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 1907

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
December 1907
1-Month
24.0°F
(-4.4°C)
23.0°F
(-5.0°C)
1.0°F
(0.6°C)
75th Coolest
Coolest since:
1909
54th Warmest
Warmest since:
1980
Ties: 1998, 2005
Nov–Dec 1907
2-Month
27.7°F
(-2.4°C)
27.5°F
(-2.5°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1895
65th Warmest
Warmest since:
2017
Ties: 1915, 1984
Oct–Dec 1907
3-Month
34.4°F
(1.3°C)
33.5°F
(0.8°C)
0.9°F
(0.5°C)
83rd Coolest
Coolest since:
1898
46th Warmest
Warmest since:
1950, 2017
Ties: 1949, 1996
Sep–Dec 1907
4-Month
39.6°F
(4.2°C)
39.2°F
(4.0°C)
0.4°F
(0.2°C)
74th Coolest
Coolest since:
1898, 1912
55th Warmest
Warmest since:
2021
Ties: 1946, 1973, 1997
Aug–Dec 1907
5-Month
44.2°F
(6.8°C)
44.3°F
(6.8°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1912
80th Warmest
Warmest since:
2021
Ties: 1906, 1938, 1941, 1974
Jul–Dec 1907
6-Month
47.7°F
(8.7°C)
48.1°F
(8.9°C)
-0.4°F
(-0.2°C)
47th Coolest
Coolest since:
1912
82nd Warmest
Warmest since:
2021
Ties: 1938, 1984
Jun–Dec 1907
7-Month
48.7°F
(9.3°C)
49.9°F
(9.9°C)
-1.2°F
(-0.6°C)
23rd Coolest
Coolest since:
1912
106th Warmest
Warmest since:
2021
Ties: 1897, 1903
May–Dec 1907
8-Month
48.5°F
(9.2°C)
50.0°F
(10.0°C)
-1.5°F
(-0.8°C)
10th Coolest
Coolest since:
1912
119th Warmest
Warmest since:
2021
Ties: 1909, 1915, 1920, 1968
Apr–Dec 1907
9-Month
47.9°F
(8.8°C)
49.1°F
(9.5°C)
-1.2°F
(-0.7°C)
15th Coolest
Coolest since:
1912
114th Warmest
Warmest since:
2021
Ties: 1923, 1928, 1932, 1945, 1951, 1971
Mar–Dec 1907
10-Month
46.9°F
(8.3°C)
47.5°F
(8.6°C)
-0.6°F
(-0.3°C)
41st Coolest
Coolest since:
1912
88th Warmest
Warmest since:
2012
Ties: 1944, 1961
Feb–Dec 1907
11-Month
45.7°F
(7.6°C)
45.5°F
(7.5°C)
0.2°F
(0.1°C)
65th Coolest
Coolest since:
1912
64th Warmest
Warmest since:
2017
Ties: 1904, 1976
Jan–Dec 1907
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, 1926, 1972, 1997, 2019
Jul 1906–Dec 1907
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, 1926, 1941, 1966, 1982, 1991
Jan 1906–Dec 1907
24-Month
43.4°F
(6.3°C)
43.4°F
(6.3°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1913
74th Warmest
Warmest since:
2018
Ties: 1910, 1957, 1964, 1972
Jan 1905–Dec 1907
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: 1922, 1923, 1926, 1950, 1957, 1970, 1974
Jan 1904–Dec 1907
48-Month
43.1°F
(6.2°C)
43.4°F
(6.3°C)
-0.3°F
(-0.1°C)
42nd Coolest
Coolest since:
1898
84th Warmest
Warmest since:
2018
Ties: 1927, 1950, 1968
Jan 1903–Dec 1907
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, 1908, 1926, 1931

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