Regional Rankings

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Month:

Region:

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 1917

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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 1917 1-Month	30.5°F (-0.8°C)	23.0°F (-5.0°C)	7.5°F (4.2°C)	127th Coolest	Coolest since: 1916	1909
December 1917 1-Month	30.5°F (-0.8°C)	23.0°F (-5.0°C)	7.5°F (4.2°C)	2nd Warmest	Warmest to Date	1980
Nov–Dec 1917 2-Month	33.2°F (0.7°C)	27.5°F (-2.5°C)	5.7°F (3.2°C)	125th Coolest	Coolest since: 1916	1895
Nov–Dec 1917 2-Month	33.2°F (0.7°C)	27.5°F (-2.5°C)	5.7°F (3.2°C)	4th Warmest	Warmest to Date	2017
Oct–Dec 1917 3-Month	36.9°F (2.7°C)	33.5°F (0.8°C)	3.4°F (1.9°C)	120th Coolest	Coolest since: 1916	1898
	36.9°F (2.7°C)	33.5°F (0.8°C)	3.4°F (1.9°C)	9th Warmest	Warmest to Date	1950, 2017
	Ties: 1962, 1995
Sep–Dec 1917 4-Month	41.8°F (5.4°C)	39.2°F (4.0°C)	2.6°F (1.4°C)	111th Coolest	Coolest since: 1916	1898, 1912
Sep–Dec 1917 4-Month	41.8°F (5.4°C)	39.2°F (4.0°C)	2.6°F (1.4°C)	18th Warmest	Warmest to Date	2021
Aug–Dec 1917 5-Month	45.9°F (7.7°C)	44.3°F (6.8°C)	1.6°F (0.9°C)	99th Coolest	Coolest since: 1916	1912
Aug–Dec 1917 5-Month	45.9°F (7.7°C)	44.3°F (6.8°C)	1.6°F (0.9°C)	30th Warmest	Warmest since: 1910	2021
Jul–Dec 1917 6-Month	49.6°F (9.8°C)	48.1°F (8.9°C)	1.5°F (0.9°C)	100th Coolest	Coolest since: 1916	1912
	49.6°F (9.8°C)	48.1°F (8.9°C)	1.5°F (0.9°C)	29th Warmest	Warmest since: 1910	2021
	Ties: 1910, 1921, 1988
Jun–Dec 1917 7-Month	50.8°F (10.4°C)	49.9°F (9.9°C)	0.9°F (0.5°C)	82nd Coolest	Coolest since: 1916	1912
Jun–Dec 1917 7-Month	50.8°F (10.4°C)	49.9°F (9.9°C)	0.9°F (0.5°C)	47th Warmest	Warmest since: 1910	2021
May–Dec 1917 8-Month	50.1°F (10.1°C)	50.0°F (10.0°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 1916	1912
	50.1°F (10.1°C)	50.0°F (10.0°C)	0.1°F (0.1°C)	73rd Warmest	Warmest since: 1910	2021
	Ties: 1900, 1944, 1956, 1979, 1986
Apr–Dec 1917 9-Month	48.6°F (9.2°C)	49.1°F (9.5°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1916	1912
	48.6°F (9.2°C)	49.1°F (9.5°C)	-0.5°F (-0.3°C)	88th Warmest	Warmest since: 1914	2021
	Ties: 1897, 1941, 1972, 1978
Mar–Dec 1917 10-Month	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	16th Coolest	Coolest since: 1916	1912
	46.2°F (7.9°C)	47.5°F (8.6°C)	-1.3°F (-0.7°C)	113th Warmest	Warmest since: 1915	2012
	Ties: 1945, 1951
Feb–Dec 1917 11-Month	44.0°F (6.7°C)	45.5°F (7.5°C)	-1.5°F (-0.8°C)	13th Coolest	Coolest since: 1916	1912
	44.0°F (6.7°C)	45.5°F (7.5°C)	-1.5°F (-0.8°C)	116th Warmest	Warmest since: 1915	2017
	Ties: 1911, 1964
Jan–Dec 1917 12-Month	41.5°F (5.3°C)	43.4°F (6.3°C)	-1.9°F (-1.0°C)	6th Coolest	Coolest since: 1912	1895, 1912
Jan–Dec 1917 12-Month	41.5°F (5.3°C)	43.4°F (6.3°C)	-1.9°F (-1.0°C)	123rd Warmest	Warmest since: 1916	2012
Jul 1916–Dec 1917 18-Month	42.8°F (6.0°C)	45.0°F (7.2°C)	-2.2°F (-1.2°C)	3rd Coolest	Coolest since: 1913	1912
	42.8°F (6.0°C)	45.0°F (7.2°C)	-2.2°F (-1.2°C)	125th Warmest	Warmest since: 1916	1934
	Ties: 1903
Jan 1916–Dec 1917 24-Month	41.6°F (5.3°C)	43.4°F (6.3°C)	-1.8°F (-1.0°C)	3rd Coolest	Coolest since: 1913	1913
	41.6°F (5.3°C)	43.4°F (6.3°C)	-1.8°F (-1.0°C)	125th Warmest	Warmest since: 1916	2018
	Ties: 1909, 1912
Jan 1915–Dec 1917 36-Month	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	4th Coolest	Coolest since: 1914	1899, 1913
	41.9°F (5.5°C)	43.4°F (6.3°C)	-1.5°F (-0.8°C)	123rd Warmest	Warmest since: 1916	2017
	Ties: 1897
Jan 1914–Dec 1917 48-Month	42.1°F (5.6°C)	43.4°F (6.3°C)	-1.3°F (-0.7°C)	5th Coolest	Coolest since: 1915	1898
	42.1°F (5.6°C)	43.4°F (6.3°C)	-1.3°F (-0.7°C)	121st Warmest	Warmest since: 1916	2018
	Ties: 1918, 1919, 1920
Jan 1913–Dec 1917 60-Month	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	3rd Coolest	Coolest since: 1916	1899
	42.0°F (5.6°C)	43.4°F (6.3°C)	-1.4°F (-0.7°C)	122nd Warmest	Warmest since: 1915	2018
	Ties: 1920

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings