Regional Rankings

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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 1931

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1931 1-Month	40.5°F (4.7°C)	32.4°F (0.2°C)	8.1°F (4.5°C)	124th Coolest	Coolest since: 1930	1989
December 1931 1-Month	40.5°F (4.7°C)	32.4°F (0.2°C)	8.1°F (4.5°C)	5th Warmest	Warmest since: 1923	2015
Nov–Dec 1931 2-Month	45.4°F (7.4°C)	37.4°F (3.0°C)	8.0°F (4.4°C)	127th Coolest	Coolest since: 1930	1976
Nov–Dec 1931 2-Month	45.4°F (7.4°C)	37.4°F (3.0°C)	8.0°F (4.4°C)	2nd Warmest	Warmest to Date	2015
Oct–Dec 1931 3-Month	49.3°F (9.6°C)	42.9°F (6.1°C)	6.4°F (3.5°C)	127th Coolest	Coolest since: 1930	1917
Oct–Dec 1931 3-Month	49.3°F (9.6°C)	42.9°F (6.1°C)	6.4°F (3.5°C)	2nd Warmest	Warmest to Date	2015
Sep–Dec 1931 4-Month	54.7°F (12.6°C)	48.7°F (9.3°C)	6.0°F (3.3°C)	128th Coolest	Coolest since: 1930	1976
Sep–Dec 1931 4-Month	54.7°F (12.6°C)	48.7°F (9.3°C)	6.0°F (3.3°C)	1st Warmest	Warmest to Date	1931
Aug–Dec 1931 5-Month	58.2°F (14.6°C)	53.4°F (11.9°C)	4.8°F (2.7°C)	128th Coolest	Coolest since: 1930	1976
Aug–Dec 1931 5-Month	58.2°F (14.6°C)	53.4°F (11.9°C)	4.8°F (2.7°C)	1st Warmest	Warmest to Date	1931
Jul–Dec 1931 6-Month	61.3°F (16.3°C)	56.7°F (13.7°C)	4.6°F (2.6°C)	128th Coolest	Coolest since: 1930	1976
Jul–Dec 1931 6-Month	61.3°F (16.3°C)	56.7°F (13.7°C)	4.6°F (2.6°C)	1st Warmest	Warmest to Date	1931
Jun–Dec 1931 7-Month	62.8°F (17.1°C)	58.7°F (14.8°C)	4.1°F (2.3°C)	128th Coolest	Coolest since: 1930	1976
Jun–Dec 1931 7-Month	62.8°F (17.1°C)	58.7°F (14.8°C)	4.1°F (2.3°C)	1st Warmest	Warmest to Date	1931
May–Dec 1931 8-Month	62.4°F (16.9°C)	59.1°F (15.1°C)	3.3°F (1.8°C)	128th Coolest	Coolest since: 1930	1917
May–Dec 1931 8-Month	62.4°F (16.9°C)	59.1°F (15.1°C)	3.3°F (1.8°C)	1st Warmest	Warmest to Date	1931
Apr–Dec 1931 9-Month	61.1°F (16.2°C)	58.2°F (14.6°C)	2.9°F (1.6°C)	127th Coolest	Coolest since: 1930	1917
Apr–Dec 1931 9-Month	61.1°F (16.2°C)	58.2°F (14.6°C)	2.9°F (1.6°C)	2nd Warmest	Warmest to Date	2015
Mar–Dec 1931 10-Month	58.7°F (14.8°C)	56.5°F (13.6°C)	2.2°F (1.2°C)	121st Coolest	Coolest since: 1930	1917
	58.7°F (14.8°C)	56.5°F (13.6°C)	2.2°F (1.2°C)	8th Warmest	Warmest since: 1921	2016
	Ties: 1998, 2011
Feb–Dec 1931 11-Month	56.6°F (13.7°C)	54.2°F (12.3°C)	2.4°F (1.4°C)	123rd Coolest	Coolest since: 1930	1917
Feb–Dec 1931 11-Month	56.6°F (13.7°C)	54.2°F (12.3°C)	2.4°F (1.4°C)	6th Warmest	Warmest since: 1921	2012
Jan–Dec 1931 12-Month	54.6°F (12.6°C)	52.2°F (11.2°C)	2.4°F (1.4°C)	123rd Coolest	Coolest since: 1930	1917
Jan–Dec 1931 12-Month	54.6°F (12.6°C)	52.2°F (11.2°C)	2.4°F (1.4°C)	6th Warmest	Warmest since: 1921	2012
Jul 1930–Dec 1931 18-Month	55.3°F (12.9°C)	53.7°F (12.1°C)	1.6°F (0.8°C)	112th Coolest	Coolest since: 1930	1904, 1917
	55.3°F (12.9°C)	53.7°F (12.1°C)	1.6°F (0.8°C)	16th Warmest	Warmest since: 1922	2012, 2016
	Ties: 1922
Jan 1930–Dec 1931 24-Month	53.7°F (12.1°C)	52.1°F (11.2°C)	1.6°F (0.9°C)	110th Coolest	Coolest since: 1930	1979
	53.7°F (12.1°C)	52.1°F (11.2°C)	1.6°F (0.9°C)	18th Warmest	Warmest since: 1922	2017
	Ties: 2022
Jan 1929–Dec 1931 36-Month	52.9°F (11.6°C)	52.2°F (11.2°C)	0.7°F (0.4°C)	93rd Coolest	Coolest since: 1930	1980
	52.9°F (11.6°C)	52.2°F (11.2°C)	0.7°F (0.4°C)	34th Warmest	Warmest since: 1923	2018
	Ties: 1946, 1987, 1988, 2005
Jan 1928–Dec 1931 48-Month	52.6°F (11.4°C)	52.2°F (11.2°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1930	1979
	52.6°F (11.4°C)	52.2°F (11.2°C)	0.4°F (0.2°C)	48th Warmest	Warmest since: 1924	2019
	Ties: 1899, 1938, 1944, 1946, 1947, 1953, 1988
Jan 1927–Dec 1931 60-Month	52.6°F (11.4°C)	52.1°F (11.2°C)	0.5°F (0.2°C)	76th Coolest	Coolest since: 1930	1980
	52.6°F (11.4°C)	52.1°F (11.2°C)	0.5°F (0.2°C)	49th Warmest	Warmest since: 1925	2020
	Ties: 1937, 1938, 1946, 1948, 1987, 1995

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings