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, December 1977

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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1977
1-Month
22.6°F
(-5.2°C)
20.6°F
(-6.3°C)
2.0°F
(1.1°C)
84th Coolest
Coolest since:
1909, 1983
44th Warmest
Warmest since:
1980
Ties: 1904, 1934, 1943, 1952
Nov–Dec 1977
2-Month
26.0°F
(-3.3°C)
24.8°F
(-4.0°C)
1.2°F
(0.7°C)
81st Coolest
Coolest since:
1978
47th Warmest
Warmest since:
1999
Ties: 1936, 1973, 1987
Oct–Dec 1977
3-Month
32.1°F
(0.1°C)
30.7°F
(-0.7°C)
1.4°F
(0.8°C)
89th Coolest
Coolest since:
1919
39th Warmest
Warmest since:
1999
Ties: 1915, 1941
Sep–Dec 1977
4-Month
37.8°F
(3.2°C)
36.5°F
(2.5°C)
1.3°F
(0.7°C)
95th Coolest
Coolest since:
1919
33rd Warmest
Warmest since:
2021
Ties: 1988, 2011
Aug–Dec 1977
5-Month
42.4°F
(5.8°C)
41.8°F
(5.4°C)
0.6°F
(0.4°C)
76th Coolest
Coolest since:
1916, 1985
52nd Warmest
Warmest since:
2021
Ties: 1922, 1947, 2018
Jul–Dec 1977
6-Month
46.3°F
(7.9°C)
45.7°F
(7.6°C)
0.6°F
(0.3°C)
75th Coolest
Coolest since:
1911
53rd Warmest
Warmest since:
2021
Jun–Dec 1977
7-Month
48.7°F
(9.3°C)
47.4°F
(8.6°C)
1.3°F
(0.7°C)
98th Coolest
Coolest since:
1916
30th Warmest
Warmest since:
2021
Ties: 2002, 2011, 2013
May–Dec 1977
8-Month
48.8°F
(9.3°C)
47.6°F
(8.7°C)
1.2°F
(0.6°C)
96th Coolest
Coolest since:
1916
32nd Warmest
Warmest since:
2021
Ties: 1966, 2005, 2014
Apr–Dec 1977
9-Month
48.1°F
(8.9°C)
46.6°F
(8.1°C)
1.5°F
(0.8°C)
103rd Coolest
Coolest since:
1916
25th Warmest
Warmest since:
2021
Ties: 1900, 1998
Mar–Dec 1977
10-Month
46.1°F
(7.8°C)
44.9°F
(7.2°C)
1.2°F
(0.6°C)
99th Coolest
Coolest since:
1912
29th Warmest
Warmest since:
2012
Ties: 1954, 1998
Feb–Dec 1977
11-Month
44.4°F
(6.9°C)
42.8°F
(6.0°C)
1.6°F
(0.9°C)
107th Coolest
Coolest since:
1912
21st Warmest
Warmest since:
2012
Ties: 2003, 2004
Jan–Dec 1977
12-Month
42.0°F
(5.6°C)
40.7°F
(4.8°C)
1.3°F
(0.8°C)
95th Coolest
Coolest since:
1895
33rd Warmest
Warmest since:
2012
Ties: 1933, 1958, 2010
Jul 1976–Dec 1977
18-Month
43.4°F
(6.3°C)
42.4°F
(5.8°C)
1.0°F
(0.5°C)
94th Coolest
Coolest since:
1912
33rd Warmest
Warmest since:
1934
Ties: 1995
Jan 1976–Dec 1977
24-Month
41.7°F
(5.4°C)
40.8°F
(4.9°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1917
36th Warmest
Warmest since:
2016
Ties: 1953
Jan 1975–Dec 1977
36-Month
40.9°F
(4.9°C)
40.7°F
(4.8°C)
0.2°F
(0.1°C)
68th Coolest
Coolest since:
1913, 1917, 1918
58th Warmest
Warmest since:
2017
Ties: 1927, 1938, 1948, 1961, 1978
Jan 1974–Dec 1977
48-Month
41.0°F
(5.0°C)
40.7°F
(4.8°C)
0.3°F
(0.2°C)
71st Coolest
Coolest since:
1898
54th Warmest
Warmest since:
2018
Ties: 1959, 1960, 1964, 1987
Jan 1973–Dec 1977
60-Month
40.8°F
(4.9°C)
40.7°F
(4.8°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1899
66th Warmest
Warmest since:
2016
Ties: 1959

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