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 1926

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
December 1926
1-Month
21.2°F
(-6.0°C)
23.0°F
(-5.0°C)
-1.8°F
(-1.0°C)
38th Coolest
Coolest since:
1909
91st Warmest
Warmest since:
1980
Nov–Dec 1926
2-Month
27.8°F
(-2.3°C)
27.5°F
(-2.5°C)
0.3°F
(0.2°C)
67th Coolest
Coolest since:
1895
62nd Warmest
Warmest since:
2017
Oct–Dec 1926
3-Month
34.0°F
(1.1°C)
33.5°F
(0.8°C)
0.5°F
(0.3°C)
74th Coolest
Coolest since:
1898
55th Warmest
Warmest since:
1950, 2017
Ties: 1974
Sep–Dec 1926
4-Month
39.3°F
(4.1°C)
39.2°F
(4.0°C)
0.1°F
(0.1°C)
59th Coolest
Coolest since:
1898, 1912
70th Warmest
Warmest since:
2021
Ties: 1935, 1947, 1990, 1991
Aug–Dec 1926
5-Month
44.4°F
(6.9°C)
44.3°F
(6.8°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1912
71st Warmest
Warmest since:
2021
Ties: 1947, 1986
Jul–Dec 1926
6-Month
47.9°F
(8.8°C)
48.1°F
(8.9°C)
-0.2°F
(-0.1°C)
52nd Coolest
Coolest since:
1912
77th Warmest
Warmest since:
2021
Ties: 1929
Jun–Dec 1926
7-Month
49.9°F
(9.9°C)
49.9°F
(9.9°C)
0.0°F
(0.0°C)
59th Coolest
Coolest since:
1912
70th Warmest
Warmest since:
2021
Ties: 1952, 1976
May–Dec 1926
8-Month
50.2°F
(10.1°C)
50.0°F
(10.0°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1912
63rd Warmest
Warmest since:
2021
Ties: 1952, 1976, 1985, 2009
Apr–Dec 1926
9-Month
49.5°F
(9.7°C)
49.1°F
(9.5°C)
0.4°F
(0.2°C)
70th Coolest
Coolest since:
1912
59th Warmest
Warmest since:
2021
Ties: 1974
Mar–Dec 1926
10-Month
47.9°F
(8.8°C)
47.5°F
(8.6°C)
0.4°F
(0.2°C)
71st Coolest
Coolest since:
1912
58th Warmest
Warmest since:
2012
Ties: 1900, 1950, 1985, 2009
Feb–Dec 1926
11-Month
46.2°F
(7.9°C)
45.5°F
(7.5°C)
0.7°F
(0.4°C)
84th Coolest
Coolest since:
1912
45th Warmest
Warmest since:
2017
Ties: 2009
Jan–Dec 1926
12-Month
44.0°F
(6.7°C)
43.4°F
(6.3°C)
0.6°F
(0.4°C)
80th Coolest
Coolest since:
1895, 1912
49th Warmest
Warmest since:
2012
Ties: 1901, 1907, 1972, 1997, 2019
Jul 1925–Dec 1926
18-Month
45.2°F
(7.3°C)
45.0°F
(7.2°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1912
61st Warmest
Warmest since:
1934
Ties: 1901, 1907, 1941, 1966, 1982, 1991
Jan 1925–Dec 1926
24-Month
43.7°F
(6.5°C)
43.4°F
(6.3°C)
0.3°F
(0.2°C)
71st Coolest
Coolest since:
1913
57th Warmest
Warmest since:
2018
Ties: 1911, 1937, 1944, 1946, 1962
Jan 1924–Dec 1926
36-Month
43.0°F
(6.1°C)
43.4°F
(6.3°C)
-0.4°F
(-0.2°C)
37th Coolest
Coolest since:
1899, 1913
90th Warmest
Warmest since:
2017
Ties: 1907, 1922, 1923, 1950, 1957, 1970, 1974
Jan 1923–Dec 1926
48-Month
42.8°F
(6.0°C)
43.4°F
(6.3°C)
-0.6°F
(-0.3°C)
27th Coolest
Coolest since:
1898
99th Warmest
Warmest since:
2018
Ties: 1901, 1904, 1922, 1952
Jan 1922–Dec 1926
60-Month
42.7°F
(5.9°C)
43.4°F
(6.3°C)
-0.7°F
(-0.4°C)
19th Coolest
Coolest since:
1899
106th Warmest
Warmest since:
2018
Ties: 1901, 1905, 1907, 1908, 1931

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