Regional Rankings

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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 1911

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1911 1-Month	37.0°F (2.8°C)	32.4°F (0.2°C)	4.6°F (2.6°C)	109th Coolest	Coolest since: 1910	1989
December 1911 1-Month	37.0°F (2.8°C)	32.4°F (0.2°C)	4.6°F (2.6°C)	20th Warmest	Warmest to Date	2015
Nov–Dec 1911 2-Month	37.4°F (3.0°C)	37.4°F (3.0°C)	0.0°F (0.0°C)	56th Coolest	Coolest since: 1910	1976
	37.4°F (3.0°C)	37.4°F (3.0°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 1909	2015
	Ties: 2005
Oct–Dec 1911 3-Month	43.2°F (6.2°C)	43.0°F (6.1°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1910	1917
	43.2°F (6.2°C)	43.0°F (6.1°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1908	2015
	Ties: 1896, 1961
Sep–Dec 1911 4-Month	49.7°F (9.8°C)	48.7°F (9.3°C)	1.0°F (0.5°C)	87th Coolest	Coolest since: 1910	1976
	49.7°F (9.8°C)	48.7°F (9.3°C)	1.0°F (0.5°C)	42nd Warmest	Warmest since: 1908	1931
	Ties: 1920, 1948, 1953, 1986, 1991, 2003
Aug–Dec 1911 5-Month	54.4°F (12.4°C)	53.4°F (11.9°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 1910	1976
	54.4°F (12.4°C)	53.4°F (11.9°C)	1.0°F (0.5°C)	38th Warmest	Warmest since: 1906	1931
	Ties: 1899, 1923, 1933, 1975, 1991, 2002, 2004
Jul–Dec 1911 6-Month	57.7°F (14.3°C)	56.8°F (13.8°C)	0.9°F (0.5°C)	89th Coolest	Coolest since: 1910	1976
	57.7°F (14.3°C)	56.8°F (13.8°C)	0.9°F (0.5°C)	40th Warmest	Warmest since: 1906	1931
	Ties: 1899, 1906, 1953, 1954, 1959, 1987
Jun–Dec 1911 7-Month	59.7°F (15.4°C)	58.7°F (14.8°C)	1.0°F (0.6°C)	95th Coolest	Coolest since: 1910	1976
	59.7°F (15.4°C)	58.7°F (14.8°C)	1.0°F (0.6°C)	34th Warmest	Warmest since: 1900	1931
	Ties: 1987
May–Dec 1911 8-Month	60.6°F (15.9°C)	59.0°F (15.0°C)	1.6°F (0.9°C)	110th Coolest	Coolest since: 1910	1917
	60.6°F (15.9°C)	59.0°F (15.0°C)	1.6°F (0.9°C)	19th Warmest	Warmest since: 1900	1931
	Ties: 1953
Apr–Dec 1911 9-Month	59.3°F (15.2°C)	58.2°F (14.6°C)	1.1°F (0.6°C)	99th Coolest	Coolest since: 1910	1917
	59.3°F (15.2°C)	58.2°F (14.6°C)	1.1°F (0.6°C)	30th Warmest	Warmest since: 1900	2015
	Ties: 1953, 1971, 2002
Mar–Dec 1911 10-Month	57.4°F (14.1°C)	56.5°F (13.6°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1910	1917
	57.4°F (14.1°C)	56.5°F (13.6°C)	0.9°F (0.5°C)	41st Warmest	Warmest since: 1908	2016
	Ties: 1949, 1959, 1990
Feb–Dec 1911 11-Month	55.5°F (13.1°C)	54.3°F (12.4°C)	1.2°F (0.7°C)	104th Coolest	Coolest since: 1910	1917
	55.5°F (13.1°C)	54.3°F (12.4°C)	1.2°F (0.7°C)	25th Warmest	Warmest to Date	2012
	Ties: 1949, 1973, 2004, 2010, 2022
Jan–Dec 1911 12-Month	53.7°F (12.1°C)	52.2°F (11.2°C)	1.5°F (0.9°C)	107th Coolest	Coolest since: 1910	1917
	53.7°F (12.1°C)	52.2°F (11.2°C)	1.5°F (0.9°C)	22nd Warmest	Warmest to Date	2012
	Ties: 2001, 2018
Jul 1910–Dec 1911 18-Month	54.3°F (12.4°C)	53.7°F (12.1°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1910	1904, 1917
	54.3°F (12.4°C)	53.7°F (12.1°C)	0.6°F (0.3°C)	42nd Warmest	Warmest since: 1900	2012, 2016
	Ties: 1973, 1974, 1990, 2015
Jan 1910–Dec 1911 24-Month	52.5°F (11.4°C)	52.2°F (11.2°C)	0.3°F (0.2°C)	74th Coolest	Coolest since: 1910	1979
	52.5°F (11.4°C)	52.2°F (11.2°C)	0.3°F (0.2°C)	54th Warmest	Warmest since: 1909	2017
	Ties: 1899, 1909, 1935, 1952, 1975
Jan 1909–Dec 1911 36-Month	52.4°F (11.3°C)	52.2°F (11.2°C)	0.2°F (0.1°C)	68th Coolest	Coolest since: 1910	1980
	52.4°F (11.3°C)	52.2°F (11.2°C)	0.2°F (0.1°C)	59th Warmest	Warmest since: 1900	2018
	Ties: 1915, 1944, 1986, 1990
Jan 1908–Dec 1911 48-Month	52.5°F (11.4°C)	52.2°F (11.2°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1910	1979
	52.5°F (11.4°C)	52.2°F (11.2°C)	0.3°F (0.2°C)	56th Warmest	Warmest since: 1900	2019
	Ties: 1940, 1942, 1948, 1952, 1989, 1998
Jan 1907–Dec 1911 60-Month	52.3°F (11.3°C)	52.2°F (11.2°C)	0.1°F (0.1°C)	54th Coolest	Coolest since: 1910	1980
	52.3°F (11.3°C)	52.2°F (11.2°C)	0.1°F (0.1°C)	71st Warmest	Warmest since: 1902	2020
	Ties: 1902, 1915, 1986, 1989

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings