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, March 1990

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
March 1990 1-Month	37.3°F (2.9°C)	32.8°F (0.4°C)	4.5°F (2.5°C)	113th Coolest	Coolest since: 1988	1917
	37.3°F (2.9°C)	32.8°F (0.4°C)	4.5°F (2.5°C)	16th Warmest	Warmest since: 1989	2017
	Ties: 1974, 1978
Feb–Mar 1990 2-Month	31.8°F (-0.1°C)	29.2°F (-1.6°C)	2.6°F (1.5°C)	103rd Coolest	Coolest since: 1989	1903
	31.8°F (-0.1°C)	29.2°F (-1.6°C)	2.6°F (1.5°C)	26th Warmest	Warmest since: 1986	2015
	Ties: 1947, 1967, 1978
Jan–Mar 1990 3-Month	29.1°F (-1.6°C)	26.5°F (-3.1°C)	2.6°F (1.5°C)	100th Coolest	Coolest since: 1989	1917
	29.1°F (-1.6°C)	26.5°F (-3.1°C)	2.6°F (1.5°C)	29th Warmest	Warmest since: 1986	2015
	Ties: 1911
Dec 1989–Mar 1990 4-Month	27.9°F (-2.3°C)	25.6°F (-3.6°C)	2.3°F (1.3°C)	96th Coolest	Coolest since: 1989	1917
	27.9°F (-2.3°C)	25.6°F (-3.6°C)	2.3°F (1.3°C)	32nd Warmest	Warmest since: 1986	2015
	Ties: 1918
Nov 1989–Mar 1990 5-Month	29.3°F (-1.5°C)	26.9°F (-2.8°C)	2.4°F (1.3°C)	105th Coolest	Coolest since: 1989	1917
	29.3°F (-1.5°C)	26.9°F (-2.8°C)	2.4°F (1.3°C)	23rd Warmest	Warmest since: 1986	1934
	Ties: 2014
Oct 1989–Mar 1990 6-Month	32.1°F (0.1°C)	30.0°F (-1.1°C)	2.1°F (1.2°C)	104th Coolest	Coolest since: 1989	1917
	32.1°F (0.1°C)	30.0°F (-1.1°C)	2.1°F (1.2°C)	24th Warmest	Warmest since: 1986	1934
	Ties: 1938, 2003
Sep 1989–Mar 1990 7-Month	35.8°F (2.1°C)	33.8°F (1.0°C)	2.0°F (1.1°C)	106th Coolest	Coolest since: 1989	1917
	35.8°F (2.1°C)	33.8°F (1.0°C)	2.0°F (1.1°C)	22nd Warmest	Warmest since: 1981	1934, 2015
	Ties: 1938, 1959
Aug 1989–Mar 1990 8-Month	39.3°F (4.1°C)	37.6°F (3.1°C)	1.7°F (1.0°C)	100th Coolest	Coolest since: 1989	1917
	39.3°F (4.1°C)	37.6°F (3.1°C)	1.7°F (1.0°C)	28th Warmest	Warmest since: 1986	1934
	Ties: 2006, 2013
Jul 1989–Mar 1990 9-Month	42.7°F (5.9°C)	40.9°F (4.9°C)	1.8°F (1.0°C)	105th Coolest	Coolest since: 1989	1917
	42.7°F (5.9°C)	40.9°F (4.9°C)	1.8°F (1.0°C)	23rd Warmest	Warmest since: 1981	2015
	Ties: 1935, 1938, 2006, 2013
Jun 1989–Mar 1990 10-Month	44.5°F (6.9°C)	42.9°F (6.1°C)	1.6°F (0.8°C)	102nd Coolest	Coolest since: 1989	1917
	44.5°F (6.9°C)	42.9°F (6.1°C)	1.6°F (0.8°C)	26th Warmest	Warmest since: 1986	1934
	Ties: 2007
May 1989–Mar 1990 11-Month	45.3°F (7.4°C)	43.6°F (6.4°C)	1.7°F (1.0°C)	99th Coolest	Coolest since: 1989	1917
May 1989–Mar 1990 11-Month	45.3°F (7.4°C)	43.6°F (6.4°C)	1.7°F (1.0°C)	29th Warmest	Warmest since: 1986	2015
Apr 1989–Mar 1990 12-Month	45.4°F (7.4°C)	43.4°F (6.3°C)	2.0°F (1.1°C)	110th Coolest	Coolest since: 1989	1913
	45.4°F (7.4°C)	43.4°F (6.3°C)	2.0°F (1.1°C)	18th Warmest	Warmest since: 1986	2015
	Ties: 1940, 1986, 2005, 2019
Oct 1988–Mar 1990 18-Month	40.6°F (4.8°C)	39.0°F (3.9°C)	1.6°F (0.9°C)	104th Coolest	Coolest since: 1989	1913
	40.6°F (4.8°C)	39.0°F (3.9°C)	1.6°F (0.9°C)	23rd Warmest	Warmest since: 1982	2018
	Ties: 1981, 2008
Apr 1988–Mar 1990 24-Month	45.1°F (7.3°C)	43.4°F (6.3°C)	1.7°F (1.0°C)	106th Coolest	Coolest since: 1989	1913
	45.1°F (7.3°C)	43.4°F (6.3°C)	1.7°F (1.0°C)	21st Warmest	Warmest since: 1982	2018
	Ties: 1941, 2006
Apr 1987–Mar 1990 36-Month	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	98th Coolest	Coolest since: 1989	1914
Apr 1987–Mar 1990 36-Month	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	28th Warmest	Warmest since: 1983	2017, 2018
Apr 1986–Mar 1990 48-Month	44.5°F (6.9°C)	43.4°F (6.3°C)	1.1°F (0.6°C)	94th Coolest	Coolest since: 1989	1915
	44.5°F (6.9°C)	43.4°F (6.3°C)	1.1°F (0.6°C)	31st Warmest	Warmest since: 1989	2018
	Ties: 1989, 1993, 1995, 2011
Apr 1985–Mar 1990 60-Month	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	101st Coolest	Coolest since: 1989	1917
	44.7°F (7.1°C)	43.4°F (6.3°C)	1.3°F (0.8°C)	23rd Warmest	Warmest to Date	2018, 2019
	Ties: 1997, 1998, 2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published February 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings