Regional Rankings

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Month:

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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 1951

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1951 1-Month	19.9°F (-6.7°C)	23.0°F (-5.0°C)	-3.1°F (-1.7°C)	27th Coolest	Coolest since: 1932	1909
	19.9°F (-6.7°C)	23.0°F (-5.0°C)	-3.1°F (-1.7°C)	102nd Warmest	Warmest since: 1950	1980
	Ties: 1992
Nov–Dec 1951 2-Month	24.0°F (-4.4°C)	27.5°F (-2.5°C)	-3.5°F (-1.9°C)	12th Coolest	Coolest since: 1931	1895
Nov–Dec 1951 2-Month	24.0°F (-4.4°C)	27.5°F (-2.5°C)	-3.5°F (-1.9°C)	117th Warmest	Warmest since: 1950	2017
Oct–Dec 1951 3-Month	30.7°F (-0.7°C)	33.5°F (0.8°C)	-2.8°F (-1.5°C)	14th Coolest	Coolest since: 1932	1898
Oct–Dec 1951 3-Month	30.7°F (-0.7°C)	33.5°F (0.8°C)	-2.8°F (-1.5°C)	115th Warmest	Warmest since: 1950	1950, 2017
Sep–Dec 1951 4-Month	37.1°F (2.8°C)	39.2°F (4.0°C)	-2.1°F (-1.2°C)	15th Coolest	Coolest since: 1932	1898, 1912
Sep–Dec 1951 4-Month	37.1°F (2.8°C)	39.2°F (4.0°C)	-2.1°F (-1.2°C)	114th Warmest	Warmest since: 1950	2021
Aug–Dec 1951 5-Month	42.4°F (5.8°C)	44.3°F (6.8°C)	-1.9°F (-1.0°C)	14th Coolest	Coolest since: 1930	1912
Aug–Dec 1951 5-Month	42.4°F (5.8°C)	44.3°F (6.8°C)	-1.9°F (-1.0°C)	115th Warmest	Warmest since: 1950	2021
Jul–Dec 1951 6-Month	46.8°F (8.2°C)	48.1°F (8.9°C)	-1.3°F (-0.7°C)	22nd Coolest	Coolest since: 1932	1912
	46.8°F (8.2°C)	48.1°F (8.9°C)	-1.3°F (-0.7°C)	107th Warmest	Warmest since: 1950	2021
	Ties: 1897, 1918, 1928
Jun–Dec 1951 7-Month	48.3°F (9.1°C)	49.9°F (9.9°C)	-1.6°F (-0.8°C)	9th Coolest	Coolest since: 1932	1912
	48.3°F (9.1°C)	49.9°F (9.9°C)	-1.6°F (-0.8°C)	120th Warmest	Warmest since: 1950	2021
	Ties: 1899, 1905, 1924, 1928, 1932, 1993
May–Dec 1951 8-Month	48.7°F (9.3°C)	50.0°F (10.0°C)	-1.3°F (-0.7°C)	17th Coolest	Coolest since: 1932	1912
	48.7°F (9.3°C)	50.0°F (10.0°C)	-1.3°F (-0.7°C)	112th Warmest	Warmest since: 1950	2021
	Ties: 1932, 1971, 1975
Apr–Dec 1951 9-Month	47.9°F (8.8°C)	49.1°F (9.5°C)	-1.2°F (-0.7°C)	15th Coolest	Coolest since: 1945	1912
	47.9°F (8.8°C)	49.1°F (9.5°C)	-1.2°F (-0.7°C)	114th Warmest	Warmest since: 1950	2021
	Ties: 1907, 1923, 1928, 1932, 1945, 1971
Mar–Dec 1951 10-Month	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	16th Coolest	Coolest since: 1945	1912
	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	113th Warmest	Warmest since: 1950	2012
	Ties: 1917, 1945
Feb–Dec 1951 11-Month	44.5°F (6.9°C)	45.5°F (7.5°C)	-1.0°F (-0.6°C)	23rd Coolest	Coolest since: 1932	1912
	44.5°F (6.9°C)	45.5°F (7.5°C)	-1.0°F (-0.6°C)	106th Warmest	Warmest since: 1950	2017
	Ties: 1919, 1952, 1955, 1965, 1971, 1984
Jan–Dec 1951 12-Month	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	32nd Coolest	Coolest since: 1949	1895, 1912
	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	97th Warmest	Warmest since: 1950	2012
	Ties: 1911, 1948
Jul 1950–Dec 1951 18-Month	44.9°F (7.2°C)	45.0°F (7.2°C)	-0.1°F (0.0°C)	50th Coolest	Coolest since: 1949	1912
	44.9°F (7.2°C)	45.0°F (7.2°C)	-0.1°F (0.0°C)	78th Warmest	Warmest since: 1950	1934
	Ties: 1911, 1972, 1974
Jan 1950–Dec 1951 24-Month	43.2°F (6.2°C)	43.4°F (6.3°C)	-0.2°F (-0.1°C)	48th Coolest	Coolest since: 1950	1913
	43.2°F (6.2°C)	43.4°F (6.3°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1947	2018
	Ties: 1938
Jan 1949–Dec 1951 36-Month	42.9°F (6.1°C)	43.4°F (6.3°C)	-0.5°F (-0.2°C)	29th Coolest	Coolest since: 1949	1899, 1913
	42.9°F (6.1°C)	43.4°F (6.3°C)	-0.5°F (-0.2°C)	98th Warmest	Warmest since: 1950	2017
	Ties: 1921, 1949, 1952, 1966, 1973, 1976, 1984
Jan 1948–Dec 1951 48-Month	42.9°F (6.1°C)	43.4°F (6.3°C)	-0.5°F (-0.2°C)	32nd Coolest	Coolest since: 1933	1898
	42.9°F (6.1°C)	43.4°F (6.3°C)	-0.5°F (-0.2°C)	94th Warmest	Warmest since: 1950	2018
	Ties: 1921
Jan 1947–Dec 1951 60-Month	43.0°F (6.1°C)	43.4°F (6.3°C)	-0.4°F (-0.2°C)	37th Coolest	Coolest since: 1933	1899
	43.0°F (6.1°C)	43.4°F (6.3°C)	-0.4°F (-0.2°C)	88th Warmest	Warmest since: 1950	2018
	Ties: 1929, 1974

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on May 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings