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, January 1923

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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 1923
1-Month
25.8°F
(-3.4°C)
21.1°F
(-6.1°C)
4.7°F
(2.7°C)
111th Coolest
Coolest since:
1937
18th Warmest
Warmest since:
2003
Ties: 1994
Dec 1922–Jan 1923
2-Month
25.7°F
(-3.5°C)
22.0°F
(-5.6°C)
3.7°F
(2.1°C)
111th Coolest
Coolest since:
1979
17th Warmest
Warmest since:
1981
Ties: 1938, 1943
Nov 1922–Jan 1923
3-Month
27.3°F
(-2.6°C)
25.4°F
(-3.7°C)
1.9°F
(1.1°C)
96th Coolest
Coolest since:
1932
32nd Warmest
Warmest since:
2018
Ties: 1966, 1970, 1971, 1998, 2011
Oct 1922–Jan 1923
4-Month
31.8°F
(-0.1°C)
30.3°F
(-0.9°C)
1.5°F
(0.8°C)
89th Coolest
Coolest since:
1917
39th Warmest
Warmest since:
2018
Sep 1922–Jan 1923
5-Month
37.1°F
(2.8°C)
35.6°F
(2.0°C)
1.5°F
(0.8°C)
92nd Coolest
Coolest since:
1913
36th Warmest
Warmest since:
2018
Aug 1922–Jan 1923
6-Month
42.0°F
(5.6°C)
40.5°F
(4.7°C)
1.5°F
(0.9°C)
95th Coolest
Coolest since:
1913
33rd Warmest
Warmest since:
2018
Ties: 1945
Jul 1922–Jan 1923
7-Month
45.4°F
(7.4°C)
44.2°F
(6.8°C)
1.2°F
(0.6°C)
88th Coolest
Coolest since:
1913
40th Warmest
Warmest since:
2018
Ties: 1918, 1945, 1997
Jun 1922–Jan 1923
8-Month
47.6°F
(8.7°C)
46.3°F
(7.9°C)
1.3°F
(0.8°C)
91st Coolest
Coolest since:
1913
37th Warmest
Warmest since:
2022
Ties: 1990
May 1922–Jan 1923
9-Month
47.9°F
(8.8°C)
46.8°F
(8.2°C)
1.1°F
(0.6°C)
89th Coolest
Coolest since:
1913
39th Warmest
Warmest since:
2022
Ties: 1954, 1998
Apr 1922–Jan 1923
10-Month
46.8°F
(8.2°C)
46.3°F
(7.9°C)
0.5°F
(0.3°C)
70th Coolest
Coolest since:
1913
58th Warmest
Warmest since:
2022
Ties: 1951, 1960
Mar 1922–Jan 1923
11-Month
45.1°F
(7.3°C)
45.0°F
(7.2°C)
0.1°F
(0.1°C)
59th Coolest
Coolest since:
1913
69th Warmest
Warmest since:
2018
Feb 1922–Jan 1923
12-Month
43.2°F
(6.2°C)
43.4°F
(6.3°C)
-0.2°F
(-0.1°C)
45th Coolest
Coolest since:
1913
83rd Warmest
Warmest since:
2018
Ties: 1907, 1928, 1942, 1950, 1953, 1956, 1973, 1983, 1994
Aug 1921–Jan 1923
18-Month
42.5°F
(5.8°C)
42.4°F
(5.8°C)
0.1°F
(0.0°C)
56th Coolest
Coolest since:
1913
71st Warmest
Warmest since:
2018
Ties: 1901, 1922, 1928, 1942, 1945, 1968, 1986, 1992
Feb 1921–Jan 1923
24-Month
43.6°F
(6.4°C)
43.4°F
(6.3°C)
0.2°F
(0.1°C)
63rd Coolest
Coolest since:
1913, 1914
64th Warmest
Warmest since:
2018, 2019
Feb 1920–Jan 1923
36-Month
43.1°F
(6.2°C)
43.4°F
(6.3°C)
-0.3°F
(-0.1°C)
40th Coolest
Coolest since:
1914
86th Warmest
Warmest since:
2018
Ties: 1952, 1953, 1958, 1973, 1986
Feb 1919–Jan 1923
48-Month
43.0°F
(6.1°C)
43.4°F
(6.3°C)
-0.4°F
(-0.2°C)
35th Coolest
Coolest since:
1899
90th Warmest
Warmest since:
2018
Ties: 1902, 1911, 1968
Feb 1918–Jan 1923
60-Month
42.9°F
(6.1°C)
43.4°F
(6.3°C)
-0.5°F
(-0.2°C)
30th Coolest
Coolest since:
1900, 1917
94th Warmest
Warmest since:
2019
Ties: 1903, 1909, 1953, 1977

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