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 1939

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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 1939 1-Month	22.2°F (-5.4°C)	21.6°F (-5.8°C)	0.6°F (0.4°C)	61st Coolest	Coolest since: 1937	1989
December 1939 1-Month	22.2°F (-5.4°C)	21.6°F (-5.8°C)	0.6°F (0.4°C)	68th Warmest	Warmest since: 1938	2015
Nov–Dec 1939 2-Month	26.5°F (-3.1°C)	28.0°F (-2.2°C)	-1.5°F (-0.9°C)	31st Coolest	Coolest since: 1936	1917
	26.5°F (-3.1°C)	28.0°F (-2.2°C)	-1.5°F (-0.9°C)	98th Warmest	Warmest since: 1938	2015
	Ties: 1963, 1970
Oct–Dec 1939 3-Month	32.8°F (0.4°C)	34.0°F (1.1°C)	-1.2°F (-0.7°C)	28th Coolest	Coolest since: 1936	1904, 1917
	32.8°F (0.4°C)	34.0°F (1.1°C)	-1.2°F (-0.7°C)	101st Warmest	Warmest since: 1938	2015
	Ties: 1924, 1942
Sep–Dec 1939 4-Month	38.7°F (3.7°C)	39.6°F (4.2°C)	-0.9°F (-0.5°C)	28th Coolest	Coolest since: 1936	1917
	38.7°F (3.7°C)	39.6°F (4.2°C)	-0.9°F (-0.5°C)	101st Warmest	Warmest since: 1938	2015
	Ties: 1935
Aug–Dec 1939 5-Month	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	48th Coolest	Coolest since: 1936	1904
	44.5°F (6.9°C)	44.6°F (7.0°C)	-0.1°F (-0.1°C)	81st Warmest	Warmest since: 1938	2015
	Ties: 1960, 1974, 1985, 1992, 1995, 1997
Jul–Dec 1939 6-Month	48.3°F (9.1°C)	48.2°F (9.0°C)	0.1°F (0.1°C)	54th Coolest	Coolest since: 1936	1904
	48.3°F (9.1°C)	48.2°F (9.0°C)	0.1°F (0.1°C)	75th Warmest	Warmest since: 1938	2015
	Ties: 1898, 1908, 1911, 1954
Jun–Dec 1939 7-Month	50.1°F (10.1°C)	50.1°F (10.1°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1936	1904
	50.1°F (10.1°C)	50.1°F (10.1°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1938	2021
	Ties: 1898, 1899, 1928, 1935
May–Dec 1939 8-Month	50.4°F (10.2°C)	50.4°F (10.2°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1936	1917
	50.4°F (10.2°C)	50.4°F (10.2°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1938	2015
	Ties: 1895
Apr–Dec 1939 9-Month	48.8°F (9.3°C)	49.2°F (9.6°C)	-0.4°F (-0.3°C)	32nd Coolest	Coolest since: 1936	1917
	48.8°F (9.3°C)	49.2°F (9.6°C)	-0.4°F (-0.3°C)	97th Warmest	Warmest since: 1938	2021
	Ties: 1916, 1928, 1967, 1978, 1997
Mar–Dec 1939 10-Month	46.2°F (7.9°C)	47.2°F (8.4°C)	-1.0°F (-0.5°C)	21st Coolest	Coolest since: 1933	1917
	46.2°F (7.9°C)	47.2°F (8.4°C)	-1.0°F (-0.5°C)	108th Warmest	Warmest since: 1938	2021
	Ties: 1909, 1962
Feb–Dec 1939 11-Month	43.7°F (6.5°C)	44.5°F (6.9°C)	-0.8°F (-0.4°C)	25th Coolest	Coolest since: 1934	1917
	43.7°F (6.5°C)	44.5°F (6.9°C)	-0.8°F (-0.4°C)	104th Warmest	Warmest since: 1938	2010, 2012
	Ties: 1895, 1897, 1901, 1909, 1918, 1980
Jan–Dec 1939 12-Month	41.4°F (5.2°C)	42.2°F (5.7°C)	-0.8°F (-0.5°C)	24th Coolest	Coolest since: 1935	1904
	41.4°F (5.2°C)	42.2°F (5.7°C)	-0.8°F (-0.5°C)	105th Warmest	Warmest since: 1938	2010, 2012
	Ties: 1895, 1897, 1903, 1958
Jul 1938–Dec 1939 18-Month	44.1°F (6.7°C)	44.2°F (6.8°C)	-0.1°F (-0.1°C)	44th Coolest	Coolest since: 1936	1904
	44.1°F (6.7°C)	44.2°F (6.8°C)	-0.1°F (-0.1°C)	84th Warmest	Warmest since: 1938	2012
	Ties: 1898, 1900, 1915, 1919, 1958, 1959, 1968, 1982
Jan 1938–Dec 1939 24-Month	42.3°F (5.7°C)	42.2°F (5.7°C)	0.1°F (0.0°C)	56th Coolest	Coolest since: 1936	1905
	42.3°F (5.7°C)	42.2°F (5.7°C)	0.1°F (0.0°C)	72nd Warmest	Warmest since: 1938	2021
	Ties: 1921, 1948, 1958, 1969, 1986
Jan 1937–Dec 1939 36-Month	42.7°F (5.9°C)	42.2°F (5.7°C)	0.5°F (0.2°C)	79th Coolest	Coolest since: 1937	1905, 1906
	42.7°F (5.9°C)	42.2°F (5.7°C)	0.5°F (0.2°C)	48th Warmest	Warmest since: 1938	2012, 2022
	Ties: 1947, 1986, 1988, 1995, 1997
Jan 1936–Dec 1939 48-Month	42.4°F (5.8°C)	42.2°F (5.7°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1938	1907
	42.4°F (5.8°C)	42.2°F (5.7°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1938	2013
	Ties: 1938, 1962, 1973, 1989, 1995
Jan 1935–Dec 1939 60-Month	42.2°F (5.7°C)	42.2°F (5.7°C)	0.0°F (0.0°C)	49th Coolest	Coolest since: 1938	1907
	42.2°F (5.7°C)	42.2°F (5.7°C)	0.0°F (0.0°C)	76th Warmest	Warmest since: 1935	2013, 2014, 2022
	Ties: 1935, 1942, 1962, 1963, 1970

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings