Regional Rankings

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Please note, Palmer Indices are not available for NWS Regions. 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, January 1913

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1913 1-Month	15.9°F (-8.9°C)	21.1°F (-6.1°C)	-5.2°F (-2.8°C)	13th Coolest	Coolest since: 1898	1937
January 1913 1-Month	15.9°F (-8.9°C)	21.1°F (-6.1°C)	-5.2°F (-2.8°C)	116th Warmest	Warmest since: 1912	2003
Dec 1912–Jan 1913 2-Month	16.6°F (-8.6°C)	22.1°F (-5.5°C)	-5.5°F (-3.1°C)	9th Coolest	Coolest since: 1910	1979
	16.6°F (-8.6°C)	22.1°F (-5.5°C)	-5.5°F (-3.1°C)	119th Warmest	Warmest since: 1912	1981
	Ties: 1933
Nov 1912–Jan 1913 3-Month	21.7°F (-5.7°C)	25.3°F (-3.7°C)	-3.6°F (-2.0°C)	12th Coolest	Coolest since: 1910	1932
Nov 1912–Jan 1913 3-Month	21.7°F (-5.7°C)	25.3°F (-3.7°C)	-3.6°F (-2.0°C)	116th Warmest	Warmest since: 1912	2018
Oct 1912–Jan 1913 4-Month	26.7°F (-2.9°C)	30.4°F (-0.9°C)	-3.7°F (-2.0°C)	5th Coolest	Coolest since: 1899	1917
	26.7°F (-2.9°C)	30.4°F (-0.9°C)	-3.7°F (-2.0°C)	123rd Warmest	Warmest since: 1912	2018
	Ties: 1949
Sep 1912–Jan 1913 5-Month	31.3°F (-0.4°C)	35.6°F (2.0°C)	-4.3°F (-2.4°C)	1st Coolest	Coolest since: 1913	1913
Sep 1912–Jan 1913 5-Month	31.3°F (-0.4°C)	35.6°F (2.0°C)	-4.3°F (-2.4°C)	127th Warmest	Warmest since: 1912	2018
Aug 1912–Jan 1913 6-Month	36.5°F (2.5°C)	40.4°F (4.7°C)	-3.9°F (-2.2°C)	1st Coolest	Coolest since: 1913	1913
Aug 1912–Jan 1913 6-Month	36.5°F (2.5°C)	40.4°F (4.7°C)	-3.9°F (-2.2°C)	127th Warmest	Warmest since: 1912	2018
Jul 1912–Jan 1913 7-Month	40.4°F (4.7°C)	44.2°F (6.8°C)	-3.8°F (-2.1°C)	1st Coolest	Coolest since: 1913	1913
Jul 1912–Jan 1913 7-Month	40.4°F (4.7°C)	44.2°F (6.8°C)	-3.8°F (-2.1°C)	127th Warmest	Warmest since: 1912	2018
Jun 1912–Jan 1913 8-Month	42.6°F (5.9°C)	46.2°F (7.9°C)	-3.6°F (-2.0°C)	1st Coolest	Coolest since: 1913	1913
Jun 1912–Jan 1913 8-Month	42.6°F (5.9°C)	46.2°F (7.9°C)	-3.6°F (-2.0°C)	127th Warmest	Warmest since: 1912	2022
May 1912–Jan 1913 9-Month	43.3°F (6.3°C)	46.8°F (8.2°C)	-3.5°F (-1.9°C)	1st Coolest	Coolest since: 1913	1913
May 1912–Jan 1913 9-Month	43.3°F (6.3°C)	46.8°F (8.2°C)	-3.5°F (-1.9°C)	127th Warmest	Warmest since: 1912	2022
Apr 1912–Jan 1913 10-Month	42.7°F (5.9°C)	46.3°F (7.9°C)	-3.6°F (-2.0°C)	1st Coolest	Coolest since: 1913	1913
Apr 1912–Jan 1913 10-Month	42.7°F (5.9°C)	46.3°F (7.9°C)	-3.6°F (-2.0°C)	127th Warmest	Warmest since: 1912	2022
Mar 1912–Jan 1913 11-Month	41.6°F (5.3°C)	45.1°F (7.3°C)	-3.5°F (-2.0°C)	1st Coolest	Coolest since: 1913	1913
Mar 1912–Jan 1913 11-Month	41.6°F (5.3°C)	45.1°F (7.3°C)	-3.5°F (-2.0°C)	127th Warmest	Warmest since: 1912	2018
Feb 1912–Jan 1913 12-Month	40.3°F (4.6°C)	43.5°F (6.4°C)	-3.2°F (-1.8°C)	1st Coolest	Coolest since: 1913	1913
Feb 1912–Jan 1913 12-Month	40.3°F (4.6°C)	43.5°F (6.4°C)	-3.2°F (-1.8°C)	127th Warmest	Warmest since: 1912	2018
Aug 1911–Jan 1913 18-Month	39.5°F (4.2°C)	42.4°F (5.8°C)	-2.9°F (-1.6°C)	1st Coolest	Coolest since: 1913	1913
Aug 1911–Jan 1913 18-Month	39.5°F (4.2°C)	42.4°F (5.8°C)	-2.9°F (-1.6°C)	126th Warmest	Warmest since: 1912	2018
Feb 1911–Jan 1913 24-Month	41.2°F (5.1°C)	43.4°F (6.3°C)	-2.2°F (-1.2°C)	1st Coolest	Coolest since: 1913	1913, 1914
	41.2°F (5.1°C)	43.4°F (6.3°C)	-2.2°F (-1.2°C)	126th Warmest	Warmest since: 1912	2018, 2019
	Ties: 1914
Feb 1910–Jan 1913 36-Month	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	22nd Coolest	Coolest since: 1910	1914
	42.6°F (5.9°C)	43.4°F (6.3°C)	-0.8°F (-0.4°C)	104th Warmest	Warmest since: 1912	2018
	Ties: 1901, 1933, 1974
Feb 1909–Jan 1913 48-Month	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	10th Coolest	Coolest since: 1906	1899
	42.3°F (5.7°C)	43.4°F (6.3°C)	-1.1°F (-0.6°C)	115th Warmest	Warmest since: 1912	2018
	Ties: 1906, 1921, 1932
Feb 1908–Jan 1913 60-Month	42.2°F (5.7°C)	43.4°F (6.3°C)	-1.2°F (-0.6°C)	6th Coolest	Coolest since: 1900	1900, 1917
	42.2°F (5.7°C)	43.4°F (6.3°C)	-1.2°F (-0.6°C)	118th Warmest	Warmest since: 1912	2019
	Ties: 1919, 1920

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings