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, June 1951

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1951 1-Month	68.5°F (20.3°C)	68.3°F (20.2°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1950	1923
	68.5°F (20.3°C)	68.3°F (20.2°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1949	2021
	Ties: 1899
May–Jun 1951 2-Month	64.9°F (18.3°C)	64.5°F (18.1°C)	0.4°F (0.2°C)	59th Coolest	Coolest since: 1950	1953
	64.9°F (18.3°C)	64.5°F (18.1°C)	0.4°F (0.2°C)	70th Warmest	Warmest since: 1949	2001
	Ties: 1895, 1896
Apr–Jun 1951 3-Month	61.6°F (16.4°C)	61.0°F (16.1°C)	0.6°F (0.3°C)	73rd Coolest	Coolest since: 1950	1967, 1998
	61.6°F (16.4°C)	61.0°F (16.1°C)	0.6°F (0.3°C)	56th Warmest	Warmest since: 1949	2021
	Ties: 1946, 1974
Mar–Jun 1951 4-Month	58.2°F (14.6°C)	57.9°F (14.4°C)	0.3°F (0.2°C)	67th Coolest	Coolest since: 1950	1917
	58.2°F (14.6°C)	57.9°F (14.4°C)	0.3°F (0.2°C)	62nd Warmest	Warmest since: 1950	2015
	Ties: 1932, 1943, 1946, 1950
Feb–Jun 1951 5-Month	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	59th Coolest	Coolest since: 1949	1917
	55.5°F (13.1°C)	55.4°F (13.0°C)	0.1°F (0.1°C)	70th Warmest	Warmest since: 1950	2015
	Ties: 1895, 1941, 1995, 2019
Jan–Jun 1951 6-Month	53.3°F (11.8°C)	53.3°F (11.8°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1950	1917
	53.3°F (11.8°C)	53.3°F (11.8°C)	0.0°F (0.0°C)	71st Warmest	Warmest since: 1947	2015
	Ties: 1973, 1974, 1976
Dec 1950–Jun 1951 7-Month	52.6°F (11.4°C)	51.8°F (11.0°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1950	1917
	52.6°F (11.4°C)	51.8°F (11.0°C)	0.8°F (0.4°C)	43rd Warmest	Warmest since: 1947	2015
	Ties: 1924, 1941, 1960, 2005, 2019
Nov 1950–Jun 1951 8-Month	52.7°F (11.5°C)	51.5°F (10.8°C)	1.2°F (0.7°C)	96th Coolest	Coolest since: 1950	1917
	52.7°F (11.5°C)	51.5°F (10.8°C)	1.2°F (0.7°C)	32nd Warmest	Warmest since: 1940	2015
	Ties: 1900, 1990, 2012
Oct 1950–Jun 1951 9-Month	53.7°F (12.1°C)	52.5°F (11.4°C)	1.2°F (0.7°C)	99th Coolest	Coolest since: 1950	1917
	53.7°F (12.1°C)	52.5°F (11.4°C)	1.2°F (0.7°C)	29th Warmest	Warmest since: 1940	2015
	Ties: 1989, 1994, 2012
Sep 1950–Jun 1951 10-Month	55.1°F (12.8°C)	54.0°F (12.2°C)	1.1°F (0.6°C)	96th Coolest	Coolest since: 1950	1917
	55.1°F (12.8°C)	54.0°F (12.2°C)	1.1°F (0.6°C)	32nd Warmest	Warmest since: 1940	2015
	Ties: 1988
Aug 1950–Jun 1951 11-Month	56.8°F (13.8°C)	55.8°F (13.2°C)	1.0°F (0.6°C)	97th Coolest	Coolest since: 1950	1917
	56.8°F (13.8°C)	55.8°F (13.2°C)	1.0°F (0.6°C)	31st Warmest	Warmest since: 1940	2015
	Ties: 1986, 1987, 1988, 2001
Jul 1950–Jun 1951 12-Month	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	97th Coolest	Coolest since: 1950	1917
	58.4°F (14.7°C)	57.4°F (14.1°C)	1.0°F (0.6°C)	31st Warmest	Warmest since: 1940	2015
	Ties: 1918, 1960
Jan 1950–Jun 1951 18-Month	56.5°F (13.6°C)	56.0°F (13.3°C)	0.5°F (0.3°C)	79th Coolest	Coolest since: 1950	1917
	56.5°F (13.6°C)	56.0°F (13.3°C)	0.5°F (0.3°C)	49th Warmest	Warmest since: 1941	2015
	Ties: 1968
Jul 1949–Jun 1951 24-Month	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	79th Coolest	Coolest since: 1950	1913
	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	48th Warmest	Warmest since: 1941	2015
	Ties: 1936, 1969, 1979, 1995
Jul 1948–Jun 1951 36-Month	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	31st Coolest	Coolest since: 1950	1913, 1917
	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	95th Warmest	Warmest since: 1948	2016
	Ties: 1902, 1920, 1948, 1965, 1966, 1973
Jul 1947–Jun 1951 48-Month	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	17th Coolest	Coolest since: 1950	1913
	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	108th Warmest	Warmest since: 1948	2016
	Ties: 1899, 1903, 1910, 1924
Jul 1946–Jun 1951 60-Month	56.9°F (13.8°C)	57.4°F (14.1°C)	-0.5°F (-0.3°C)	27th Coolest	Coolest since: 1950	1913, 1917
	56.9°F (13.8°C)	57.4°F (14.1°C)	-0.5°F (-0.3°C)	97th Warmest	Warmest since: 1948	2018
	Ties: 1900, 1902, 1908, 1948, 1953, 1956

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings