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, March 1999

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
March 1999 1-Month	37.8°F (3.2°C)	41.1°F (5.1°C)	-3.3°F (-1.9°C)	30th Coolest	Coolest since: 1996	1960
March 1999 1-Month	37.8°F (3.2°C)	41.1°F (5.1°C)	-3.3°F (-1.9°C)	99th Warmest	Warmest since: 1998	2012
Feb–Mar 1999 2-Month	37.6°F (3.1°C)	36.6°F (2.6°C)	1.0°F (0.5°C)	78th Coolest	Coolest since: 1996	1978
	37.6°F (3.1°C)	36.6°F (2.6°C)	1.0°F (0.5°C)	51st Warmest	Warmest since: 1998	2012
	Ties: 1955, 1977
Jan–Mar 1999 3-Month	35.6°F (2.0°C)	34.1°F (1.2°C)	1.5°F (0.8°C)	85th Coolest	Coolest since: 1996	1978
Jan–Mar 1999 3-Month	35.6°F (2.0°C)	34.1°F (1.2°C)	1.5°F (0.8°C)	44th Warmest	Warmest since: 1998	2012
Dec 1998–Mar 1999 4-Month	36.2°F (2.3°C)	33.7°F (0.9°C)	2.5°F (1.4°C)	104th Coolest	Coolest since: 1996	1978
	36.2°F (2.3°C)	33.7°F (0.9°C)	2.5°F (1.4°C)	24th Warmest	Warmest since: 1998	2012
	Ties: 1898, 2007
Nov 1998–Mar 1999 5-Month	38.0°F (3.3°C)	35.4°F (1.9°C)	2.6°F (1.4°C)	112th Coolest	Coolest since: 1997	1978
	38.0°F (3.3°C)	35.4°F (1.9°C)	2.6°F (1.4°C)	16th Warmest	Warmest since: 1998	2012
	Ties: 1919, 1974, 2007
Oct 1998–Mar 1999 6-Month	41.0°F (5.0°C)	38.6°F (3.7°C)	2.4°F (1.3°C)	110th Coolest	Coolest since: 1997	1977
	41.0°F (5.0°C)	38.6°F (3.7°C)	2.4°F (1.3°C)	18th Warmest	Warmest since: 1998	2012
	Ties: 1995
Sep 1998–Mar 1999 7-Month	45.1°F (7.3°C)	42.5°F (5.8°C)	2.6°F (1.5°C)	118th Coolest	Coolest since: 1998	1977
	45.1°F (7.3°C)	42.5°F (5.8°C)	2.6°F (1.5°C)	10th Warmest	Warmest since: 1974	1932
	Ties: 1974
Aug 1998–Mar 1999 8-Month	48.6°F (9.2°C)	46.1°F (7.8°C)	2.5°F (1.4°C)	118th Coolest	Coolest since: 1998	1977
	48.6°F (9.2°C)	46.1°F (7.8°C)	2.5°F (1.4°C)	10th Warmest	Warmest since: 1974	2017
	Ties: 1974, 2000
Jul 1998–Mar 1999 9-Month	51.4°F (10.8°C)	49.3°F (9.6°C)	2.1°F (1.2°C)	118th Coolest	Coolest since: 1998	1977
	51.4°F (10.8°C)	49.3°F (9.6°C)	2.1°F (1.2°C)	10th Warmest	Warmest since: 1974	2017
	Ties: 1974
Jun 1998–Mar 1999 10-Month	53.3°F (11.8°C)	51.4°F (10.8°C)	1.9°F (1.0°C)	116th Coolest	Coolest since: 1998	1977
	53.3°F (11.8°C)	51.4°F (10.8°C)	1.9°F (1.0°C)	12th Warmest	Warmest since: 1974	2017
	Ties: 1922
May 1998–Mar 1999 11-Month	54.4°F (12.4°C)	52.3°F (11.3°C)	2.1°F (1.1°C)	119th Coolest	Coolest since: 1998	1977
May 1998–Mar 1999 11-Month	54.4°F (12.4°C)	52.3°F (11.3°C)	2.1°F (1.1°C)	9th Warmest	Warmest since: 1992	2012, 2017
Apr 1998–Mar 1999 12-Month	54.2°F (12.3°C)	52.2°F (11.2°C)	2.0°F (1.1°C)	118th Coolest	Coolest since: 1998	1977
	54.2°F (12.3°C)	52.2°F (11.2°C)	2.0°F (1.1°C)	10th Warmest	Warmest since: 1992	2012
	Ties: 1922, 2006
Oct 1997–Mar 1999 18-Month	49.9°F (9.9°C)	47.6°F (8.7°C)	2.3°F (1.2°C)	119th Coolest	Coolest since: 1998	1978
	49.9°F (9.9°C)	47.6°F (8.7°C)	2.3°F (1.2°C)	8th Warmest	Warmest since: 1992	2017
	Ties: 2020
Apr 1997–Mar 1999 24-Month	53.3°F (11.8°C)	52.2°F (11.2°C)	1.1°F (0.6°C)	105th Coolest	Coolest since: 1998	1978
	53.3°F (11.8°C)	52.2°F (11.2°C)	1.1°F (0.6°C)	22nd Warmest	Warmest since: 1992	2017
	Ties: 1943, 1955
Apr 1996–Mar 1999 36-Month	53.0°F (11.7°C)	52.2°F (11.2°C)	0.8°F (0.5°C)	96th Coolest	Coolest since: 1998	1979
	53.0°F (11.7°C)	52.2°F (11.2°C)	0.8°F (0.5°C)	30th Warmest	Warmest since: 1993	2018
	Ties: 1924, 1988, 1989, 1993
Apr 1995–Mar 1999 48-Month	52.6°F (11.4°C)	52.2°F (11.2°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1998	1980
	52.6°F (11.4°C)	52.2°F (11.2°C)	0.4°F (0.2°C)	47th Warmest	Warmest since: 1995	2019
	Ties: 1925, 1936, 1939, 1942, 1946, 1949, 1951, 1952, 1994, 1995
Apr 1994–Mar 1999 60-Month	52.7°F (11.5°C)	52.2°F (11.2°C)	0.5°F (0.3°C)	82nd Coolest	Coolest since: 1998	1981
	52.7°F (11.5°C)	52.2°F (11.2°C)	0.5°F (0.3°C)	42nd Warmest	Warmest since: 1995	2020
	Ties: 1901, 1925, 1932, 1938, 1949, 1954, 1958, 1976, 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