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 1967

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1967 1-Month	60.9°F (16.1°C)	60.7°F (15.9°C)	0.2°F (0.2°C)	56th Coolest	Coolest since: 1965	1977
	60.9°F (16.1°C)	60.7°F (15.9°C)	0.2°F (0.2°C)	73rd Warmest	Warmest since: 1966	2001
	Ties: 1950
Apr–May 1967 2-Month	52.9°F (11.6°C)	57.4°F (14.1°C)	-4.5°F (-2.5°C)	1st Coolest	Coolest since: 1967	1967
Apr–May 1967 2-Month	52.9°F (11.6°C)	57.4°F (14.1°C)	-4.5°F (-2.5°C)	128th Warmest	Warmest since: 1966	1992
Mar–May 1967 3-Month	51.3°F (10.7°C)	54.5°F (12.5°C)	-3.2°F (-1.8°C)	2nd Coolest	Coolest since: 1917	1917
	51.3°F (10.7°C)	54.5°F (12.5°C)	-3.2°F (-1.8°C)	127th Warmest	Warmest since: 1966	1934
	Ties: 1975
Feb–May 1967 4-Month	50.1°F (10.1°C)	52.2°F (11.2°C)	-2.1°F (-1.1°C)	10th Coolest	Coolest since: 1955	1917
Feb–May 1967 4-Month	50.1°F (10.1°C)	52.2°F (11.2°C)	-2.1°F (-1.1°C)	119th Warmest	Warmest since: 1966	1934
Jan–May 1967 5-Month	48.8°F (9.3°C)	50.3°F (10.2°C)	-1.5°F (-0.9°C)	15th Coolest	Coolest since: 1964	1917
	48.8°F (9.3°C)	50.3°F (10.2°C)	-1.5°F (-0.9°C)	114th Warmest	Warmest since: 1966	2015
	Ties: 1902, 1942, 1952
Dec 1966–May 1967 6-Month	48.0°F (8.9°C)	49.1°F (9.5°C)	-1.1°F (-0.6°C)	22nd Coolest	Coolest since: 1964	1917
	48.0°F (8.9°C)	49.1°F (9.5°C)	-1.1°F (-0.6°C)	106th Warmest	Warmest since: 1966	2015
	Ties: 1902, 1909, 1919, 1942, 1962, 1973, 1979
Nov 1966–May 1967 7-Month	48.4°F (9.1°C)	49.1°F (9.5°C)	-0.7°F (-0.4°C)	33rd Coolest	Coolest since: 1964	1917
	48.4°F (9.1°C)	49.1°F (9.5°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 1966	2015
	Ties: 1942, 1991, 1998
Oct 1966–May 1967 8-Month	49.9°F (9.9°C)	50.5°F (10.3°C)	-0.6°F (-0.4°C)	38th Coolest	Coolest since: 1964	1917
	49.9°F (9.9°C)	50.5°F (10.3°C)	-0.6°F (-0.4°C)	90th Warmest	Warmest since: 1966	2015
	Ties: 1896
Sep 1966–May 1967 9-Month	52.0°F (11.1°C)	52.4°F (11.3°C)	-0.4°F (-0.2°C)	39th Coolest	Coolest since: 1964	1917
	52.0°F (11.1°C)	52.4°F (11.3°C)	-0.4°F (-0.2°C)	89th Warmest	Warmest since: 1966	2015
	Ties: 1910, 1916, 1945, 1972, 1974, 1998
Aug 1966–May 1967 10-Month	54.4°F (12.4°C)	54.6°F (12.6°C)	-0.2°F (-0.2°C)	48th Coolest	Coolest since: 1964	1917
	54.4°F (12.4°C)	54.6°F (12.6°C)	-0.2°F (-0.2°C)	80th Warmest	Warmest since: 1966	2015
	Ties: 1950, 1958, 1972, 1985, 1991, 1999
Jul 1966–May 1967 11-Month	56.1°F (13.4°C)	56.4°F (13.6°C)	-0.3°F (-0.2°C)	44th Coolest	Coolest since: 1964	1917
	56.1°F (13.4°C)	56.4°F (13.6°C)	-0.3°F (-0.2°C)	84th Warmest	Warmest since: 1966	2015
	Ties: 1904, 1974, 1977, 1998
Jun 1966–May 1967 12-Month	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	40th Coolest	Coolest since: 1966	1917
	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1966	2015
	Ties: 1907, 1923, 1924, 1925, 1956, 1957, 1966, 1998, 1999
Dec 1965–May 1967 18-Month	54.5°F (12.5°C)	54.6°F (12.6°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1966	1917
	54.5°F (12.5°C)	54.6°F (12.6°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest since: 1966	2015
	Ties: 1901, 1963, 1966, 1977
Jun 1965–May 1967 24-Month	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	37th Coolest	Coolest since: 1965	1913, 1917
	57.1°F (13.9°C)	57.4°F (14.1°C)	-0.3°F (-0.2°C)	90th Warmest	Warmest since: 1966	2015
	Ties: 1924, 1925, 1930, 1942, 1957, 1972, 1975, 1976, 1977, 1999
Jun 1964–May 1967 36-Month	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1966	1913, 1917
	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	80th Warmest	Warmest since: 1963	2016
	Ties: 1906, 1907, 1929, 1947, 1958
Jun 1963–May 1967 48-Month	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	32nd Coolest	Coolest since: 1958	1913
	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	93rd Warmest	Warmest since: 1966	2016, 2017, 2018
	Ties: 1900, 1902, 1908, 1947, 1956, 1957, 1974, 1975, 1976
Jun 1962–May 1967 60-Month	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	40th Coolest	Coolest since: 1966	1913, 1917
	57.1°F (13.9°C)	57.3°F (14.1°C)	-0.2°F (-0.2°C)	84th Warmest	Warmest since: 1966	2018
	Ties: 1926, 1945, 1958, 1966, 1973

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings