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, February 1981

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
February 1981 1-Month	30.1°F (-1.1°C)	25.6°F (-3.6°C)	4.5°F (2.5°C)	117th Coolest	Coolest since: 1980	1903
	30.1°F (-1.1°C)	25.6°F (-3.6°C)	4.5°F (2.5°C)	12th Warmest	Warmest since: 1970	1995
	Ties: 2014, 2016
Jan–Feb 1981 2-Month	30.0°F (-1.1°C)	23.3°F (-4.8°C)	6.7°F (3.7°C)	125th Coolest	Coolest since: 1980	1937, 1949
Jan–Feb 1981 2-Month	30.0°F (-1.1°C)	23.3°F (-4.8°C)	6.7°F (3.7°C)	4th Warmest	Warmest since: 1954	2015
Dec 1980–Feb 1981 3-Month	31.0°F (-0.6°C)	23.2°F (-4.9°C)	7.8°F (4.3°C)	127th Coolest	Coolest since: 1980	1933
Dec 1980–Feb 1981 3-Month	31.0°F (-0.6°C)	23.2°F (-4.9°C)	7.8°F (4.3°C)	1st Warmest	Warmest to Date	1981
Nov 1980–Feb 1981 4-Month	31.8°F (-0.1°C)	25.5°F (-3.6°C)	6.3°F (3.5°C)	127th Coolest	Coolest since: 1980	1949
Nov 1980–Feb 1981 4-Month	31.8°F (-0.1°C)	25.5°F (-3.6°C)	6.3°F (3.5°C)	1st Warmest	Warmest to Date	1981
Oct 1980–Feb 1981 5-Month	34.4°F (1.3°C)	29.4°F (-1.4°C)	5.0°F (2.7°C)	126th Coolest	Coolest since: 1980	1933
	34.4°F (1.3°C)	29.4°F (-1.4°C)	5.0°F (2.7°C)	2nd Warmest	Warmest since: 1934	1934
	Ties: 2015
Sep 1980–Feb 1981 6-Month	38.2°F (3.4°C)	33.9°F (1.1°C)	4.3°F (2.3°C)	124th Coolest	Coolest since: 1980	1913
Sep 1980–Feb 1981 6-Month	38.2°F (3.4°C)	33.9°F (1.1°C)	4.3°F (2.3°C)	4th Warmest	Warmest since: 1934	1934
Aug 1980–Feb 1981 7-Month	41.9°F (5.5°C)	38.3°F (3.5°C)	3.6°F (2.0°C)	124th Coolest	Coolest since: 1980	1913
Aug 1980–Feb 1981 7-Month	41.9°F (5.5°C)	38.3°F (3.5°C)	3.6°F (2.0°C)	4th Warmest	Warmest since: 1934	1934
Jul 1980–Feb 1981 8-Month	45.2°F (7.3°C)	41.9°F (5.5°C)	3.3°F (1.8°C)	124th Coolest	Coolest since: 1980	1913
	45.2°F (7.3°C)	41.9°F (5.5°C)	3.3°F (1.8°C)	4th Warmest	Warmest since: 1934	1934, 2018
	Ties: 2022
Jun 1980–Feb 1981 9-Month	47.0°F (8.3°C)	43.9°F (6.6°C)	3.1°F (1.7°C)	122nd Coolest	Coolest since: 1980	1913
Jun 1980–Feb 1981 9-Month	47.0°F (8.3°C)	43.9°F (6.6°C)	3.1°F (1.7°C)	6th Warmest	Warmest since: 1934	2018
May 1980–Feb 1981 10-Month	47.3°F (8.5°C)	44.7°F (7.1°C)	2.6°F (1.4°C)	120th Coolest	Coolest since: 1980	1913
May 1980–Feb 1981 10-Month	47.3°F (8.5°C)	44.7°F (7.1°C)	2.6°F (1.4°C)	8th Warmest	Warmest since: 1934	2018
Apr 1980–Feb 1981 11-Month	46.7°F (8.2°C)	44.4°F (6.9°C)	2.3°F (1.3°C)	117th Coolest	Coolest since: 1980	1913
	46.7°F (8.2°C)	44.4°F (6.9°C)	2.3°F (1.3°C)	11th Warmest	Warmest since: 1978	2018, 2022
	Ties: 1978
Mar 1980–Feb 1981 12-Month	45.3°F (7.4°C)	43.4°F (6.3°C)	1.9°F (1.1°C)	107th Coolest	Coolest since: 1980	1913
	45.3°F (7.4°C)	43.4°F (6.3°C)	1.9°F (1.1°C)	21st Warmest	Warmest since: 1978	2018
	Ties: 1978
Sep 1979–Feb 1981 18-Month	42.0°F (5.6°C)	40.2°F (4.6°C)	1.8°F (1.0°C)	107th Coolest	Coolest since: 1980	1913
	42.0°F (5.6°C)	40.2°F (4.6°C)	1.8°F (1.0°C)	20th Warmest	Warmest since: 1941	2018
	Ties: 1999, 2007
Mar 1979–Feb 1981 24-Month	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	96th Coolest	Coolest since: 1980	1913, 1914
	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	31st Warmest	Warmest since: 1941	2018
	Ties: 1998
Mar 1978–Feb 1981 36-Month	43.9°F (6.6°C)	43.4°F (6.3°C)	0.5°F (0.3°C)	80th Coolest	Coolest since: 1980	1914
	43.9°F (6.6°C)	43.4°F (6.3°C)	0.5°F (0.3°C)	46th Warmest	Warmest since: 1980	2018
	Ties: 1943, 1945, 1959, 1963, 1980, 1987
Mar 1977–Feb 1981 48-Month	44.3°F (6.8°C)	43.4°F (6.3°C)	0.9°F (0.5°C)	89th Coolest	Coolest since: 1980	1899, 1915
	44.3°F (6.8°C)	43.4°F (6.3°C)	0.9°F (0.5°C)	36th Warmest	Warmest since: 1941	2018
	Ties: 1941, 1989
Mar 1976–Feb 1981 60-Month	44.1°F (6.7°C)	43.3°F (6.3°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 1980	1917
	44.1°F (6.7°C)	43.3°F (6.3°C)	0.8°F (0.4°C)	36th Warmest	Warmest since: 1944	2018, 2019
	Ties: 1941, 1944, 1983, 1984

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings