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.

Ohio River Basin

Average Temperature Rankings, December 1973

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
December 1973
1-Month
32.9°F
(0.5°C)
32.4°F
(0.2°C)
0.5°F
(0.3°C)
53rd Coolest
Coolest since:
1989
76th Warmest
Warmest since:
2015
Ties: 1905, 1932, 1938, 2002, 2008
Nov–Dec 1973
2-Month
38.9°F
(3.8°C)
37.4°F
(3.0°C)
1.5°F
(0.8°C)
86th Coolest
Coolest since:
1976
43rd Warmest
Warmest since:
2015
Ties: 1952
Oct–Dec 1973
3-Month
45.2°F
(7.3°C)
43.0°F
(6.1°C)
2.2°F
(1.2°C)
103rd Coolest
Coolest since:
1917
26th Warmest
Warmest since:
2015
Sep–Dec 1973
4-Month
50.9°F
(10.5°C)
48.7°F
(9.3°C)
2.2°F
(1.2°C)
111th Coolest
Coolest since:
1976
18th Warmest
Warmest since:
1931
Ties: 1921, 1927
Aug–Dec 1973
5-Month
55.2°F
(12.9°C)
53.4°F
(11.9°C)
1.8°F
(1.0°C)
114th Coolest
Coolest since:
1976
15th Warmest
Warmest since:
1931
Ties: 2018
Jul–Dec 1973
6-Month
58.3°F
(14.6°C)
56.8°F
(13.8°C)
1.5°F
(0.8°C)
112th Coolest
Coolest since:
1976
17th Warmest
Warmest since:
1931
Ties: 1913, 2005, 2018
Jun–Dec 1973
7-Month
60.2°F
(15.7°C)
58.7°F
(14.8°C)
1.5°F
(0.9°C)
110th Coolest
Coolest since:
1976
19th Warmest
Warmest since:
1931
Ties: 1913, 2001
May–Dec 1973
8-Month
60.0°F
(15.6°C)
59.0°F
(15.0°C)
1.0°F
(0.6°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
1931
Ties: 1975, 2004
Apr–Dec 1973
9-Month
58.9°F
(14.9°C)
58.2°F
(14.6°C)
0.7°F
(0.3°C)
80th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2015
Ties: 1918, 1946, 1955
Mar–Dec 1973
10-Month
57.9°F
(14.4°C)
56.5°F
(13.6°C)
1.4°F
(0.8°C)
111th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
2016
Ties: 1938, 1987, 2001, 2020
Feb–Dec 1973
11-Month
55.5°F
(13.1°C)
54.3°F
(12.4°C)
1.2°F
(0.7°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2012
Ties: 1911, 1949, 2004, 2010, 2022
Jan–Dec 1973
12-Month
53.4°F
(11.9°C)
52.2°F
(11.2°C)
1.2°F
(0.7°C)
98th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
2012
Ties: 1941, 2015
Jul 1972–Dec 1973
18-Month
54.3°F
(12.4°C)
53.7°F
(12.1°C)
0.6°F
(0.3°C)
86th Coolest
Coolest since:
1904, 1917
42nd Warmest
Warmest since:
2012, 2016
Ties: 1911, 1974, 1990, 2015
Jan 1972–Dec 1973
24-Month
52.4°F
(11.3°C)
52.2°F
(11.2°C)
0.2°F
(0.1°C)
68th Coolest
Coolest since:
1979
60th Warmest
Warmest since:
2017
Ties: 1945, 1965
Jan 1971–Dec 1973
36-Month
52.3°F
(11.3°C)
52.2°F
(11.2°C)
0.1°F
(0.1°C)
60th Coolest
Coolest since:
1980
67th Warmest
Warmest since:
2018
Ties: 1908, 1951, 1974
Jan 1970–Dec 1973
48-Month
52.2°F
(11.2°C)
52.2°F
(11.2°C)
0.0°F
(0.0°C)
49th Coolest
Coolest since:
1979
77th Warmest
Warmest since:
2019
Ties: 1898, 1909, 1913, 1976
Jan 1969–Dec 1973
60-Month
52.0°F
(11.1°C)
52.2°F
(11.2°C)
-0.2°F
(-0.1°C)
39th Coolest
Coolest since:
1980
86th Warmest
Warmest since:
2020
Ties: 1903, 1909, 1910, 1976

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