0°F
(-0.5°C)
30th Coolest
Coolest since:
1917
99th Warmest
Warmest since:
2012
Ties: 1923
Dec 1896–Sep 1897
10-Month
41.5°F
(5.3°C)
41.8°F
(5.4°C)
-0.3°F
(-0.1°C)
45th Coolest
Coolest since:
1917
83rd Warmest
Warmest to Date
1934, 2012
Ties: 1952, 1957, 1971, 1982
Nov 1896–Sep 1897
11-Month
39.5°F
(4.2°C)
40.6°F
(4.8°C)
-1.1°F
(-0.6°C)
22nd Coolest
Coolest since:
1917
106th Warmest
Warmest to Date
1934
Ties: 1906, 1913, 1916, 1968
Oct 1896–Sep 1897
12-Month
39.6°F
(4.2°C)
40.8°F
(4.9°C)
-1.2°F
(-0.7°C)
19th Coolest
Coolest since:
1917
109th Warmest
Warmest to Date
1934
Ties: 1915, 1984
Apr 1896–Sep 1897
18-Month
44.2°F
(6.8°C)
45.3°F
(7.4°C)
-1.1°F
(-0.6°C)
14th Coolest
Coolest since:
1917
114th Warmest
Warmest to Date
1934
Ties: 1916, 1952
Oct 1895–Sep 1897
24-Month
39.5°F
(4.2°C)
40.8°F
(4.9°C)
-1.3°F
(-0.7°C)
10th Coolest
Coolest to Date
1913, 1917
117th Warmest
Warmest to Date
2016
Ties: 1904, 1973

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