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.

Colorado

Average Temperature Rankings, December 1981

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1981
1-Month
28.5°F
(-1.9°C)
25.2°F
(-3.8°C)
3.3°F
(1.9°C)
106th Coolest
Coolest since:
1909
23rd Warmest
Warmest since:
1980
Nov–Dec 1981
2-Month
33.4°F
(0.8°C)
29.4°F
(-1.4°C)
4.0°F
(2.2°C)
119th Coolest
Coolest since:
1972
10th Warmest
Warmest since:
2021
Ties: 1949
Oct–Dec 1981
3-Month
37.6°F
(3.1°C)
35.1°F
(1.7°C)
2.5°F
(1.4°C)
111th Coolest
Coolest since:
1898
18th Warmest
Warmest since:
2021
Ties: 1934
Sep–Dec 1981
4-Month
43.1°F
(6.2°C)
40.7°F
(4.8°C)
2.4°F
(1.4°C)
113th Coolest
Coolest since:
1898
16th Warmest
Warmest since:
2021
Ties: 1999, 2001
Aug–Dec 1981
5-Month
47.4°F
(8.6°C)
45.6°F
(7.6°C)
1.8°F
(1.0°C)
107th Coolest
Coolest since:
1898
22nd Warmest
Warmest since:
2021
Ties: 1910, 2005, 2007
Jul–Dec 1981
6-Month
50.8°F
(10.4°C)
49.1°F
(9.5°C)
1.7°F
(0.9°C)
107th Coolest
Coolest since:
1912
22nd Warmest
Warmest since:
2021
Ties: 1910, 1921, 1995, 2019
Jun–Dec 1981
7-Month
52.8°F
(11.6°C)
50.9°F
(10.5°C)
1.9°F
(1.1°C)
113th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
2021
Ties: 1934, 1939, 2007
May–Dec 1981
8-Month
52.5°F
(11.4°C)
50.9°F
(10.5°C)
1.6°F
(0.9°C)
104th Coolest
Coolest since:
1912
25th Warmest
Warmest since:
2021
Apr–Dec 1981
9-Month
52.1°F
(11.2°C)
50.1°F
(10.1°C)
2.0°F
(1.1°C)
116th Coolest
Coolest since:
1912
13th Warmest
Warmest since:
2021
Ties: 1939, 2002
Mar–Dec 1981
10-Month
50.4°F
(10.2°C)
48.5°F
(9.2°C)
1.9°F
(1.0°C)
114th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
2012
Feb–Dec 1981
11-Month
48.5°F
(9.2°C)
46.5°F
(8.1°C)
2.0°F
(1.1°C)
115th Coolest
Coolest since:
1912
14th Warmest
Warmest since:
2012, 2017
Ties: 1977
Jan–Dec 1981
12-Month
47.1°F
(8.4°C)
44.6°F
(7.0°C)
2.5°F
(1.4°C)
119th Coolest
Coolest since:
1912
10th Warmest
Warmest since:
2012
Jul 1980–Dec 1981
18-Month
48.5°F
(9.2°C)
46.1°F
(7.8°C)
2.4°F
(1.4°C)
120th Coolest
Coolest since:
1912
8th Warmest
Warmest since:
1934
Ties: 2015
Jan 1980–Dec 1981
24-Month
46.3°F
(7.9°C)
44.6°F
(7.0°C)
1.7°F
(0.9°C)
109th Coolest
Coolest since:
1913
19th Warmest
Warmest since:
2017
Ties: 2005, 2007, 2020
Jan 1979–Dec 1981
36-Month
45.4°F
(7.4°C)
44.6°F
(7.0°C)
0.8°F
(0.4°C)
94th Coolest
Coolest since:
1913, 1914
33rd Warmest
Warmest since:
2017
Ties: 1990, 1997, 2009, 2010
Jan 1978–Dec 1981
48-Month
45.2°F
(7.3°C)
44.6°F
(7.0°C)
0.6°F
(0.3°C)
86th Coolest
Coolest since:
1915
40th Warmest
Warmest since:
2018
Ties: 1941, 1954, 1957, 1988, 1994
Jan 1977–Dec 1981
60-Month
45.4°F
(7.4°C)
44.6°F
(7.0°C)
0.8°F
(0.4°C)
95th Coolest
Coolest since:
1916
30th Warmest
Warmest since:
2018
Ties: 1935, 1996

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