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 2017

View Period (Months):
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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 2017
1-Month
31.9°F
(-0.1°C)
32.4°F
(0.2°C)
-0.5°F
(-0.3°C)
44th Coolest
Coolest since:
1989
85th Warmest
Warmest since:
2015
Ties: 1927
Nov–Dec 2017
2-Month
37.7°F
(3.2°C)
37.3°F
(2.9°C)
0.4°F
(0.3°C)
62nd Coolest
Coolest since:
1976
67th Warmest
Warmest since:
2015
Ties: 1899, 1986
Oct–Dec 2017
3-Month
44.4°F
(6.9°C)
42.9°F
(6.1°C)
1.5°F
(0.8°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2015
Ties: 1970, 2012
Sep–Dec 2017
4-Month
50.0°F
(10.0°C)
48.7°F
(9.3°C)
1.3°F
(0.7°C)
96th Coolest
Coolest since:
1976
33rd Warmest
Warmest since:
1931
Ties: 1913
Aug–Dec 2017
5-Month
54.0°F
(12.2°C)
53.3°F
(11.8°C)
0.7°F
(0.4°C)
73rd Coolest
Coolest since:
1976
56th Warmest
Warmest since:
1931
Ties: 1934, 1949, 1961, 2012, 2022
Jul–Dec 2017
6-Month
57.4°F
(14.1°C)
56.8°F
(13.8°C)
0.6°F
(0.3°C)
74th Coolest
Coolest since:
1976
55th Warmest
Warmest since:
1931
Ties: 1940, 1948, 1986, 2004
Jun–Dec 2017
7-Month
59.2°F
(15.1°C)
58.7°F
(14.8°C)
0.5°F
(0.3°C)
72nd Coolest
Coolest since:
1976
57th Warmest
Warmest since:
1931
Ties: 1902, 1918, 1982
May–Dec 2017
8-Month
59.5°F
(15.3°C)
59.0°F
(15.0°C)
0.5°F
(0.3°C)
72nd Coolest
Coolest since:
1917
57th Warmest
Warmest since:
1931
Ties: 1923, 1954
Apr–Dec 2017
9-Month
59.4°F
(15.2°C)
58.2°F
(14.6°C)
1.2°F
(0.6°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2015
Ties: 1913, 1959, 1970, 2005
Mar–Dec 2017
10-Month
57.8°F
(14.3°C)
56.5°F
(13.6°C)
1.3°F
(0.7°C)
106th Coolest
Coolest since:
1917
23rd Warmest
Warmest since:
2016
Ties: 1999, 2004, 2018
Feb–Dec 2017
11-Month
56.4°F
(13.6°C)
54.3°F
(12.4°C)
2.1°F
(1.2°C)
121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2012
Jan–Dec 2017
12-Month
54.7°F
(12.6°C)
52.2°F
(11.2°C)
2.5°F
(1.4°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2012
Jul 2016–Dec 2017
18-Month
56.5°F
(13.6°C)
53.7°F
(12.1°C)
2.8°F
(1.5°C)
125th Coolest
Coolest since:
1904, 1917
3rd Warmest
Warmest since:
2012, 2016
Jan 2016–Dec 2017
24-Month
54.8°F
(12.7°C)
52.2°F
(11.2°C)
2.6°F
(1.5°C)
127th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2017
Jan 2015–Dec 2017
36-Month
54.3°F
(12.4°C)
52.1°F
(11.2°C)
2.2°F
(1.2°C)
125th Coolest
Coolest since:
1980
2nd Warmest
Warmest to Date
2018
Jan 2014–Dec 2017
48-Month
53.5°F
(11.9°C)
52.2°F
(11.2°C)
1.3°F
(0.7°C)
114th Coolest
Coolest since:
1979
12th Warmest
Warmest since:
2019
Ties: 2002, 2008
Jan 2013–Dec 2017
60-Month
53.2°F
(11.8°C)
52.2°F
(11.2°C)
1.0°F
(0.6°C)
107th Coolest
Coolest since:
1980
18th Warmest
Warmest since:
2020
Ties: 1933, 1957, 2003, 2009, 2015

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