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 1899

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1899 1-Month	68.5°F (20.3°C)	68.3°F (20.2°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1897	1923
	68.5°F (20.3°C)	68.3°F (20.2°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1898	2021
	Ties: 1951
May–Jun 1899 2-Month	62.5°F (16.9°C)	64.5°F (18.1°C)	-2.0°F (-1.2°C)	21st Coolest	Coolest since: 1899	1953
May–Jun 1899 2-Month	62.5°F (16.9°C)	64.5°F (18.1°C)	-2.0°F (-1.2°C)	108th Warmest	Warmest since: 1898	2001
Apr–Jun 1899 3-Month	59.9°F (15.5°C)	61.0°F (16.1°C)	-1.1°F (-0.6°C)	36th Coolest	Coolest since: 1896	1967, 1998
	59.9°F (15.5°C)	61.0°F (16.1°C)	-1.1°F (-0.6°C)	93rd Warmest	Warmest since: 1898	2021
	Ties: 1902, 1920
Mar–Jun 1899 4-Month	56.9°F (13.8°C)	58.0°F (14.4°C)	-1.1°F (-0.6°C)	36th Coolest	Coolest since: 1899	1917
	56.9°F (13.8°C)	58.0°F (14.4°C)	-1.1°F (-0.6°C)	93rd Warmest	Warmest since: 1898	2015
	Ties: 1929
Feb–Jun 1899 5-Month	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	28th Coolest	Coolest since: 1899	1917
	54.4°F (12.4°C)	55.4°F (13.0°C)	-1.0°F (-0.6°C)	101st Warmest	Warmest since: 1898	2015
	Ties: 1906, 1999
Jan–Jun 1899 6-Month	52.7°F (11.5°C)	53.3°F (11.8°C)	-0.6°F (-0.3°C)	41st Coolest	Coolest since: 1898	1917
	52.7°F (11.5°C)	53.3°F (11.8°C)	-0.6°F (-0.3°C)	88th Warmest	Warmest since: 1896	2015
	Ties: 1906, 1921, 1935, 1950
Dec 1898–Jun 1899 7-Month	51.0°F (10.6°C)	51.7°F (10.9°C)	-0.7°F (-0.3°C)	32nd Coolest	Coolest since: 1898	1917
	51.0°F (10.6°C)	51.7°F (10.9°C)	-0.7°F (-0.3°C)	96th Warmest	Warmest since: 1897	2015
	Ties: 1902, 1906, 1920
Nov 1898–Jun 1899 8-Month	50.7°F (10.4°C)	51.5°F (10.8°C)	-0.8°F (-0.4°C)	32nd Coolest	Coolest since: 1898	1917
	50.7°F (10.4°C)	51.5°F (10.8°C)	-0.8°F (-0.4°C)	96th Warmest	Warmest since: 1897	2015
	Ties: 1907, 1908, 1915, 1965, 1973
Oct 1898–Jun 1899 9-Month	51.6°F (10.9°C)	52.4°F (11.3°C)	-0.8°F (-0.4°C)	29th Coolest	Coolest since: 1898	1917
	51.6°F (10.9°C)	52.4°F (11.3°C)	-0.8°F (-0.4°C)	99th Warmest	Warmest since: 1897	2015
	Ties: 1915, 1919, 1969
Sep 1898–Jun 1899 10-Month	53.3°F (11.8°C)	54.0°F (12.2°C)	-0.7°F (-0.4°C)	31st Coolest	Coolest since: 1898	1917
	53.3°F (11.8°C)	54.0°F (12.2°C)	-0.7°F (-0.4°C)	97th Warmest	Warmest since: 1897	2015
	Ties: 1901, 1969, 1983
Aug 1898–Jun 1899 11-Month	55.3°F (12.9°C)	55.8°F (13.2°C)	-0.5°F (-0.3°C)	34th Coolest	Coolest since: 1898	1917
	55.3°F (12.9°C)	55.8°F (13.2°C)	-0.5°F (-0.3°C)	94th Warmest	Warmest since: 1897	2015
	Ties: 1896, 1897, 1907, 1910, 1945, 1979, 1998
Jul 1898–Jun 1899 12-Month	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	34th Coolest	Coolest since: 1898	1917
	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	94th Warmest	Warmest since: 1897	2015
	Ties: 1932, 1962, 1971
Jan 1898–Jun 1899 18-Month	55.4°F (13.0°C)	56.0°F (13.3°C)	-0.6°F (-0.3°C)	26th Coolest	Coolest since: 1898	1917
	55.4°F (13.0°C)	56.0°F (13.3°C)	-0.6°F (-0.3°C)	102nd Warmest	Warmest since: 1897	2015
	Ties: 1916, 1919, 1942, 1999
Jul 1897–Jun 1899 24-Month	56.6°F (13.7°C)	57.3°F (14.1°C)	-0.7°F (-0.4°C)	16th Coolest	Coolest since: 1899	1913
	56.6°F (13.7°C)	57.3°F (14.1°C)	-0.7°F (-0.4°C)	111th Warmest	Warmest since: 1898	2015
	Ties: 1945, 1956
Jul 1896–Jun 1899 36-Month	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	17th Coolest	Coolest since: 1898	1913, 1917
	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	109th Warmest	Warmest since: 1898	2016
	Ties: 1898, 1904, 1908
Jul 1895–Jun 1899 48-Month	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	17th Coolest	Coolest since: 1899	1913
	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	108th Warmest	Warmest to Date	2016
	Ties: 1903, 1910, 1924, 1951

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 26, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings