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 1950

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 1950
1-Month
19.8°F
(-6.8°C)
21.1°F
(-6.1°C)
-1.3°F
(-0.7°C)
41st Coolest
Coolest since:
1937
88th Warmest
Warmest since:
2003
Ties: 1903, 1926, 1966
Dec 1949–Jan 1950
2-Month
21.3°F
(-5.9°C)
22.0°F
(-5.6°C)
-0.7°F
(-0.3°C)
46th Coolest
Coolest since:
1979
82nd Warmest
Warmest since:
1981
Nov 1949–Jan 1950
3-Month
26.9°F
(-2.8°C)
25.4°F
(-3.7°C)
1.5°F
(0.9°C)
87th Coolest
Coolest since:
1932
41st Warmest
Warmest since:
2018
Oct 1949–Jan 1950
4-Month
30.8°F
(-0.7°C)
30.4°F
(-0.9°C)
0.4°F
(0.2°C)
72nd Coolest
Coolest since:
1917
56th Warmest
Warmest since:
2018
Ties: 1942, 1944, 1960, 1980
Sep 1949–Jan 1950
5-Month
36.2°F
(2.3°C)
35.6°F
(2.0°C)
0.6°F
(0.3°C)
77th Coolest
Coolest since:
1913
51st Warmest
Warmest since:
2018
Ties: 1927, 1955, 1965, 1966, 1997
Aug 1949–Jan 1950
6-Month
40.9°F
(4.9°C)
40.4°F
(4.7°C)
0.5°F
(0.2°C)
70th Coolest
Coolest since:
1913
58th Warmest
Warmest since:
2018
Ties: 1983
Jul 1949–Jan 1950
7-Month
44.5°F
(6.9°C)
44.2°F
(6.8°C)
0.3°F
(0.1°C)
68th Coolest
Coolest since:
1913
60th Warmest
Warmest since:
2018
Ties: 1927, 1947, 1983, 2007
Jun 1949–Jan 1950
8-Month
46.3°F
(7.9°C)
46.2°F
(7.9°C)
0.1°F
(0.0°C)
58th Coolest
Coolest since:
1913
70th Warmest
Warmest since:
2022
Ties: 1983, 1988
May 1949–Jan 1950
9-Month
46.9°F
(8.3°C)
46.8°F
(8.2°C)
0.1°F
(0.1°C)
56th Coolest
Coolest since:
1913
72nd Warmest
Warmest since:
2022
Ties: 1947, 1971, 1977, 1987
Apr 1949–Jan 1950
10-Month
46.7°F
(8.2°C)
46.3°F
(7.9°C)
0.4°F
(0.3°C)
67th Coolest
Coolest since:
1913
61st Warmest
Warmest since:
2022
Ties: 1980
Mar 1949–Jan 1950
11-Month
45.5°F
(7.5°C)
45.1°F
(7.3°C)
0.4°F
(0.2°C)
71st Coolest
Coolest since:
1913
57th Warmest
Warmest since:
2018
Ties: 1901, 1951, 1960, 1988
Feb 1949–Jan 1950
12-Month
43.2°F
(6.2°C)
43.5°F
(6.4°C)
-0.3°F
(-0.2°C)
45th Coolest
Coolest since:
1913
83rd Warmest
Warmest since:
2018
Ties: 1907, 1923, 1928, 1942, 1953, 1956, 1973, 1983, 1994
Aug 1948–Jan 1950
18-Month
41.6°F
(5.3°C)
42.4°F
(5.8°C)
-0.8°F
(-0.5°C)
25th Coolest
Coolest since:
1913
102nd Warmest
Warmest since:
2018
Ties: 1953, 1980
Feb 1948–Jan 1950
24-Month
42.5°F
(5.8°C)
43.4°F
(6.3°C)
-0.9°F
(-0.5°C)
19th Coolest
Coolest since:
1913, 1914
108th Warmest
Warmest since:
2018, 2019
Ties: 1933, 1966
Feb 1947–Jan 1950
36-Month
42.9°F
(6.1°C)
43.3°F
(6.3°C)
-0.4°F
(-0.2°C)
29th Coolest
Coolest since:
1914
97th Warmest
Warmest since:
2018
Ties: 1922, 1967, 1975, 1985
Feb 1946–Jan 1950
48-Month
43.3°F
(6.3°C)
43.4°F
(6.3°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1899
76th Warmest
Warmest since:
2018
Ties: 1928, 1946
Feb 1945–Jan 1950
60-Month
43.1°F
(6.2°C)
43.3°F
(6.3°C)
-0.2°F
(-0.1°C)
42nd Coolest
Coolest since:
1900, 1917
82nd Warmest
Warmest since:
2019
Ties: 1929, 1949, 1972, 1973

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