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 2001

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
December 2001
1-Month		38.9°F
(3.8°C)		32.4°F
(0.2°C)		6.5°F
(3.6°C)		118th Coolest
Coolest since:
1989
11th Warmest
Warmest since:
2015
Ties: 2006
Nov–Dec 2001
2-Month		44.0°F
(6.7°C)		37.4°F
(3.0°C)		6.6°F
(3.7°C)		126th Coolest
Coolest since:
1976
3rd Warmest
Warmest since:
2015
Oct–Dec 2001
3-Month		47.3°F
(8.5°C)		43.0°F
(6.1°C)		4.3°F
(2.4°C)		124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2015
Sep–Dec 2001
4-Month		51.4°F
(10.8°C)		48.7°F
(9.3°C)		2.7°F
(1.5°C)		119th Coolest
Coolest since:
1976
10th Warmest
Warmest since:
1931
Ties: 1946
Aug–Dec 2001
5-Month		55.9°F
(13.3°C)		53.4°F
(11.9°C)		2.5°F
(1.4°C)		119th Coolest
Coolest since:
1976
10th Warmest
Warmest since:
1931
Jul–Dec 2001
6-Month		58.7°F
(14.8°C)		56.8°F
(13.8°C)		1.9°F
(1.0°C)		116th Coolest
Coolest since:
1976
13th Warmest
Warmest since:
1931
Ties: 1921
Jun–Dec 2001
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, 1973
May–Dec 2001
8-Month		60.5°F
(15.8°C)		59.0°F
(15.0°C)		1.5°F
(0.8°C)		108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
1931
Ties: 1987
Apr–Dec 2001
9-Month		60.1°F
(15.6°C)		58.2°F
(14.6°C)		1.9°F
(1.0°C)		116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2015
Ties: 1999
Mar–Dec 2001
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, 1973, 1987, 2020
Feb–Dec 2001
11-Month		55.9°F
(13.3°C)		54.3°F
(12.4°C)		1.6°F
(0.9°C)		113th Coolest
Coolest since:
1917
16th Warmest
Warmest since:
2012
Ties: 2007, 2020
Jan–Dec 2001
12-Month		53.7°F
(12.1°C)		52.2°F
(11.2°C)		1.5°F
(0.9°C)		107th Coolest
Coolest since:
1917
22nd Warmest
Warmest since:
2012
Ties: 1911, 2018
Jul 2000–Dec 2001
18-Month		54.0°F
(12.2°C)		53.7°F
(12.1°C)		0.3°F
(0.1°C)		68th Coolest
Coolest since:
1904, 1917
60th Warmest
Warmest since:
2012, 2016
Ties: 1901, 1992, 2003
Jan 2000–Dec 2001
24-Month		53.0°F
(11.7°C)		52.2°F
(11.2°C)		0.8°F
(0.5°C)		95th Coolest
Coolest since:
1979
33rd Warmest
Warmest since:
2017
Ties: 1923, 1946, 2003
Jan 1999–Dec 2001
36-Month		53.3°F
(11.8°C)		52.2°F
(11.2°C)		1.1°F
(0.6°C)		107th Coolest
Coolest since:
1980
20th Warmest
Warmest since:
2018
Ties: 1922, 1934, 1991, 2002
Jan 1998–Dec 2001
48-Month		53.8°F
(12.1°C)		52.2°F
(11.2°C)		1.6°F
(0.9°C)		120th Coolest
Coolest since:
1979
6th Warmest
Warmest to Date
2019
Jan 1997–Dec 2001
60-Month		53.4°F
(11.9°C)		52.2°F
(11.2°C)		1.2°F
(0.7°C)		117th Coolest
Coolest since:
1980
8th Warmest
Warmest since:
2020
Ties: 2007, 2008, 2012, 2013, 2016

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