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 1950

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
January 1950 1-Month	19.8°F (-6.8°C)	21.1°F (-6.1°C)	-1.3°F (-0.7°C)	41st Coolest	Coolest since: 1949	1937
	19.8°F (-6.8°C)	21.1°F (-6.1°C)	-1.3°F (-0.7°C)	88th Warmest	Warmest since: 1948	2003
	Ties: 1903, 1926, 1966
Dec 1949–Jan 1950 2-Month	21.3°F (-5.9°C)	22.0°F (-5.6°C)	-0.7°F (-0.3°C)	46th Coolest	Coolest since: 1949	1979
Dec 1949–Jan 1950 2-Month	21.3°F (-5.9°C)	22.0°F (-5.6°C)	-0.7°F (-0.3°C)	82nd Warmest	Warmest since: 1948	1981
Nov 1949–Jan 1950 3-Month	26.9°F (-2.8°C)	25.4°F (-3.7°C)	1.5°F (0.9°C)	87th Coolest	Coolest since: 1949	1932
Nov 1949–Jan 1950 3-Month	26.9°F (-2.8°C)	25.4°F (-3.7°C)	1.5°F (0.9°C)	41st Warmest	Warmest since: 1945	2018
Oct 1949–Jan 1950 4-Month	30.8°F (-0.7°C)	30.4°F (-0.9°C)	0.4°F (0.2°C)	72nd Coolest	Coolest since: 1949	1917
	30.8°F (-0.7°C)	30.4°F (-0.9°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 1945	2018
	Ties: 1942, 1944, 1960, 1980
Sep 1949–Jan 1950 5-Month	36.2°F (2.3°C)	35.6°F (2.0°C)	0.6°F (0.3°C)	77th Coolest	Coolest since: 1949	1913
	36.2°F (2.3°C)	35.6°F (2.0°C)	0.6°F (0.3°C)	51st Warmest	Warmest since: 1945	2018
	Ties: 1927, 1955, 1965, 1966, 1997
Aug 1949–Jan 1950 6-Month	40.9°F (4.9°C)	40.4°F (4.7°C)	0.5°F (0.2°C)	70th Coolest	Coolest since: 1949	1913
	40.9°F (4.9°C)	40.4°F (4.7°C)	0.5°F (0.2°C)	58th Warmest	Warmest since: 1945	2018
	Ties: 1983
Jul 1949–Jan 1950 7-Month	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	68th Coolest	Coolest since: 1949	1913
	44.5°F (6.9°C)	44.2°F (6.8°C)	0.3°F (0.1°C)	60th Warmest	Warmest since: 1947	2018
	Ties: 1927, 1947, 1983, 2007
Jun 1949–Jan 1950 8-Month	46.3°F (7.9°C)	46.2°F (7.9°C)	0.1°F (0.0°C)	58th Coolest	Coolest since: 1949	1913
	46.3°F (7.9°C)	46.2°F (7.9°C)	0.1°F (0.0°C)	70th Warmest	Warmest since: 1947	2022
	Ties: 1983, 1988
May 1949–Jan 1950 9-Month	46.9°F (8.3°C)	46.8°F (8.2°C)	0.1°F (0.1°C)	56th Coolest	Coolest since: 1949	1913
	46.9°F (8.3°C)	46.8°F (8.2°C)	0.1°F (0.1°C)	72nd Warmest	Warmest since: 1947	2022
	Ties: 1947, 1971, 1977, 1987
Apr 1949–Jan 1950 10-Month	46.7°F (8.2°C)	46.3°F (7.9°C)	0.4°F (0.3°C)	67th Coolest	Coolest since: 1949	1913
	46.7°F (8.2°C)	46.3°F (7.9°C)	0.4°F (0.3°C)	61st Warmest	Warmest since: 1947	2022
	Ties: 1980
Mar 1949–Jan 1950 11-Month	45.5°F (7.5°C)	45.1°F (7.3°C)	0.4°F (0.2°C)	71st Coolest	Coolest since: 1949	1913
	45.5°F (7.5°C)	45.1°F (7.3°C)	0.4°F (0.2°C)	57th Warmest	Warmest since: 1947	2018
	Ties: 1901, 1951, 1960, 1988
Feb 1949–Jan 1950 12-Month	43.2°F (6.2°C)	43.5°F (6.4°C)	-0.3°F (-0.2°C)	45th Coolest	Coolest since: 1949	1913
	43.2°F (6.2°C)	43.5°F (6.4°C)	-0.3°F (-0.2°C)	83rd Warmest	Warmest since: 1948	2018
	Ties: 1907, 1923, 1928, 1942, 1953, 1956, 1973, 1983, 1994
Aug 1948–Jan 1950 18-Month	41.6°F (5.3°C)	42.4°F (5.8°C)	-0.8°F (-0.5°C)	25th Coolest	Coolest since: 1949	1913
	41.6°F (5.3°C)	42.4°F (5.8°C)	-0.8°F (-0.5°C)	102nd Warmest	Warmest since: 1948	2018
	Ties: 1953, 1980
Feb 1948–Jan 1950 24-Month	42.5°F (5.8°C)	43.4°F (6.3°C)	-0.9°F (-0.5°C)	19th Coolest	Coolest since: 1933	1913, 1914
	42.5°F (5.8°C)	43.4°F (6.3°C)	-0.9°F (-0.5°C)	108th Warmest	Warmest since: 1949	2018, 2019
	Ties: 1933, 1966
Feb 1947–Jan 1950 36-Month	42.9°F (6.1°C)	43.3°F (6.3°C)	-0.4°F (-0.2°C)	29th Coolest	Coolest since: 1933	1914
	42.9°F (6.1°C)	43.3°F (6.3°C)	-0.4°F (-0.2°C)	97th Warmest	Warmest since: 1949	2018
	Ties: 1922, 1967, 1975, 1985
Feb 1946–Jan 1950 48-Month	43.3°F (6.3°C)	43.4°F (6.3°C)	-0.1°F (0.0°C)	49th Coolest	Coolest since: 1949	1899
	43.3°F (6.3°C)	43.4°F (6.3°C)	-0.1°F (0.0°C)	76th Warmest	Warmest since: 1948	2018
	Ties: 1928, 1946
Feb 1945–Jan 1950 60-Month	43.1°F (6.2°C)	43.3°F (6.3°C)	-0.2°F (-0.1°C)	42nd Coolest	Coolest since: 1949	1900, 1917
	43.1°F (6.2°C)	43.3°F (6.3°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1949	2019
	Ties: 1929, 1949, 1972, 1973

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