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 2019

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 2019
1-Month
38.0°F
(3.3°C)
32.4°F
(0.2°C)
5.6°F
(3.1°C)
114th Coolest
Coolest since:
1989
15th Warmest
Warmest since:
2015
Nov–Dec 2019
2-Month
38.2°F
(3.4°C)
37.3°F
(2.9°C)
0.9°F
(0.5°C)
75th Coolest
Coolest since:
1976
54th Warmest
Warmest since:
2015
Ties: 1934
Oct–Dec 2019
3-Month
44.5°F
(6.9°C)
43.0°F
(6.1°C)
1.5°F
(0.8°C)
94th Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2015
Ties: 1965
Sep–Dec 2019
4-Month
51.2°F
(10.7°C)
48.7°F
(9.3°C)
2.5°F
(1.4°C)
117th Coolest
Coolest since:
1976
12th Warmest
Warmest since:
1931
Aug–Dec 2019
5-Month
55.5°F
(13.1°C)
53.4°F
(11.9°C)
2.1°F
(1.2°C)
118th Coolest
Coolest since:
1976
11th Warmest
Warmest since:
1931
Ties: 2011
Jul–Dec 2019
6-Month
58.8°F
(14.9°C)
56.8°F
(13.8°C)
2.0°F
(1.1°C)
119th Coolest
Coolest since:
1976
10th Warmest
Warmest since:
1931
Ties: 1936, 1971
Jun–Dec 2019
7-Month
60.4°F
(15.8°C)
58.7°F
(14.8°C)
1.7°F
(1.0°C)
115th Coolest
Coolest since:
1976
14th Warmest
Warmest since:
1931
Ties: 1999, 2018, 2020
May–Dec 2019
8-Month
60.9°F
(16.1°C)
59.0°F
(15.0°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
1931
Apr–Dec 2019
9-Month
60.2°F
(15.7°C)
58.2°F
(14.6°C)
2.0°F
(1.1°C)
117th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
2015
Mar–Dec 2019
10-Month
58.1°F
(14.5°C)
56.5°F
(13.6°C)
1.6°F
(0.9°C)
116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2016
Ties: 1936, 1946
Feb–Dec 2019
11-Month
56.1°F
(13.4°C)
54.3°F
(12.4°C)
1.8°F
(1.0°C)
118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2012
Ties: 2018
Jan–Dec 2019
12-Month
53.9°F
(12.2°C)
52.1°F
(11.2°C)
1.8°F
(1.0°C)
112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
2012
Ties: 1933, 1946, 1999, 2002
Jul 2018–Dec 2019
18-Month
55.4°F
(13.0°C)
53.7°F
(12.1°C)
1.7°F
(0.9°C)
116th Coolest
Coolest since:
1904, 1917
12th Warmest
Warmest since:
2012, 2016
Ties: 2006, 2007, 2022
Jan 2018–Dec 2019
24-Month
53.8°F
(12.1°C)
52.2°F
(11.2°C)
1.6°F
(0.9°C)
117th Coolest
Coolest since:
1979
11th Warmest
Warmest since:
2017
Ties: 1932, 1939, 1954, 2002, 2006, 2013
Jan 2017–Dec 2019
36-Month
54.1°F
(12.3°C)
52.2°F
(11.2°C)
1.9°F
(1.1°C)
123rd Coolest
Coolest since:
1980
4th Warmest
Warmest since:
2018
Ties: 2021
Jan 2016–Dec 2019
48-Month
54.3°F
(12.4°C)
52.2°F
(11.2°C)
2.1°F
(1.2°C)
125th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2019
Jan 2015–Dec 2019
60-Month
54.1°F
(12.3°C)
52.1°F
(11.2°C)
2.0°F
(1.1°C)
122nd Coolest
Coolest since:
1980
3rd Warmest
Warmest to Date
2020

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