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 Valley Climate Region

Average Temperature Rankings, April 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
April 2010
1-Month
58.7°F
(14.8°C)
53.0°F
(11.7°C)
5.7°F
(3.1°C)
126th Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
1896
Mar–Apr 2010
2-Month
51.6°F
(10.9°C)
47.7°F
(8.7°C)
3.9°F
(2.2°C)
118th Coolest
Coolest since:
1926
11th Warmest
Warmest since:
2012
Ties: 1925, 1929
Feb–Apr 2010
3-Month
43.8°F
(6.6°C)
42.8°F
(6.0°C)
1.0°F
(0.6°C)
84th Coolest
Coolest since:
1978
45th Warmest
Warmest since:
2012
Ties: 1911
Jan–Apr 2010
4-Month
39.4°F
(4.1°C)
39.5°F
(4.2°C)
-0.1°F
(-0.1°C)
59th Coolest
Coolest since:
1978
70th Warmest
Warmest since:
2012
Ties: 1915, 1956
Dec 2009–Apr 2010
5-Month
38.0°F
(3.3°C)
38.3°F
(3.5°C)
-0.3°F
(-0.2°C)
50th Coolest
Coolest since:
1978
78th Warmest
Warmest since:
2012
Ties: 1914, 1975, 1988
Nov 2009–Apr 2010
6-Month
39.7°F
(4.3°C)
39.1°F
(3.9°C)
0.6°F
(0.4°C)
78th Coolest
Coolest since:
1978
50th Warmest
Warmest since:
2012
Ties: 1897, 1898, 1945, 1973, 2019
Oct 2009–Apr 2010
7-Month
41.4°F
(5.2°C)
41.4°F
(5.2°C)
0.0°F
(0.0°C)
51st Coolest
Coolest since:
1978
77th Warmest
Warmest since:
2017
Ties: 1897, 1911, 1931, 1981
Sep 2009–Apr 2010
8-Month
44.6°F
(7.0°C)
44.7°F
(7.1°C)
-0.1°F
(-0.1°C)
48th Coolest
Coolest since:
1918
80th Warmest
Warmest since:
2017
Ties: 1896, 1910, 1930, 1952, 1964, 2003
Aug 2009–Apr 2010
9-Month
47.6°F
(8.7°C)
47.8°F
(8.8°C)
-0.2°F
(-0.1°C)
42nd Coolest
Coolest since:
1918
86th Warmest
Warmest since:
2017
Ties: 1930, 1964, 1971
Jul 2009–Apr 2010
10-Month
50.0°F
(10.0°C)
50.7°F
(10.4°C)
-0.7°F
(-0.4°C)
30th Coolest
Coolest since:
1918
98th Warmest
Warmest since:
2017
Ties: 1906, 1920, 1994, 2001
Jun 2009–Apr 2010
11-Month
52.0°F
(11.1°C)
52.5°F
(11.4°C)
-0.5°F
(-0.3°C)
31st Coolest
Coolest since:
1918
97th Warmest
Warmest since:
2017
Ties: 1916, 1917, 1965, 1984, 1997
May 2009–Apr 2010
12-Month
53.0°F
(11.7°C)
53.4°F
(11.9°C)
-0.4°F
(-0.2°C)
39th Coolest
Coolest since:
1918
89th Warmest
Warmest since:
2017
Ties: 1917, 1928, 1960, 1964, 1997
Nov 2008–Apr 2010
18-Month
48.4°F
(9.1°C)
48.6°F
(9.2°C)
-0.2°F
(-0.1°C)
44th Coolest
Coolest since:
1905, 1918
83rd Warmest
Warmest since:
2017
Ties: 1908, 1917, 1919, 1925, 1937, 1944, 1958
May 2008–Apr 2010
24-Month
53.1°F
(11.7°C)
53.4°F
(11.9°C)
-0.3°F
(-0.2°C)
37th Coolest
Coolest since:
1978
90th Warmest
Warmest since:
2017
Ties: 1899, 1927, 1937, 1965, 1981, 1985
May 2007–Apr 2010
36-Month
53.8°F
(12.1°C)
53.4°F
(11.9°C)
0.4°F
(0.2°C)
79th Coolest
Coolest since:
1979
47th Warmest
Warmest since:
2018
Ties: 1898, 1915, 1946, 1990
May 2006–Apr 2010
48-Month
53.8°F
(12.1°C)
53.3°F
(11.8°C)
0.5°F
(0.3°C)
82nd Coolest
Coolest since:
1980
43rd Warmest
Warmest since:
2019
Ties: 1936, 1939, 1954, 1974, 1976, 1993, 2016
May 2005–Apr 2010
60-Month
54.2°F
(12.3°C)
53.4°F
(11.9°C)
0.8°F
(0.4°C)
99th Coolest
Coolest since:
1981
25th Warmest
Warmest since:
2020
Ties: 2014

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