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.

Ohio River Basin

Average Temperature Rankings, December 2010

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 2010
1-Month
25.8°F
(-3.4°C)
32.4°F
(0.2°C)
-6.6°F
(-3.6°C)
10th Coolest
Coolest since:
1989
119th Warmest
Warmest since:
2015
Nov–Dec 2010
2-Month
34.8°F
(1.6°C)
37.3°F
(2.9°C)
-2.5°F
(-1.3°C)
20th Coolest
Coolest since:
1976
109th Warmest
Warmest since:
2015
Ties: 1943, 1944, 1958, 1983
Oct–Dec 2010
3-Month
41.8°F
(5.4°C)
43.0°F
(6.1°C)
-1.2°F
(-0.7°C)
33rd Coolest
Coolest since:
1917
96th Warmest
Warmest since:
2015
Ties: 1951
Sep–Dec 2010
4-Month
48.1°F
(8.9°C)
48.7°F
(9.3°C)
-0.6°F
(-0.4°C)
42nd Coolest
Coolest since:
1976
87th Warmest
Warmest since:
1931
Ties: 1895, 1926, 1996, 1997
Aug–Dec 2010
5-Month
53.6°F
(12.0°C)
53.4°F
(11.9°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1976
69th Warmest
Warmest since:
1931
Ties: 1919, 2009
Jul–Dec 2010
6-Month
57.3°F
(14.1°C)
56.8°F
(13.8°C)
0.5°F
(0.3°C)
69th Coolest
Coolest since:
1976
60th Warmest
Warmest since:
1931
Ties: 1919, 1955
Jun–Dec 2010
7-Month
59.6°F
(15.3°C)
58.6°F
(14.8°C)
1.0°F
(0.5°C)
93rd Coolest
Coolest since:
1976
36th Warmest
Warmest since:
1931
Ties: 1897, 1919, 1956, 1970, 1990
May–Dec 2010
8-Month
60.2°F
(15.7°C)
59.0°F
(15.0°C)
1.2°F
(0.7°C)
99th Coolest
Coolest since:
1917
30th Warmest
Warmest since:
1931
Ties: 1959, 1970, 2022
Apr–Dec 2010
9-Month
59.9°F
(15.5°C)
58.2°F
(14.6°C)
1.7°F
(0.9°C)
112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2015
Ties: 2018
Mar–Dec 2010
10-Month
58.3°F
(14.6°C)
56.5°F
(13.6°C)
1.8°F
(1.0°C)
118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2016
Feb–Dec 2010
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, 1973, 2004, 2022
Jan–Dec 2010
12-Month
53.0°F
(11.7°C)
52.1°F
(11.2°C)
0.9°F
(0.5°C)
88th Coolest
Coolest since:
1917
41st Warmest
Warmest since:
2012
Ties: 1908
Jul 2009–Dec 2010
18-Month
54.1°F
(12.3°C)
53.7°F
(12.1°C)
0.4°F
(0.2°C)
78th Coolest
Coolest since:
1904, 1917
50th Warmest
Warmest since:
2012, 2016
Ties: 1923, 1927, 1935, 1952, 1983, 1995, 2013
Jan 2009–Dec 2010
24-Month
52.6°F
(11.4°C)
52.2°F
(11.2°C)
0.4°F
(0.2°C)
81st Coolest
Coolest since:
1979
47th Warmest
Warmest since:
2017
Ties: 1897, 1898, 1919, 1950, 1986, 2004
Jan 2008–Dec 2010
36-Month
52.5°F
(11.4°C)
52.2°F
(11.2°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1980
54th Warmest
Warmest since:
2018
Ties: 1899, 1936, 1943, 1947
Jan 2007–Dec 2010
48-Month
52.9°F
(11.6°C)
52.2°F
(11.2°C)
0.7°F
(0.4°C)
90th Coolest
Coolest since:
1979
36th Warmest
Warmest since:
2019
Ties: 1921, 1941, 1991
Jan 2006–Dec 2010
60-Month
53.1°F
(11.7°C)
52.2°F
(11.2°C)
0.9°F
(0.5°C)
101st Coolest
Coolest since:
1980
24th Warmest
Warmest since:
2020
Ties: 1922, 1923, 1955, 1991, 2011, 2014

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