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 2019

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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: 2018	1989
December 2019 1-Month	38.0°F (3.3°C)	32.4°F (0.2°C)	5.6°F (3.1°C)	15th Warmest	Warmest since: 2015	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: 2018	1976
	38.2°F (3.4°C)	37.3°F (2.9°C)	0.9°F (0.5°C)	54th Warmest	Warmest since: 2016	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: 2018	1917
	44.5°F (6.9°C)	43.0°F (6.1°C)	1.5°F (0.8°C)	35th Warmest	Warmest since: 2016	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: 2018	1976
Sep–Dec 2019 4-Month	51.2°F (10.7°C)	48.7°F (9.3°C)	2.5°F (1.4°C)	12th Warmest	Warmest since: 2016	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: 2018	1976
	55.5°F (13.1°C)	53.4°F (11.9°C)	2.1°F (1.2°C)	11th Warmest	Warmest since: 2016	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: 2018	1976
	58.8°F (14.9°C)	56.8°F (13.8°C)	2.0°F (1.1°C)	10th Warmest	Warmest since: 2016	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: 2018	1976
	60.4°F (15.8°C)	58.7°F (14.8°C)	1.7°F (1.0°C)	14th Warmest	Warmest since: 2018	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: 2017	1917
May–Dec 2019 8-Month	60.9°F (16.1°C)	59.0°F (15.0°C)	1.9°F (1.1°C)	15th Warmest	Warmest since: 2018	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: 2018	1917
Apr–Dec 2019 9-Month	60.2°F (15.7°C)	58.2°F (14.6°C)	2.0°F (1.1°C)	12th Warmest	Warmest since: 2016	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: 2018	1917
	58.1°F (14.5°C)	56.5°F (13.6°C)	1.6°F (0.9°C)	13th Warmest	Warmest since: 2016	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: 2018	1917
	56.1°F (13.4°C)	54.3°F (12.4°C)	1.8°F (1.0°C)	11th Warmest	Warmest since: 2018	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: 2018	1917
	53.9°F (12.2°C)	52.1°F (11.2°C)	1.8°F (1.0°C)	17th Warmest	Warmest since: 2017	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: 2018	1904, 1917
	55.4°F (13.0°C)	53.7°F (12.1°C)	1.7°F (0.9°C)	12th Warmest	Warmest since: 2017	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: 2015	1979
	53.8°F (12.1°C)	52.2°F (11.2°C)	1.6°F (0.9°C)	11th Warmest	Warmest since: 2018	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: 2016	1980
	54.1°F (12.3°C)	52.2°F (11.2°C)	1.9°F (1.1°C)	4th Warmest	Warmest since: 2018	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: 2018	1979
Jan 2016–Dec 2019 48-Month	54.3°F (12.4°C)	52.2°F (11.2°C)	2.1°F (1.2°C)	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: 2018	1980
Jan 2015–Dec 2019 60-Month	54.1°F (12.3°C)	52.1°F (11.2°C)	2.0°F (1.1°C)	3rd Warmest	Warmest to Date	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings