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 2019

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2019
1-Month 		28.1°F
(-2.2°C)		 25.2°F
(-3.8°C)		 2.9°F
(1.6°C)		 103rd Coolest
Coolest since:
 1909
26th Warmest
Warmest since:
 1980
Nov–Dec 2019
2-Month 		31.7°F
(-0.2°C)		 29.4°F
(-1.4°C)		 2.3°F
(1.2°C)		 100th Coolest
Coolest since:
 1972
29th Warmest
Warmest since:
 2021
Ties: 2006
Oct–Dec 2019
3-Month 		34.7°F
(1.5°C)		 35.1°F
(1.7°C)		 -0.4°F
(-0.2°C)		 50th Coolest
Coolest since:
 1898
79th Warmest
Warmest since:
 2021
Ties: 1947, 1956, 2018
Sep–Dec 2019
4-Month 		41.8°F
(5.4°C)		 40.7°F
(4.8°C)		 1.1°F
(0.6°C)		 93rd Coolest
Coolest since:
 1898
36th Warmest
Warmest since:
 2021
Ties: 1942, 1955, 2022
Aug–Dec 2019
5-Month 		47.1°F
(8.4°C)		 45.6°F
(7.6°C)		 1.5°F
(0.8°C)		 99th Coolest
Coolest since:
 1898
30th Warmest
Warmest since:
 2021
Jul–Dec 2019
6-Month 		50.8°F
(10.4°C)		 49.1°F
(9.5°C)		 1.7°F
(0.9°C)		 107th Coolest
Coolest since:
 1898, 1912
22nd Warmest
Warmest since:
 2021
Ties: 1921, 1981, 1995, 2022
Jun–Dec 2019
7-Month 		52.2°F
(11.2°C)		 50.9°F
(10.5°C)		 1.3°F
(0.7°C)		 98th Coolest
Coolest since:
 1912
31st Warmest
Warmest since:
 2021
Ties: 1921
May–Dec 2019
8-Month 		51.6°F
(10.9°C)		 51.0°F
(10.6°C)		 0.6°F
(0.3°C)		 81st Coolest
Coolest since:
 1912
48th Warmest
Warmest since:
 2021
Ties: 1949
Apr–Dec 2019
9-Month 		50.9°F
(10.5°C)		 50.0°F
(10.0°C)		 0.9°F
(0.5°C)		 90th Coolest
Coolest since:
 1912
39th Warmest
Warmest since:
 2021
Ties: 1989
Mar–Dec 2019
10-Month 		49.2°F
(9.6°C)		 48.4°F
(9.1°C)		 0.8°F
(0.5°C)		 86th Coolest
Coolest since:
 1912
43rd Warmest
Warmest since:
 2012
Ties: 1937, 1962
Feb–Dec 2019
11-Month 		47.0°F
(8.3°C)		 46.5°F
(8.1°C)		 0.5°F
(0.2°C)		 77th Coolest
Coolest since:
 1912
52nd Warmest
Warmest since:
 2012, 2017
Ties: 1900, 1925
Jan–Dec 2019
12-Month 		45.3°F
(7.4°C)		 44.6°F
(7.0°C)		 0.7°F
(0.4°C)		 84th Coolest
Coolest since:
 1912
45th Warmest
Warmest since:
 2012
Ties: 1987, 1992
Jul 2018–Dec 2019
18-Month 		47.0°F
(8.3°C)		 46.1°F
(7.8°C)		 0.9°F
(0.5°C)		 96th Coolest
Coolest since:
 1912
32nd Warmest
Warmest since:
 1934
Ties: 1938, 1989, 1990, 2008, 2009
Jan 2018–Dec 2019
24-Month 		46.2°F
(7.9°C)		 44.6°F
(7.0°C)		 1.6°F
(0.9°C)		 105th Coolest
Coolest since:
 1913
23rd Warmest
Warmest since:
 2017
Jan 2017–Dec 2019
36-Month 		46.8°F
(8.2°C)		 44.6°F
(7.0°C)		 2.2°F
(1.2°C)		 122nd Coolest
Coolest since:
 1913, 1914
5th Warmest
Warmest since:
 2017
Ties: 2001
Jan 2016–Dec 2019
48-Month 		46.9°F
(8.3°C)		 44.6°F
(7.0°C)		 2.3°F
(1.3°C)		 123rd Coolest
Coolest since:
 1915
3rd Warmest
Warmest since:
 2018
Ties: 2020
Jan 2015–Dec 2019
60-Month 		47.0°F
(8.3°C)		 44.6°F
(7.0°C)		 2.4°F
(1.3°C)		 123rd Coolest
Coolest since:
 1916
2nd Warmest
Warmest since:
 2018
Ties: 2020, 2021

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