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.

New England Basin

Average Temperature Rankings, December 2018

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Record Coolest

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2018 1-Month	24.1°F (-4.4°C)	21.6°F (-5.8°C)	2.5°F (1.4°C)	84th Coolest	Coolest since: 2017	1989
	24.1°F (-4.4°C)	21.6°F (-5.8°C)	2.5°F (1.4°C)	45th Warmest	Warmest since: 2015	2015
	Ties: 1966
Nov–Dec 2018 2-Month	27.7°F (-2.4°C)	28.0°F (-2.2°C)	-0.3°F (-0.2°C)	55th Coolest	Coolest since: 2017	1917
Nov–Dec 2018 2-Month	27.7°F (-2.4°C)	28.0°F (-2.2°C)	-0.3°F (-0.2°C)	74th Warmest	Warmest since: 2016	2015
Oct–Dec 2018 3-Month	33.4°F (0.8°C)	34.0°F (1.1°C)	-0.6°F (-0.3°C)	43rd Coolest	Coolest since: 2002	1904, 1917
	33.4°F (0.8°C)	34.0°F (1.1°C)	-0.6°F (-0.3°C)	86th Warmest	Warmest since: 2017	2015
	Ties: 1897, 1960, 2002
Sep–Dec 2018 4-Month	40.1°F (4.5°C)	39.6°F (4.2°C)	0.5°F (0.3°C)	69th Coolest	Coolest since: 2000	1917
	40.1°F (4.5°C)	39.6°F (4.2°C)	0.5°F (0.3°C)	60th Warmest	Warmest since: 2017	2015
	Ties: 1947, 1968
Aug–Dec 2018 5-Month	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	97th Coolest	Coolest since: 2013	1904
	46.0°F (7.8°C)	44.6°F (7.0°C)	1.4°F (0.8°C)	32nd Warmest	Warmest since: 2017	2015
	Ties: 1913, 1938
Jul–Dec 2018 6-Month	50.0°F (10.0°C)	48.2°F (9.0°C)	1.8°F (1.0°C)	104th Coolest	Coolest since: 2013	1904
	50.0°F (10.0°C)	48.2°F (9.0°C)	1.8°F (1.0°C)	25th Warmest	Warmest since: 2017	2015
	Ties: 1979, 1984
Jun–Dec 2018 7-Month	51.6°F (10.9°C)	50.1°F (10.1°C)	1.5°F (0.8°C)	104th Coolest	Coolest since: 2013	1904
	51.6°F (10.9°C)	50.1°F (10.1°C)	1.5°F (0.8°C)	25th Warmest	Warmest since: 2017	2021
	Ties: 1948, 1952, 1957, 1979
May–Dec 2018 8-Month	52.1°F (11.2°C)	50.4°F (10.2°C)	1.7°F (1.0°C)	110th Coolest	Coolest since: 2017	1917
	52.1°F (11.2°C)	50.4°F (10.2°C)	1.7°F (1.0°C)	19th Warmest	Warmest since: 2016	2015
	Ties: 1949, 1959
Apr–Dec 2018 9-Month	50.6°F (10.3°C)	49.2°F (9.6°C)	1.4°F (0.7°C)	103rd Coolest	Coolest since: 2013	1917
	50.6°F (10.3°C)	49.2°F (9.6°C)	1.4°F (0.7°C)	26th Warmest	Warmest since: 2017	2021
	Ties: 2008, 2013
Mar–Dec 2018 10-Month	48.6°F (9.2°C)	47.2°F (8.4°C)	1.4°F (0.8°C)	105th Coolest	Coolest since: 2017	1917
	48.6°F (9.2°C)	47.2°F (8.4°C)	1.4°F (0.8°C)	24th Warmest	Warmest since: 2017	2021
	Ties: 2017
Feb–Dec 2018 11-Month	46.6°F (8.1°C)	44.5°F (6.9°C)	2.1°F (1.2°C)	115th Coolest	Coolest since: 2017	1917
	46.6°F (8.1°C)	44.5°F (6.9°C)	2.1°F (1.2°C)	14th Warmest	Warmest since: 2016	2010, 2012
	Ties: 1931
Jan–Dec 2018 12-Month	44.2°F (6.8°C)	42.2°F (5.7°C)	2.0°F (1.1°C)	112th Coolest	Coolest since: 2015	1904
	44.2°F (6.8°C)	42.2°F (5.7°C)	2.0°F (1.1°C)	17th Warmest	Warmest since: 2017	2010, 2012
	Ties: 1991
Jul 2017–Dec 2018 18-Month	46.2°F (7.9°C)	44.2°F (6.8°C)	2.0°F (1.1°C)	111th Coolest	Coolest since: 2015	1904
Jul 2017–Dec 2018 18-Month	46.2°F (7.9°C)	44.2°F (6.8°C)	2.0°F (1.1°C)	17th Warmest	Warmest since: 2017	2012
Jan 2017–Dec 2018 24-Month	44.4°F (6.9°C)	42.2°F (5.7°C)	2.2°F (1.2°C)	116th Coolest	Coolest since: 2015	1905
	44.4°F (6.9°C)	42.2°F (5.7°C)	2.2°F (1.2°C)	12th Warmest	Warmest since: 2017	2021
	Ties: 1953, 2002, 2007, 2020
Jan 2016–Dec 2018 36-Month	44.8°F (7.1°C)	42.2°F (5.7°C)	2.6°F (1.4°C)	122nd Coolest	Coolest since: 2017	1905, 1906
Jan 2016–Dec 2018 36-Month	44.8°F (7.1°C)	42.2°F (5.7°C)	2.6°F (1.4°C)	5th Warmest	Warmest since: 2013	2012, 2022
Jan 2015–Dec 2018 48-Month	44.4°F (6.9°C)	42.2°F (5.7°C)	2.2°F (1.2°C)	118th Coolest	Coolest since: 2017	1907
	44.4°F (6.9°C)	42.2°F (5.7°C)	2.2°F (1.2°C)	8th Warmest	Warmest since: 2014	2013
	Ties: 2020
Jan 2014–Dec 2018 60-Month	44.2°F (6.8°C)	42.2°F (5.7°C)	2.0°F (1.1°C)	114th Coolest	Coolest since: 2017	1907
	44.2°F (6.8°C)	42.2°F (5.7°C)	2.0°F (1.1°C)	11th Warmest	Warmest since: 2017	2013, 2014, 2022
	Ties: 2001, 2011, 2017, 2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 25, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings