Regional Rankings

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Month:

Region:

Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1980

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1980 1-Month	58.2°F (14.6°C)	60.7°F (15.9°C)	-2.5°F (-1.3°C)	22nd Coolest	Coolest since: 1977	1977
	58.2°F (14.6°C)	60.7°F (15.9°C)	-2.5°F (-1.3°C)	107th Warmest	Warmest since: 1979	2001
	Ties: 1902, 1948, 1964
Apr–May 1980 2-Month	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	41st Coolest	Coolest since: 1978	1967
	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	88th Warmest	Warmest since: 1979	1992
	Ties: 1930
Mar–May 1980 3-Month	53.3°F (11.8°C)	54.5°F (12.5°C)	-1.2°F (-0.7°C)	33rd Coolest	Coolest since: 1977	1917
	53.3°F (11.8°C)	54.5°F (12.5°C)	-1.2°F (-0.7°C)	96th Warmest	Warmest since: 1979	1934
	Ties: 1908, 1918
Feb–May 1980 4-Month	52.2°F (11.2°C)	52.2°F (11.2°C)	0.0°F (0.0°C)	57th Coolest	Coolest since: 1979	1917
	52.2°F (11.2°C)	52.2°F (11.2°C)	0.0°F (0.0°C)	72nd Warmest	Warmest since: 1979	1934
	Ties: 1895, 1973, 1979
Jan–May 1980 5-Month	50.9°F (10.5°C)	50.2°F (10.1°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 1979	1917
	50.9°F (10.5°C)	50.2°F (10.1°C)	0.7°F (0.4°C)	52nd Warmest	Warmest since: 1978	2015
	Ties: 1910, 1958, 1966
Dec 1979–May 1980 6-Month	50.1°F (10.1°C)	49.1°F (9.5°C)	1.0°F (0.6°C)	90th Coolest	Coolest since: 1979	1917
	50.1°F (10.1°C)	49.1°F (9.5°C)	1.0°F (0.6°C)	38th Warmest	Warmest since: 1978	2015
	Ties: 1914, 1928, 1990
Nov 1979–May 1980 7-Month	49.8°F (9.9°C)	49.1°F (9.5°C)	0.7°F (0.4°C)	77th Coolest	Coolest since: 1979	1917
	49.8°F (9.9°C)	49.1°F (9.5°C)	0.7°F (0.4°C)	51st Warmest	Warmest since: 1978	2015
	Ties: 1988
Oct 1979–May 1980 8-Month	51.2°F (10.7°C)	50.4°F (10.2°C)	0.8°F (0.5°C)	84th Coolest	Coolest since: 1979	1917
	51.2°F (10.7°C)	50.4°F (10.2°C)	0.8°F (0.5°C)	44th Warmest	Warmest since: 1978	2015
	Ties: 2001
Sep 1979–May 1980 9-Month	53.6°F (12.0°C)	52.4°F (11.3°C)	1.2°F (0.7°C)	100th Coolest	Coolest since: 1979	1917
	53.6°F (12.0°C)	52.4°F (11.3°C)	1.2°F (0.7°C)	28th Warmest	Warmest since: 1978	2015
	Ties: 1951, 1968, 1988, 1994
Aug 1979–May 1980 10-Month	55.4°F (13.0°C)	54.6°F (12.6°C)	0.8°F (0.4°C)	90th Coolest	Coolest since: 1979	1917
	55.4°F (13.0°C)	54.6°F (12.6°C)	0.8°F (0.4°C)	38th Warmest	Warmest since: 1978	2015
	Ties: 1970, 1986, 1987, 2001
Jul 1979–May 1980 11-Month	57.1°F (13.9°C)	56.4°F (13.6°C)	0.7°F (0.3°C)	90th Coolest	Coolest since: 1979	1917
	57.1°F (13.9°C)	56.4°F (13.6°C)	0.7°F (0.3°C)	38th Warmest	Warmest since: 1978	2015
	Ties: 1938, 1960, 1988, 1994, 2005
Jun 1979–May 1980 12-Month	58.2°F (14.6°C)	57.4°F (14.1°C)	0.8°F (0.5°C)	92nd Coolest	Coolest since: 1979	1917
	58.2°F (14.6°C)	57.4°F (14.1°C)	0.8°F (0.5°C)	36th Warmest	Warmest since: 1978	2015
	Ties: 1941, 1982, 1988, 1993, 2005
Dec 1978–May 1980 18-Month	54.8°F (12.7°C)	54.6°F (12.6°C)	0.2°F (0.1°C)	73rd Coolest	Coolest since: 1977	1917
	54.8°F (12.7°C)	54.6°F (12.6°C)	0.2°F (0.1°C)	54th Warmest	Warmest since: 1979	2015
	Ties: 1905, 1932, 1936, 1939, 1943, 1954
Jun 1978–May 1980 24-Month	57.5°F (14.2°C)	57.4°F (14.1°C)	0.1°F (0.1°C)	61st Coolest	Coolest since: 1977	1913, 1917
	57.5°F (14.2°C)	57.4°F (14.1°C)	0.1°F (0.1°C)	66th Warmest	Warmest since: 1979	2015
	Ties: 1905, 1919, 1947, 1952, 1970, 1971, 1984
Jun 1977–May 1980 36-Month	58.0°F (14.4°C)	57.4°F (14.1°C)	0.6°F (0.3°C)	86th Coolest	Coolest since: 1979	1913, 1917
	58.0°F (14.4°C)	57.4°F (14.1°C)	0.6°F (0.3°C)	40th Warmest	Warmest since: 1961	2016
	Ties: 1959, 1999, 2012
Jun 1976–May 1980 48-Month	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	72nd Coolest	Coolest since: 1979	1913
	57.7°F (14.3°C)	57.4°F (14.1°C)	0.3°F (0.2°C)	53rd Warmest	Warmest since: 1970	2016, 2017, 2018
	Ties: 1934, 1970, 1985
Jun 1975–May 1980 60-Month	57.6°F (14.2°C)	57.3°F (14.1°C)	0.3°F (0.1°C)	70th Coolest	Coolest since: 1979	1913, 1917
	57.6°F (14.2°C)	57.3°F (14.1°C)	0.3°F (0.1°C)	54th Warmest	Warmest since: 1964	2018
	Ties: 1935, 1936, 1937, 1964

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published May 2023, retrieved on June 7, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings