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 1915

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1915
1-Month
25.9°F
(-3.4°C)
25.2°F
(-3.8°C)
0.7°F
(0.4°C)
66th Coolest
Coolest since:
1909
62nd Warmest
Warmest since:
1980
Ties: 1991, 2012
Nov–Dec 1915
2-Month
30.2°F
(-1.0°C)
29.3°F
(-1.5°C)
0.9°F
(0.5°C)
78th Coolest
Coolest since:
1972
50th Warmest
Warmest since:
2021
Ties: 1936, 1955, 1963, 1986, 1989, 2007, 2015
Oct–Dec 1915
3-Month
35.8°F
(2.1°C)
35.1°F
(1.7°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1898
49th Warmest
Warmest since:
2021
Ties: 1903
Sep–Dec 1915
4-Month
40.9°F
(4.9°C)
40.7°F
(4.8°C)
0.2°F
(0.1°C)
70th Coolest
Coolest since:
1898
58th Warmest
Warmest since:
2021
Ties: 1907, 1943, 1996
Aug–Dec 1915
5-Month
45.0°F
(7.2°C)
45.5°F
(7.5°C)
-0.5°F
(-0.3°C)
35th Coolest
Coolest since:
1898
93rd Warmest
Warmest since:
2021
Ties: 1896
Jul–Dec 1915
6-Month
48.1°F
(8.9°C)
49.1°F
(9.5°C)
-1.0°F
(-0.6°C)
27th Coolest
Coolest since:
1912
101st Warmest
Warmest since:
2021
Ties: 1932, 1971
Jun–Dec 1915
7-Month
49.5°F
(9.7°C)
50.9°F
(10.5°C)
-1.4°F
(-0.8°C)
15th Coolest
Coolest since:
1912
113th Warmest
Warmest since:
2021
Ties: 1993
May–Dec 1915
8-Month
49.3°F
(9.6°C)
51.0°F
(10.6°C)
-1.7°F
(-1.0°C)
6th Coolest
Coolest since:
1912
122nd Warmest
Warmest since:
2021
Apr–Dec 1915
9-Month
48.9°F
(9.4°C)
50.0°F
(10.0°C)
-1.1°F
(-0.6°C)
18th Coolest
Coolest since:
1912
110th Warmest
Warmest since:
2021
Ties: 1905
Mar–Dec 1915
10-Month
47.0°F
(8.3°C)
48.4°F
(9.1°C)
-1.4°F
(-0.8°C)
9th Coolest
Coolest since:
1912
119th Warmest
Warmest since:
2012
Ties: 1951
Feb–Dec 1915
11-Month
45.2°F
(7.3°C)
46.5°F
(8.1°C)
-1.3°F
(-0.8°C)
12th Coolest
Coolest since:
1912
116th Warmest
Warmest since:
2012, 2017
Ties: 1899
Jan–Dec 1915
12-Month
43.2°F
(6.2°C)
44.6°F
(7.0°C)
-1.4°F
(-0.8°C)
9th Coolest
Coolest since:
1912
119th Warmest
Warmest since:
2012
Ties: 1899, 1920, 1923
Jul 1914–Dec 1915
18-Month
45.0°F
(7.2°C)
46.1°F
(7.8°C)
-1.1°F
(-0.6°C)
13th Coolest
Coolest since:
1912
114th Warmest
Warmest since:
1934
Ties: 1916, 1930
Jan 1914–Dec 1915
24-Month
43.8°F
(6.6°C)
44.6°F
(7.0°C)
-0.8°F
(-0.4°C)
20th Coolest
Coolest since:
1913
107th Warmest
Warmest since:
2017
Ties: 1904
Jan 1913–Dec 1915
36-Month
43.5°F
(6.4°C)
44.6°F
(7.0°C)
-1.1°F
(-0.6°C)
10th Coolest
Coolest since:
1913, 1914
116th Warmest
Warmest since:
2017
Ties: 1925
Jan 1912–Dec 1915
48-Month
43.0°F
(6.1°C)
44.5°F
(6.9°C)
-1.5°F
(-0.8°C)
1st Coolest
Coolest since:
1915
124th Warmest
Warmest since:
2018
Jan 1911–Dec 1915
60-Month
43.3°F
(6.3°C)
44.5°F
(6.9°C)
-1.2°F
(-0.6°C)
2nd Coolest
Coolest since:
1916
122nd Warmest
Warmest since:
2018
Ties: 1919, 1920

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