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 1989

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
February 1989 1-Month	21.8°F (-5.7°C)	25.6°F (-3.6°C)	-3.8°F (-2.1°C)	23rd Coolest	Coolest since: 1985	1903
	21.8°F (-5.7°C)	25.6°F (-3.6°C)	-3.8°F (-2.1°C)	106th Warmest	Warmest since: 1988	1995
	Ties: 1897, 1913
Jan–Feb 1989 2-Month	20.3°F (-6.5°C)	23.3°F (-4.8°C)	-3.0°F (-1.7°C)	26th Coolest	Coolest since: 1985	1937, 1949
	20.3°F (-6.5°C)	23.3°F (-4.8°C)	-3.0°F (-1.7°C)	103rd Warmest	Warmest since: 1988	2015
	Ties: 1966
Dec 1988–Feb 1989 3-Month	21.1°F (-6.1°C)	23.2°F (-4.9°C)	-2.1°F (-1.2°C)	26th Coolest	Coolest since: 1984	1933
Dec 1988–Feb 1989 3-Month	21.1°F (-6.1°C)	23.2°F (-4.9°C)	-2.1°F (-1.2°C)	102nd Warmest	Warmest since: 1988	1981
Nov 1988–Feb 1989 4-Month	23.9°F (-4.5°C)	25.5°F (-3.6°C)	-1.6°F (-0.9°C)	29th Coolest	Coolest since: 1984	1949
	23.9°F (-4.5°C)	25.5°F (-3.6°C)	-1.6°F (-0.9°C)	99th Warmest	Warmest since: 1988	1981
	Ties: 1931
Oct 1988–Feb 1989 5-Month	29.3°F (-1.5°C)	29.4°F (-1.4°C)	-0.1°F (-0.1°C)	50th Coolest	Coolest since: 1985	1933
	29.3°F (-1.5°C)	29.4°F (-1.4°C)	-0.1°F (-0.1°C)	78th Warmest	Warmest since: 1988	1934
	Ties: 1936, 1944, 1975, 1994
Sep 1988–Feb 1989 6-Month	33.7°F (0.9°C)	33.9°F (1.1°C)	-0.2°F (-0.2°C)	46th Coolest	Coolest since: 1985	1913
	33.7°F (0.9°C)	33.9°F (1.1°C)	-0.2°F (-0.2°C)	82nd Warmest	Warmest since: 1988	1934
	Ties: 1905, 1966, 1968, 1971
Aug 1988–Feb 1989 7-Month	38.4°F (3.6°C)	38.3°F (3.5°C)	0.1°F (0.1°C)	57th Coolest	Coolest since: 1988	1913
	38.4°F (3.6°C)	38.3°F (3.5°C)	0.1°F (0.1°C)	71st Warmest	Warmest since: 1987	1934
	Ties: 1922, 1976
Jul 1988–Feb 1989 8-Month	42.3°F (5.7°C)	41.9°F (5.5°C)	0.4°F (0.2°C)	68th Coolest	Coolest since: 1988	1913
	42.3°F (5.7°C)	41.9°F (5.5°C)	0.4°F (0.2°C)	60th Warmest	Warmest since: 1986	1934, 2018
	Ties: 1923, 1936, 1965
Jun 1988–Feb 1989 9-Month	44.8°F (7.1°C)	43.9°F (6.6°C)	0.9°F (0.5°C)	80th Coolest	Coolest since: 1988	1913
	44.8°F (7.1°C)	43.9°F (6.6°C)	0.9°F (0.5°C)	48th Warmest	Warmest since: 1986	2018
	Ties: 1953, 1956, 1967, 1980
May 1988–Feb 1989 10-Month	45.5°F (7.5°C)	44.7°F (7.1°C)	0.8°F (0.4°C)	80th Coolest	Coolest since: 1988	1913
	45.5°F (7.5°C)	44.7°F (7.1°C)	0.8°F (0.4°C)	48th Warmest	Warmest since: 1986	2018
	Ties: 1953
Apr 1988–Feb 1989 11-Month	45.4°F (7.4°C)	44.4°F (6.9°C)	1.0°F (0.5°C)	86th Coolest	Coolest since: 1988	1913
	45.4°F (7.4°C)	44.4°F (6.9°C)	1.0°F (0.5°C)	42nd Warmest	Warmest since: 1986	2018, 2022
	Ties: 1902
Mar 1988–Feb 1989 12-Month	44.2°F (6.8°C)	43.4°F (6.3°C)	0.8°F (0.5°C)	81st Coolest	Coolest since: 1988	1913
	44.2°F (6.8°C)	43.4°F (6.3°C)	0.8°F (0.5°C)	47th Warmest	Warmest since: 1987	2018
	Ties: 1902, 1964, 1970, 2020
Sep 1987–Feb 1989 18-Month	40.8°F (4.9°C)	40.2°F (4.6°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 1988	1913
	40.8°F (4.9°C)	40.2°F (4.6°C)	0.6°F (0.3°C)	46th Warmest	Warmest since: 1987	2018
	Ties: 1902, 1911, 1927, 1951, 1961, 1967, 2011
Mar 1987–Feb 1989 24-Month	44.1°F (6.7°C)	43.4°F (6.3°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1986	1913, 1914
	44.1°F (6.7°C)	43.4°F (6.3°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1988	2018
	Ties: 1902, 1959, 1960, 1993, 2011
Mar 1986–Feb 1989 36-Month	44.2°F (6.8°C)	43.4°F (6.3°C)	0.8°F (0.5°C)	86th Coolest	Coolest since: 1987	1914
	44.2°F (6.8°C)	43.4°F (6.3°C)	0.8°F (0.5°C)	40th Warmest	Warmest since: 1988	2018
	Ties: 1941, 1942
Mar 1985–Feb 1989 48-Month	44.3°F (6.8°C)	43.3°F (6.3°C)	1.0°F (0.5°C)	89th Coolest	Coolest since: 1988	1899, 1915
	44.3°F (6.8°C)	43.3°F (6.3°C)	1.0°F (0.5°C)	36th Warmest	Warmest since: 1983	2018
	Ties: 1941, 1981
Mar 1984–Feb 1989 60-Month	43.9°F (6.6°C)	43.3°F (6.3°C)	0.6°F (0.3°C)	79th Coolest	Coolest since: 1988	1917
	43.9°F (6.6°C)	43.3°F (6.3°C)	0.6°F (0.3°C)	45th Warmest	Warmest since: 1984	2018, 2019
	Ties: 1937, 1957

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings