Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Upper Colorado River Basin

Average Temperature Rankings, December 2016

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2016
1-Month 		23.9°F
(-4.5°C)		 23.0°F
(-5.0°C)		 0.9°F
(0.5°C)		 72nd Coolest
Coolest since:
 1909
57th Warmest
Warmest since:
 1980
Ties: 1935
Nov–Dec 2016
2-Month 		31.2°F
(-0.4°C)		 27.5°F
(-2.5°C)		 3.7°F
(2.1°C)		 114th Coolest
Coolest since:
 1895
15th Warmest
Warmest since:
 2017
Ties: 1910
Oct–Dec 2016
3-Month 		37.3°F
(2.9°C)		 33.5°F
(0.8°C)		 3.8°F
(2.1°C)		 122nd Coolest
Coolest since:
 1898
7th Warmest
Warmest since:
 1950, 2017
Ties: 1980
Sep–Dec 2016
4-Month 		42.5°F
(5.8°C)		 39.2°F
(4.0°C)		 3.3°F
(1.8°C)		 125th Coolest
Coolest since:
 1898, 1912
4th Warmest
Warmest since:
 2021
Ties: 1950, 2014
Aug–Dec 2016
5-Month 		46.9°F
(8.3°C)		 44.3°F
(6.8°C)		 2.6°F
(1.5°C)		 121st Coolest
Coolest since:
 1912
8th Warmest
Warmest since:
 2021
Ties: 1963
Jul–Dec 2016
6-Month 		50.6°F
(10.3°C)		 48.1°F
(8.9°C)		 2.5°F
(1.4°C)		 122nd Coolest
Coolest since:
 1912
7th Warmest
Warmest since:
 2021
Ties: 2014
Jun–Dec 2016
7-Month 		52.8°F
(11.6°C)		 49.9°F
(9.9°C)		 2.9°F
(1.7°C)		 125th Coolest
Coolest since:
 1912
4th Warmest
Warmest since:
 2021
Ties: 1933
May–Dec 2016
8-Month 		52.6°F
(11.4°C)		 50.0°F
(10.0°C)		 2.6°F
(1.4°C)		 122nd Coolest
Coolest since:
 1912
7th Warmest
Warmest since:
 2021
Ties: 2018
Apr–Dec 2016
9-Month 		51.6°F
(10.9°C)		 49.1°F
(9.5°C)		 2.5°F
(1.4°C)		 122nd Coolest
Coolest since:
 1912
7th Warmest
Warmest since:
 2021
Ties: 2003, 2007
Mar–Dec 2016
10-Month 		50.2°F
(10.1°C)		 47.5°F
(8.6°C)		 2.7°F
(1.5°C)		 122nd Coolest
Coolest since:
 1912
7th Warmest
Warmest since:
 2012
Ties: 2001, 2018
Feb–Dec 2016
11-Month 		48.3°F
(9.1°C)		 45.5°F
(7.5°C)		 2.8°F
(1.6°C)		 122nd Coolest
Coolest since:
 1912
7th Warmest
Warmest since:
 2017
Ties: 2018
Jan–Dec 2016
12-Month 		46.2°F
(7.9°C)		 43.4°F
(6.3°C)		 2.8°F
(1.6°C)		 120th Coolest
Coolest since:
 1895, 1912
9th Warmest
Warmest since:
 2012
Ties: 2000
Jul 2015–Dec 2016
18-Month 		47.4°F
(8.6°C)		 45.0°F
(7.2°C)		 2.4°F
(1.4°C)		 119th Coolest
Coolest since:
 1912
9th Warmest
Warmest since:
 1934
Ties: 2000, 2003
Jan 2015–Dec 2016
24-Month 		46.4°F
(8.0°C)		 43.4°F
(6.3°C)		 3.0°F
(1.7°C)		 125th Coolest
Coolest since:
 1913
3rd Warmest
Warmest since:
 2018
Ties: 2015, 2021
Jan 2014–Dec 2016
36-Month 		46.3°F
(7.9°C)		 43.4°F
(6.3°C)		 2.9°F
(1.6°C)		 124th Coolest
Coolest since:
 1899, 1913
3rd Warmest
Warmest to Date
 2017
Jan 2013–Dec 2016
48-Month 		45.7°F
(7.6°C)		 43.4°F
(6.3°C)		 2.3°F
(1.3°C)		 118th Coolest
Coolest since:
 1898
8th Warmest
Warmest since:
 2018
Jan 2012–Dec 2016
60-Month 		46.0°F
(7.8°C)		 43.4°F
(6.3°C)		 2.6°F
(1.5°C)		 121st Coolest
Coolest since:
 1899
4th Warmest
Warmest to Date
 2018
Ties: 2017, 2020

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