Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. 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, February 2020

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
February 2020
1-Month 		25.0°F
(-3.9°C)		 25.6°F
(-3.6°C)		 -0.6°F
(-0.3°C)		 53rd Coolest
Coolest since:
 1903
76th Warmest
Warmest since:
 1995
Ties: 1994
Jan–Feb 2020
2-Month 		24.1°F
(-4.4°C)		 23.3°F
(-4.8°C)		 0.8°F
(0.4°C)		 66th Coolest
Coolest since:
 1937, 1949
63rd Warmest
Warmest since:
 2015
Dec 2019–Feb 2020
3-Month 		24.1°F
(-4.4°C)		 23.2°F
(-4.9°C)		 0.9°F
(0.5°C)		 69th Coolest
Coolest since:
 1933
59th Warmest
Warmest since:
 1981
Ties: 1921
Nov 2019–Feb 2020
4-Month 		26.9°F
(-2.8°C)		 25.5°F
(-3.6°C)		 1.4°F
(0.8°C)		 85th Coolest
Coolest since:
 1949
43rd Warmest
Warmest since:
 1981
Ties: 1927, 1961
Oct 2019–Feb 2020
5-Month 		29.5°F
(-1.4°C)		 29.5°F
(-1.4°C)		 0.0°F
(0.0°C)		 58th Coolest
Coolest since:
 1933
70th Warmest
Warmest since:
 1934
Ties: 1926, 1988, 2008
Sep 2019–Feb 2020
6-Month 		34.6°F
(1.4°C)		 33.9°F
(1.1°C)		 0.7°F
(0.3°C)		 77th Coolest
Coolest since:
 1913
51st Warmest
Warmest since:
 1934
Aug 2019–Feb 2020
7-Month 		39.4°F
(4.1°C)		 38.3°F
(3.5°C)		 1.1°F
(0.6°C)		 85th Coolest
Coolest since:
 1913
43rd Warmest
Warmest since:
 1934
Ties: 1953, 1986
Jul 2019–Feb 2020
8-Month 		43.1°F
(6.2°C)		 41.9°F
(5.5°C)		 1.2°F
(0.7°C)		 88th Coolest
Coolest since:
 1913
40th Warmest
Warmest since:
 1934, 2018
Ties: 1907, 1956, 2019
Jun 2019–Feb 2020
9-Month 		45.0°F
(7.2°C)		 44.0°F
(6.7°C)		 1.0°F
(0.5°C)		 85th Coolest
Coolest since:
 1913
43rd Warmest
Warmest since:
 2018
Ties: 1902, 1945, 1951
May 2019–Feb 2020
10-Month 		45.2°F
(7.3°C)		 44.6°F
(7.0°C)		 0.6°F
(0.3°C)		 74th Coolest
Coolest since:
 1913
54th Warmest
Warmest since:
 2018
Ties: 1907, 1977, 1991, 1992
Apr 2019–Feb 2020
11-Month 		45.2°F
(7.3°C)		 44.4°F
(6.9°C)		 0.8°F
(0.4°C)		 77th Coolest
Coolest since:
 1913
51st Warmest
Warmest since:
 2018, 2022
Ties: 1998
Mar 2019–Feb 2020
12-Month 		44.2°F
(6.8°C)		 43.4°F
(6.3°C)		 0.8°F
(0.5°C)		 81st Coolest
Coolest since:
 1913
47th Warmest
Warmest since:
 2018
Ties: 1902, 1964, 1970, 1989
Sep 2018–Feb 2020
18-Month 		41.0°F
(5.0°C)		 40.3°F
(4.6°C)		 0.7°F
(0.4°C)		 86th Coolest
Coolest since:
 1913
41st Warmest
Warmest since:
 2018
Ties: 1960
Mar 2018–Feb 2020
24-Month 		44.9°F
(7.2°C)		 43.4°F
(6.3°C)		 1.5°F
(0.9°C)		 102nd Coolest
Coolest since:
 1913, 1914
25th Warmest
Warmest since:
 2018
Ties: 1936, 1990, 1999
Mar 2017–Feb 2020
36-Month 		45.7°F
(7.6°C)		 43.4°F
(6.3°C)		 2.3°F
(1.3°C)		 120th Coolest
Coolest since:
 1914
6th Warmest
Warmest since:
 2018
Ties: 2004, 2005, 2022
Mar 2016–Feb 2020
48-Month 		45.9°F
(7.7°C)		 43.4°F
(6.3°C)		 2.5°F
(1.4°C)		 120th Coolest
Coolest since:
 1899, 1915
5th Warmest
Warmest since:
 2018
Mar 2015–Feb 2020
60-Month 		45.9°F
(7.7°C)		 43.4°F
(6.3°C)		 2.5°F
(1.4°C)		 119th Coolest
Coolest since:
 1917
5th Warmest
Warmest since:
 2018, 2019
Ties: 2021

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