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 1910

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1910 1-Month	66.7°F (19.3°C)	68.3°F (20.2°C)	-1.6°F (-0.9°C)	25th Coolest	Coolest since: 1908	1923
	66.7°F (19.3°C)	68.3°F (20.2°C)	-1.6°F (-0.9°C)	104th Warmest	Warmest since: 1909	2021
	Ties: 1911
May–Jun 1910 2-Month	65.3°F (18.5°C)	64.5°F (18.1°C)	0.8°F (0.4°C)	73rd Coolest	Coolest since: 1909	1953
May–Jun 1910 2-Month	65.3°F (18.5°C)	64.5°F (18.1°C)	0.8°F (0.4°C)	56th Warmest	Warmest since: 1904	2001
Apr–Jun 1910 3-Month	62.6°F (17.0°C)	61.0°F (16.1°C)	1.6°F (0.9°C)	90th Coolest	Coolest since: 1909	1967, 1998
	62.6°F (17.0°C)	61.0°F (16.1°C)	1.6°F (0.9°C)	39th Warmest	Warmest since: 1897	2021
	Ties: 1897, 1960, 2019
Mar–Jun 1910 4-Month	60.0°F (15.6°C)	57.9°F (14.4°C)	2.1°F (1.2°C)	102nd Coolest	Coolest since: 1909	1917
	60.0°F (15.6°C)	57.9°F (14.4°C)	2.1°F (1.2°C)	27th Warmest	Warmest to Date	2015
	Ties: 1936, 1947, 1960, 1972
Feb–Jun 1910 5-Month	56.5°F (13.6°C)	55.4°F (13.0°C)	1.1°F (0.6°C)	88th Coolest	Coolest since: 1909	1917
	56.5°F (13.6°C)	55.4°F (13.0°C)	1.1°F (0.6°C)	41st Warmest	Warmest since: 1900	2015
	Ties: 1900, 1966, 1993, 2006
Jan–Jun 1910 6-Month	53.6°F (12.0°C)	53.3°F (11.8°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1909	1917
	53.6°F (12.0°C)	53.3°F (11.8°C)	0.3°F (0.2°C)	59th Warmest	Warmest since: 1905	2015
	Ties: 1905, 1939
Dec 1909–Jun 1910 7-Month	51.6°F (10.9°C)	51.8°F (11.0°C)	-0.2°F (-0.1°C)	52nd Coolest	Coolest since: 1909	1917
	51.6°F (10.9°C)	51.8°F (11.0°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1905	2015
	Ties: 1963, 1982, 2011
Nov 1909–Jun 1910 8-Month	51.2°F (10.7°C)	51.5°F (10.8°C)	-0.3°F (-0.1°C)	47th Coolest	Coolest since: 1909	1917
	51.2°F (10.7°C)	51.5°F (10.8°C)	-0.3°F (-0.1°C)	81st Warmest	Warmest since: 1905	2015
	Ties: 1902, 2011
Oct 1909–Jun 1910 9-Month	52.0°F (11.1°C)	52.5°F (11.4°C)	-0.5°F (-0.3°C)	42nd Coolest	Coolest since: 1909	1917
	52.0°F (11.1°C)	52.5°F (11.4°C)	-0.5°F (-0.3°C)	86th Warmest	Warmest since: 1905	2015
	Ties: 1979
Sep 1909–Jun 1910 10-Month	53.5°F (11.9°C)	54.0°F (12.2°C)	-0.5°F (-0.3°C)	38th Coolest	Coolest since: 1909	1917
	53.5°F (11.9°C)	54.0°F (12.2°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1905	2015
	Ties: 1897, 1902, 1916, 1945, 1979, 1999
Aug 1909–Jun 1910 11-Month	55.3°F (12.9°C)	55.8°F (13.2°C)	-0.5°F (-0.3°C)	34th Coolest	Coolest since: 1909	1917
	55.3°F (12.9°C)	55.8°F (13.2°C)	-0.5°F (-0.3°C)	94th Warmest	Warmest since: 1907	2015
	Ties: 1896, 1897, 1899, 1907, 1945, 1979, 1998
Jul 1909–Jun 1910 12-Month	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	27th Coolest	Coolest since: 1909	1917
	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	101st Warmest	Warmest since: 1907	2015
	Ties: 1896, 1937, 1945, 1973, 1975, 1983
Jan 1909–Jun 1910 18-Month	55.3°F (12.9°C)	55.9°F (13.3°C)	-0.6°F (-0.4°C)	19th Coolest	Coolest since: 1909	1917
	55.3°F (12.9°C)	55.9°F (13.3°C)	-0.6°F (-0.4°C)	109th Warmest	Warmest since: 1907	2015
	Ties: 1904, 1952, 1953, 1955, 1976, 1983
Jul 1908–Jun 1910 24-Month	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	19th Coolest	Coolest since: 1909	1913
	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest since: 1908	2015
	Ties: 1898, 1902, 1908, 1911, 1916, 1953
Jul 1907–Jun 1910 36-Month	56.5°F (13.6°C)	57.4°F (14.1°C)	-0.9°F (-0.5°C)	12th Coolest	Coolest since: 1903	1913, 1917
	56.5°F (13.6°C)	57.4°F (14.1°C)	-0.9°F (-0.5°C)	114th Warmest	Warmest since: 1909	2016
	Ties: 1915, 1918
Jul 1906–Jun 1910 48-Month	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	17th Coolest	Coolest since: 1909	1913
	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	108th Warmest	Warmest since: 1908	2016
	Ties: 1899, 1903, 1924, 1951
Jul 1905–Jun 1910 60-Month	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	15th Coolest	Coolest since: 1903	1913, 1917
	56.7°F (13.7°C)	57.4°F (14.1°C)	-0.7°F (-0.4°C)	109th Warmest	Warmest since: 1909	2018
	Ties: 1903, 1922, 1925, 1950

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published February 2023, retrieved on February 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings