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 1912

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1912 1-Month	33.9°F (1.1°C)	32.4°F (0.2°C)	1.5°F (0.9°C)	75th Coolest	Coolest since: 1910	1989
	33.9°F (1.1°C)	32.4°F (0.2°C)	1.5°F (0.9°C)	54th Warmest	Warmest since: 1911	2015
	Ties: 1906
Nov–Dec 1912 2-Month	37.8°F (3.2°C)	37.3°F (2.9°C)	0.5°F (0.3°C)	69th Coolest	Coolest since: 1911	1976
	37.8°F (3.2°C)	37.3°F (2.9°C)	0.5°F (0.3°C)	60th Warmest	Warmest since: 1908	2015
	Ties: 1900, 1906, 1966, 2018
Oct–Dec 1912 3-Month	43.5°F (6.4°C)	43.0°F (6.1°C)	0.5°F (0.3°C)	71st Coolest	Coolest since: 1911	1917
	43.5°F (6.4°C)	43.0°F (6.1°C)	0.5°F (0.3°C)	58th Warmest	Warmest since: 1908	2015
	Ties: 1978, 2005, 2009
Sep–Dec 1912 4-Month	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	82nd Coolest	Coolest since: 1910	1976
	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	47th Warmest	Warmest since: 1911	1931
	Ties: 1906, 1920, 1948, 1961, 1985, 2006
Aug–Dec 1912 5-Month	53.7°F (12.1°C)	53.4°F (11.9°C)	0.3°F (0.2°C)	63rd Coolest	Coolest since: 1910	1976
	53.7°F (12.1°C)	53.4°F (11.9°C)	0.3°F (0.2°C)	66th Warmest	Warmest since: 1911	1931
	Ties: 1986
Jul–Dec 1912 6-Month	57.1°F (13.9°C)	56.8°F (13.8°C)	0.3°F (0.1°C)	60th Coolest	Coolest since: 1910	1976
	57.1°F (13.9°C)	56.8°F (13.8°C)	0.3°F (0.1°C)	69th Warmest	Warmest since: 1911	1931
	Ties: 1928, 1961
Jun–Dec 1912 7-Month	58.5°F (14.7°C)	58.6°F (14.8°C)	-0.1°F (-0.1°C)	42nd Coolest	Coolest since: 1910	1976
	58.5°F (14.7°C)	58.6°F (14.8°C)	-0.1°F (-0.1°C)	87th Warmest	Warmest since: 1911	1931
	Ties: 1896, 1920, 1955, 1968, 1977, 1985, 1993, 2013
May–Dec 1912 8-Month	59.1°F (15.1°C)	59.0°F (15.0°C)	0.1°F (0.1°C)	52nd Coolest	Coolest since: 1910	1917
	59.1°F (15.1°C)	59.0°F (15.0°C)	0.1°F (0.1°C)	77th Warmest	Warmest since: 1911	1931
	Ties: 1980, 1988, 2003
Apr–Dec 1912 9-Month	58.6°F (14.8°C)	58.2°F (14.6°C)	0.4°F (0.2°C)	59th Coolest	Coolest since: 1910	1917
	58.6°F (14.8°C)	58.2°F (14.6°C)	0.4°F (0.2°C)	70th Warmest	Warmest since: 1911	2015
	Ties: 1930, 1944, 1947, 1978, 2003
Mar–Dec 1912 10-Month	56.2°F (13.4°C)	56.5°F (13.6°C)	-0.3°F (-0.2°C)	43rd Coolest	Coolest since: 1910	1917
	56.2°F (13.4°C)	56.5°F (13.6°C)	-0.3°F (-0.2°C)	86th Warmest	Warmest since: 1911	2016
	Ties: 1929, 1979, 1983
Feb–Dec 1912 11-Month	53.3°F (11.8°C)	54.2°F (12.3°C)	-0.9°F (-0.5°C)	23rd Coolest	Coolest since: 1907	1917
	53.3°F (11.8°C)	54.2°F (12.3°C)	-0.9°F (-0.5°C)	106th Warmest	Warmest since: 1911	2012
	Ties: 1996
Jan–Dec 1912 12-Month	50.5°F (10.3°C)	52.1°F (11.2°C)	-1.6°F (-0.9°C)	8th Coolest	Coolest since: 1904	1917
	50.5°F (10.3°C)	52.1°F (11.2°C)	-1.6°F (-0.9°C)	121st Warmest	Warmest since: 1911	2012
	Ties: 1976
Jul 1911–Dec 1912 18-Month	52.9°F (11.6°C)	53.7°F (12.1°C)	-0.8°F (-0.5°C)	19th Coolest	Coolest since: 1910	1904, 1917
	52.9°F (11.6°C)	53.7°F (12.1°C)	-0.8°F (-0.5°C)	109th Warmest	Warmest since: 1911	2012, 2016
	Ties: 1966, 1996, 1997
Jan 1911–Dec 1912 24-Month	52.1°F (11.2°C)	52.2°F (11.2°C)	-0.1°F (0.0°C)	47th Coolest	Coolest since: 1910	1979
	52.1°F (11.2°C)	52.2°F (11.2°C)	-0.1°F (0.0°C)	81st Warmest	Warmest since: 1911	2017
	Ties: 1908, 1920, 1930, 1937, 1940, 1943, 1948, 1971, 1983, 1994, 2015
Jan 1910–Dec 1912 36-Month	51.8°F (11.0°C)	52.1°F (11.2°C)	-0.3°F (-0.2°C)	29th Coolest	Coolest since: 1907	1980
	51.8°F (11.0°C)	52.1°F (11.2°C)	-0.3°F (-0.2°C)	98th Warmest	Warmest since: 1911	2018
	Ties: 1928, 1958, 1966, 1972, 1976, 1983
Jan 1909–Dec 1912 48-Month	51.9°F (11.1°C)	52.2°F (11.2°C)	-0.3°F (-0.1°C)	33rd Coolest	Coolest since: 1910	1979
	51.9°F (11.1°C)	52.2°F (11.2°C)	-0.3°F (-0.1°C)	93rd Warmest	Warmest since: 1911	2019
	Ties: 1903, 1910, 1915, 1984, 1996
Jan 1908–Dec 1912 60-Month	52.1°F (11.2°C)	52.1°F (11.2°C)	0.0°F (0.0°C)	44th Coolest	Coolest since: 1910	1980
	52.1°F (11.2°C)	52.1°F (11.2°C)	0.0°F (0.0°C)	81st Warmest	Warmest since: 1911	2020
	Ties: 1977

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings