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 January 2020. For more information, please see Climatological Rankings.


Wyoming

Average Temperature Rankings, September 1999

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1999
1-Month
51.0°F
(10.6°C)
53.6°F
(12.0°C)
-2.6°F
(-1.4°C)
19th Coolest Coolest since: 1986 1965
107th Warmest Warmest since: 1998 1998
Aug–Sep 1999
2-Month
58.0°F
(14.4°C)
58.5°F
(14.7°C)
-0.5°F
(-0.3°C)
44th Coolest Coolest since: 1993 1912
82nd Warmest Warmest since: 1998 2001
Ties: 1906, 1925, 1959, 1962, 1984
Jul–Sep 1999
3-Month
60.6°F
(15.9°C)
60.7°F
(15.9°C)
-0.1°F
(0.0°C)
48th Coolest Coolest since: 1993 1912
78th Warmest Warmest since: 1998 2001
Ties: 1897, 1905, 1914, 1917, 1977
Jun–Sep 1999
4-Month
59.6°F
(15.3°C)
59.9°F
(15.5°C)
-0.3°F
(-0.2°C)
39th Coolest Coolest since: 1993 1912, 1915
87th Warmest Warmest since: 1998 2012
Ties: 1911, 1929, 1942, 1957, 1971, 1974, 1982, 2009
May–Sep 1999
5-Month
57.1°F
(13.9°C)
57.7°F
(14.3°C)
-0.6°F
(-0.4°C)
35th Coolest Coolest since: 1995 1915
91st Warmest Warmest since: 1998 2012
Ties: 1962, 1971, 2004
Apr–Sep 1999
6-Month
53.6°F
(12.0°C)
54.5°F
(12.5°C)
-0.9°F
(-0.5°C)
29th Coolest Coolest since: 1995 1912
97th Warmest Warmest since: 1998 2012
Ties: 1904, 1906, 1909, 1967
Mar–Sep 1999
7-Month
50.9°F
(10.5°C)
50.9°F
(10.5°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1995 1912
74th Warmest Warmest since: 1998 2012
Ties: 1943, 1958, 1959
Feb–Sep 1999
8-Month
48.0°F
(8.9°C)
47.3°F
(8.5°C)
0.7°F
(0.4°C)
88th Coolest Coolest since: 1997 1912
38th Warmest Warmest since: 1998 2012
Ties: 1926, 1972, 2002, 2009
Jan–Sep 1999
9-Month
45.4°F
(7.4°C)
44.1°F
(6.7°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1997 1917
31st Warmest Warmest since: 1998 2012
Ties: 1961, 1983, 2004
Dec 1998–Sep 1999
10-Month
43.0°F
(6.1°C)
41.7°F
(5.4°C)
1.3°F
(0.7°C)
94th Coolest Coolest since: 1997 1917
31st Warmest Warmest since: 1998 1934, 2012
Ties: 1900
Nov 1998–Sep 1999
11-Month
42.1°F
(5.6°C)
40.6°F
(4.8°C)
1.5°F
(0.8°C)
103rd Coolest Coolest since: 1998 1917
22nd Warmest Warmest since: 1998 1934
Ties: 1900, 1998
Oct 1998–Sep 1999
12-Month
42.2°F
(5.7°C)
40.8°F
(4.9°C)
1.4°F
(0.8°C)
103rd Coolest Coolest since: 1998 1917
22nd Warmest Warmest since: 1994 1934
Ties: 1935, 1966
Apr 1998–Sep 1999
18-Month
46.8°F
(8.2°C)
45.4°F
(7.4°C)
1.4°F
(0.8°C)
102nd Coolest Coolest since: 1998 1917
23rd Warmest Warmest since: 1992 1934
Ties: 1941, 1990
Oct 1997–Sep 1999
24-Month
42.2°F
(5.7°C)
40.8°F
(4.9°C)
1.4°F
(0.8°C)
102nd Coolest Coolest since: 1998 1913, 1917
22nd Warmest Warmest since: 1988 2016
Oct 1996–Sep 1999
36-Month
41.8°F
(5.4°C)
40.7°F
(4.8°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1998 1917
30th Warmest Warmest since: 1996 2017
Ties: 1991, 1996
Oct 1995–Sep 1999
48-Month
41.8°F
(5.4°C)
40.8°F
(4.9°C)
1.0°F
(0.5°C)
95th Coolest Coolest since: 1998 1899
27th Warmest Warmest since: 1992 2018
Oct 1994–Sep 1999
60-Month
41.7°F
(5.4°C)
40.7°F
(4.8°C)
1.0°F
(0.6°C)
97th Coolest Coolest since: 1998 1917
24th Warmest Warmest since: 1998 2016
Ties: 1935, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2020, retrieved on February 25, 2020 from https://www.ncdc.noaa.gov/cag/