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.

Upper Colorado River Basin

Average Temperature Rankings, December 1920

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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 1920 1-Month	20.8°F (-6.2°C)	23.0°F (-5.0°C)	-2.2°F (-1.2°C)	35th Coolest	Coolest since: 1919	1909
December 1920 1-Month	20.8°F (-6.2°C)	23.0°F (-5.0°C)	-2.2°F (-1.2°C)	94th Warmest	Warmest since: 1917	1980
Nov–Dec 1920 2-Month	25.8°F (-3.4°C)	27.5°F (-2.5°C)	-1.7°F (-0.9°C)	33rd Coolest	Coolest since: 1919	1895
	25.8°F (-3.4°C)	27.5°F (-2.5°C)	-1.7°F (-0.9°C)	96th Warmest	Warmest since: 1917	2017
	Ties: 1993
Oct–Dec 1920 3-Month	31.5°F (-0.3°C)	33.5°F (0.8°C)	-2.0°F (-1.1°C)	19th Coolest	Coolest since: 1919	1898
	31.5°F (-0.3°C)	33.5°F (0.8°C)	-2.0°F (-1.1°C)	110th Warmest	Warmest since: 1918	1950, 2017
	Ties: 1897, 1913, 1948
Sep–Dec 1920 4-Month	37.3°F (2.9°C)	39.2°F (4.0°C)	-1.9°F (-1.1°C)	19th Coolest	Coolest since: 1919	1898, 1912
Sep–Dec 1920 4-Month	37.3°F (2.9°C)	39.2°F (4.0°C)	-1.9°F (-1.1°C)	110th Warmest	Warmest since: 1918	2021
Aug–Dec 1920 5-Month	42.3°F (5.7°C)	44.3°F (6.8°C)	-2.0°F (-1.1°C)	11th Coolest	Coolest since: 1919	1912
	42.3°F (5.7°C)	44.3°F (6.8°C)	-2.0°F (-1.1°C)	118th Warmest	Warmest since: 1918	2021
	Ties: 1968, 1971
Jul–Dec 1920 6-Month	46.3°F (7.9°C)	48.1°F (8.9°C)	-1.8°F (-1.0°C)	9th Coolest	Coolest since: 1916	1912
	46.3°F (7.9°C)	48.1°F (8.9°C)	-1.8°F (-1.0°C)	120th Warmest	Warmest since: 1919	2021
	Ties: 1905, 1961, 1968
Jun–Dec 1920 7-Month	48.1°F (8.9°C)	49.9°F (9.9°C)	-1.8°F (-1.0°C)	7th Coolest	Coolest since: 1916	1912
Jun–Dec 1920 7-Month	48.1°F (8.9°C)	49.9°F (9.9°C)	-1.8°F (-1.0°C)	122nd Warmest	Warmest since: 1919	2021
May–Dec 1920 8-Month	48.5°F (9.2°C)	50.0°F (10.0°C)	-1.5°F (-0.8°C)	10th Coolest	Coolest since: 1916	1912
	48.5°F (9.2°C)	50.0°F (10.0°C)	-1.5°F (-0.8°C)	119th Warmest	Warmest since: 1919	2021
	Ties: 1907, 1909, 1915, 1968
Apr–Dec 1920 9-Month	47.0°F (8.3°C)	49.1°F (9.5°C)	-2.1°F (-1.2°C)	5th Coolest	Coolest since: 1916	1912
Apr–Dec 1920 9-Month	47.0°F (8.3°C)	49.1°F (9.5°C)	-2.1°F (-1.2°C)	124th Warmest	Warmest since: 1919	2021
Mar–Dec 1920 10-Month	45.3°F (7.4°C)	47.5°F (8.6°C)	-2.2°F (-1.2°C)	4th Coolest	Coolest since: 1912	1912
Mar–Dec 1920 10-Month	45.3°F (7.4°C)	47.5°F (8.6°C)	-2.2°F (-1.2°C)	125th Warmest	Warmest since: 1919	2012
Feb–Dec 1920 11-Month	43.7°F (6.5°C)	45.5°F (7.5°C)	-1.8°F (-1.0°C)	7th Coolest	Coolest since: 1916	1912
	43.7°F (6.5°C)	45.5°F (7.5°C)	-1.8°F (-1.0°C)	122nd Warmest	Warmest since: 1919	2017
	Ties: 1899, 1916
Jan–Dec 1920 12-Month	41.8°F (5.4°C)	43.4°F (6.3°C)	-1.6°F (-0.9°C)	10th Coolest	Coolest since: 1917	1895, 1912
	41.8°F (5.4°C)	43.4°F (6.3°C)	-1.6°F (-0.9°C)	119th Warmest	Warmest since: 1919	2012
	Ties: 1899, 1924, 1932, 1973
Jul 1919–Dec 1920 18-Month	43.3°F (6.3°C)	45.0°F (7.2°C)	-1.7°F (-0.9°C)	8th Coolest	Coolest since: 1917	1912
	43.3°F (6.3°C)	45.0°F (7.2°C)	-1.7°F (-0.9°C)	120th Warmest	Warmest since: 1919	1934
	Ties: 1929
Jan 1919–Dec 1920 24-Month	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	11th Coolest	Coolest since: 1917	1913
	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	117th Warmest	Warmest since: 1919	2018
	Ties: 1916
Jan 1918–Dec 1920 36-Month	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	11th Coolest	Coolest since: 1919	1899, 1913
	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	116th Warmest	Warmest since: 1916	2017
	Ties: 1916, 1930, 1975
Jan 1917–Dec 1920 48-Month	42.1°F (5.6°C)	43.4°F (6.3°C)	-1.3°F (-0.7°C)	5th Coolest	Coolest since: 1919	1898
	42.1°F (5.6°C)	43.4°F (6.3°C)	-1.3°F (-0.7°C)	121st Warmest	Warmest since: 1919	2018
	Ties: 1917, 1918, 1919
Jan 1916–Dec 1920 60-Month	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	3rd Coolest	Coolest since: 1917	1899
	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	122nd Warmest	Warmest since: 1919	2018
	Ties: 1917

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 23, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings