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.

California River Basin

Average Temperature Rankings, May 1992

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1992 1-Month	67.0°F (19.4°C)	60.7°F (15.9°C)	6.3°F (3.5°C)	126th Coolest	Coolest since: 1991	1977
May 1992 1-Month	67.0°F (19.4°C)	60.7°F (15.9°C)	6.3°F (3.5°C)	3rd Warmest	Warmest to Date	2001
Apr–May 1992 2-Month	63.0°F (17.2°C)	57.4°F (14.1°C)	5.6°F (3.1°C)	128th Coolest	Coolest since: 1991	1967
Apr–May 1992 2-Month	63.0°F (17.2°C)	57.4°F (14.1°C)	5.6°F (3.1°C)	1st Warmest	Warmest to Date	1992
Mar–May 1992 3-Month	58.9°F (14.9°C)	54.5°F (12.5°C)	4.4°F (2.4°C)	125th Coolest	Coolest since: 1991	1917
Mar–May 1992 3-Month	58.9°F (14.9°C)	54.5°F (12.5°C)	4.4°F (2.4°C)	4th Warmest	Warmest since: 1934	1934
Feb–May 1992 4-Month	56.4°F (13.6°C)	52.2°F (11.2°C)	4.2°F (2.4°C)	126th Coolest	Coolest since: 1991	1917
	56.4°F (13.6°C)	52.2°F (11.2°C)	4.2°F (2.4°C)	3rd Warmest	Warmest since: 1934	1934
	Ties: 2014
Jan–May 1992 5-Month	53.8°F (12.1°C)	50.2°F (10.1°C)	3.6°F (2.0°C)	125th Coolest	Coolest since: 1991	1917
	53.8°F (12.1°C)	50.2°F (10.1°C)	3.6°F (2.0°C)	4th Warmest	Warmest since: 1934	2015
	Ties: 2016
Dec 1991–May 1992 6-Month	52.2°F (11.2°C)	49.1°F (9.5°C)	3.1°F (1.7°C)	123rd Coolest	Coolest since: 1991	1917
Dec 1991–May 1992 6-Month	52.2°F (11.2°C)	49.1°F (9.5°C)	3.1°F (1.7°C)	5th Warmest	Warmest since: 1934	2015
Nov 1991–May 1992 7-Month	52.1°F (11.2°C)	49.1°F (9.5°C)	3.0°F (1.7°C)	121st Coolest	Coolest since: 1991	1917
Nov 1991–May 1992 7-Month	52.1°F (11.2°C)	49.1°F (9.5°C)	3.0°F (1.7°C)	7th Warmest	Warmest since: 1934	2015
Oct 1991–May 1992 8-Month	53.6°F (12.0°C)	50.4°F (10.2°C)	3.2°F (1.8°C)	123rd Coolest	Coolest since: 1991	1917
Oct 1991–May 1992 8-Month	53.6°F (12.0°C)	50.4°F (10.2°C)	3.2°F (1.8°C)	5th Warmest	Warmest since: 1934	2015
Sep 1991–May 1992 9-Month	55.7°F (13.2°C)	52.4°F (11.3°C)	3.3°F (1.9°C)	126th Coolest	Coolest since: 1991	1917
	55.7°F (13.2°C)	52.4°F (11.3°C)	3.3°F (1.9°C)	2nd Warmest	Warmest since: 1934	2015
	Ties: 1934, 1996
Aug 1991–May 1992 10-Month	57.4°F (14.1°C)	54.5°F (12.5°C)	2.9°F (1.6°C)	122nd Coolest	Coolest since: 1991	1917
	57.4°F (14.1°C)	54.5°F (12.5°C)	2.9°F (1.6°C)	6th Warmest	Warmest since: 1934	2015
	Ties: 2014
Jul 1991–May 1992 11-Month	59.1°F (15.1°C)	56.4°F (13.6°C)	2.7°F (1.5°C)	122nd Coolest	Coolest since: 1991	1917
	59.1°F (15.1°C)	56.4°F (13.6°C)	2.7°F (1.5°C)	6th Warmest	Warmest since: 1934	2015
	Ties: 1996, 2022
Jun 1991–May 1992 12-Month	59.7°F (15.4°C)	57.4°F (14.1°C)	2.3°F (1.3°C)	118th Coolest	Coolest since: 1991	1917
	59.7°F (15.4°C)	57.4°F (14.1°C)	2.3°F (1.3°C)	10th Warmest	Warmest since: 1934	2015
	Ties: 1996, 2009
Dec 1990–May 1992 18-Month	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F (0.6°C)	99th Coolest	Coolest since: 1991	1917
	55.8°F (13.2°C)	54.6°F (12.6°C)	1.2°F (0.6°C)	28th Warmest	Warmest since: 1987	2015
	Ties: 1981, 2008
Jun 1990–May 1992 24-Month	58.6°F (14.8°C)	57.4°F (14.1°C)	1.2°F (0.7°C)	103rd Coolest	Coolest since: 1991	1913, 1917
	58.6°F (14.8°C)	57.4°F (14.1°C)	1.2°F (0.7°C)	24th Warmest	Warmest since: 1960	2015
	Ties: 1935, 2002
Jun 1989–May 1992 36-Month	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	100th Coolest	Coolest since: 1991	1913, 1917
	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	26th Warmest	Warmest since: 1961	2016
	Ties: 1936, 1941, 2011
Jun 1988–May 1992 48-Month	58.5°F (14.7°C)	57.4°F (14.1°C)	1.1°F (0.6°C)	106th Coolest	Coolest since: 1991	1913
	58.5°F (14.7°C)	57.4°F (14.1°C)	1.1°F (0.6°C)	19th Warmest	Warmest to Date	2016, 2017, 2018
	Ties: 2008
Jun 1987–May 1992 60-Month	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	100th Coolest	Coolest since: 1991	1913, 1917
	58.4°F (14.7°C)	57.3°F (14.1°C)	1.1°F (0.6°C)	24th Warmest	Warmest to Date	2018
	Ties: 1993

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings