Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of April 2020. For more information, please see Climatological Rankings.


Wyoming

Average Temperature Rankings, September 1991

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1991
1-Month
54.5°F
(12.5°C)
53.6°F
(12.0°C)
0.9°F
(0.5°C)
74th Coolest Coolest since: 1989 1965
52nd Warmest Warmest since: 1990 1998
Ties: 1899, 1992
Aug–Sep 1991
2-Month
60.1°F
(15.6°C)
58.5°F
(14.7°C)
1.6°F
(0.9°C)
96th Coolest Coolest since: 1989 1912
30th Warmest Warmest since: 1990 2001
Ties: 1919, 1953, 1995
Jul–Sep 1991
3-Month
61.9°F
(16.6°C)
60.7°F
(15.9°C)
1.2°F
(0.7°C)
86th Coolest Coolest since: 1989 1912
40th Warmest Warmest since: 1990 2001
Ties: 1922, 1938, 1989, 2016
Jun–Sep 1991
4-Month
61.2°F
(16.2°C)
59.9°F
(15.5°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1989 1912, 1915
31st Warmest Warmest since: 1990 2012
Ties: 1935, 1948, 1952, 1966, 1977
May–Sep 1991
5-Month
58.7°F
(14.8°C)
57.7°F
(14.3°C)
1.0°F
(0.5°C)
88th Coolest Coolest since: 1989 1915
38th Warmest Warmest since: 1990 2012
Ties: 1981
Apr–Sep 1991
6-Month
55.2°F
(12.9°C)
54.5°F
(12.5°C)
0.7°F
(0.4°C)
83rd Coolest Coolest since: 1986 1912
43rd Warmest Warmest since: 1990 2012
Ties: 1901, 1925, 1932, 1938, 1946, 1980, 1985
Mar–Sep 1991
7-Month
51.8°F
(11.0°C)
50.8°F
(10.4°C)
1.0°F
(0.6°C)
88th Coolest Coolest since: 1985 1912
38th Warmest Warmest since: 1990 2012
Ties: 1938, 1949
Feb–Sep 1991
8-Month
49.2°F
(9.6°C)
47.3°F
(8.5°C)
1.9°F
(1.1°C)
109th Coolest Coolest since: 1990 1912
17th Warmest Warmest since: 1988 2012
Ties: 1954
Jan–Sep 1991
9-Month
45.6°F
(7.6°C)
44.1°F
(6.7°C)
1.5°F
(0.9°C)
99th Coolest Coolest since: 1989 1917
27th Warmest Warmest since: 1990 2012
Ties: 1925, 1946, 1953
Dec 1990–Sep 1991
10-Month
42.3°F
(5.7°C)
41.7°F
(5.4°C)
0.6°F
(0.3°C)
72nd Coolest Coolest since: 1989 1917
53rd Warmest Warmest since: 1990 1934, 2012
Ties: 1947, 1997
Nov 1990–Sep 1991
11-Month
41.4°F
(5.2°C)
40.6°F
(4.8°C)
0.8°F
(0.4°C)
84th Coolest Coolest since: 1989 1917
41st Warmest Warmest since: 1990 1934
Ties: 1976, 2014
Oct 1990–Sep 1991
12-Month
41.5°F
(5.3°C)
40.8°F
(4.9°C)
0.7°F
(0.4°C)
86th Coolest Coolest since: 1989 1917
39th Warmest Warmest since: 1990 1934
Ties: 1911, 1941, 1976, 1996, 2011
Apr 1990–Sep 1991
18-Month
46.3°F
(7.9°C)
45.3°F
(7.4°C)
1.0°F
(0.5°C)
92nd Coolest Coolest since: 1986 1917
33rd Warmest Warmest since: 1990 1934
Ties: 1998, 2014
Oct 1989–Sep 1991
24-Month
42.0°F
(5.6°C)
40.8°F
(4.9°C)
1.2°F
(0.7°C)
100th Coolest Coolest since: 1990 1913, 1917
24th Warmest Warmest since: 1990 2016
Ties: 1989, 1990
Oct 1988–Sep 1991
36-Month
41.8°F
(5.4°C)
40.7°F
(4.8°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1987 1917
30th Warmest Warmest since: 1990 2017
Ties: 1996, 1999
Oct 1987–Sep 1991
48-Month
42.0°F
(5.6°C)
40.7°F
(4.8°C)
1.3°F
(0.8°C)
102nd Coolest Coolest since: 1989 1899
20th Warmest Warmest since: 1990 2018
Ties: 1941, 1992
Oct 1986–Sep 1991
60-Month
42.1°F
(5.6°C)
40.7°F
(4.8°C)
1.4°F
(0.8°C)
104th Coolest Coolest since: 1990 1917
17th Warmest Warmest to Date 2016
Ties: 1992, 2014

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2020, retrieved on May 26, 2020 from https://www.ncdc.noaa.gov/cag/