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, December 1895

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1895 1-Month	14.8°F (-9.6°C)	23.0°F (-5.0°C)	-8.2°F (-4.6°C)	3rd Coolest	Coolest since: 1895	1909
December 1895 1-Month	14.8°F (-9.6°C)	23.0°F (-5.0°C)	-8.2°F (-4.6°C)	126th Warmest	Warmest to Date	1980
Nov–Dec 1895 2-Month	20.8°F (-6.2°C)	27.5°F (-2.5°C)	-6.7°F (-3.7°C)	1st Coolest	Coolest since: 1895	1895
Nov–Dec 1895 2-Month	20.8°F (-6.2°C)	27.5°F (-2.5°C)	-6.7°F (-3.7°C)	128th Warmest	Warmest to Date	2017
Oct–Dec 1895 3-Month	28.6°F (-1.9°C)	33.5°F (0.8°C)	-4.9°F (-2.7°C)	2nd Coolest	Coolest since: 1895	1898
Oct–Dec 1895 3-Month	28.6°F (-1.9°C)	33.5°F (0.8°C)	-4.9°F (-2.7°C)	127th Warmest	Warmest to Date	1950, 2017
Sep–Dec 1895 4-Month	35.4°F (1.9°C)	39.2°F (4.0°C)	-3.8°F (-2.1°C)	3rd Coolest	Coolest since: 1895	1898, 1912
Sep–Dec 1895 4-Month	35.4°F (1.9°C)	39.2°F (4.0°C)	-3.8°F (-2.1°C)	126th Warmest	Warmest to Date	2021
Aug–Dec 1895 5-Month	41.3°F (5.2°C)	44.4°F (6.9°C)	-3.1°F (-1.7°C)	2nd Coolest	Coolest since: 1895	1912
	41.3°F (5.2°C)	44.4°F (6.9°C)	-3.1°F (-1.7°C)	127th Warmest	Warmest to Date	2021
	Ties: 1908
Jul–Dec 1895 6-Month	45.0°F (7.2°C)	48.1°F (8.9°C)	-3.1°F (-1.7°C)	2nd Coolest	Coolest since: 1895	1912
Jul–Dec 1895 6-Month	45.0°F (7.2°C)	48.1°F (8.9°C)	-3.1°F (-1.7°C)	127th Warmest	Warmest to Date	2021
Jun–Dec 1895 7-Month	46.7°F (8.2°C)	49.8°F (9.9°C)	-3.1°F (-1.7°C)	2nd Coolest	Coolest since: 1895	1912
Jun–Dec 1895 7-Month	46.7°F (8.2°C)	49.8°F (9.9°C)	-3.1°F (-1.7°C)	127th Warmest	Warmest to Date	2021
May–Dec 1895 8-Month	47.2°F (8.4°C)	50.0°F (10.0°C)	-2.8°F (-1.6°C)	3rd Coolest	Coolest since: 1895	1912
May–Dec 1895 8-Month	47.2°F (8.4°C)	50.0°F (10.0°C)	-2.8°F (-1.6°C)	126th Warmest	Warmest to Date	2021
Apr–Dec 1895 9-Month	46.7°F (8.2°C)	49.1°F (9.5°C)	-2.4°F (-1.3°C)	3rd Coolest	Coolest since: 1895	1912
Apr–Dec 1895 9-Month	46.7°F (8.2°C)	49.1°F (9.5°C)	-2.4°F (-1.3°C)	126th Warmest	Warmest to Date	2021
Mar–Dec 1895 10-Month	45.0°F (7.2°C)	47.4°F (8.6°C)	-2.4°F (-1.4°C)	2nd Coolest	Coolest since: 1895	1912
Mar–Dec 1895 10-Month	45.0°F (7.2°C)	47.4°F (8.6°C)	-2.4°F (-1.4°C)	127th Warmest	Warmest to Date	2012
Feb–Dec 1895 11-Month	42.6°F (5.9°C)	45.4°F (7.4°C)	-2.8°F (-1.5°C)	2nd Coolest	Coolest since: 1895	1912
Feb–Dec 1895 11-Month	42.6°F (5.9°C)	45.4°F (7.4°C)	-2.8°F (-1.5°C)	127th Warmest	Warmest to Date	2017
Jan–Dec 1895 12-Month	40.7°F (4.8°C)	43.4°F (6.3°C)	-2.7°F (-1.5°C)	1st Coolest	Coolest since: 1895	1895, 1912
	40.7°F (4.8°C)	43.4°F (6.3°C)	-2.7°F (-1.5°C)	128th Warmest	Warmest to Date	2012
	Ties: 1912

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings