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, July 2008

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 2008 1-Month	76.5°F (24.7°C)	74.7°F (23.7°C)	1.8°F (1.0°C)	102nd Coolest	Coolest since: 2004	1987
	76.5°F (24.7°C)	74.7°F (23.7°C)	1.8°F (1.0°C)	27th Warmest	Warmest since: 2007	2021
	Ties: 1908, 1936, 1970, 1972, 2020
Jun–Jul 2008 2-Month	73.8°F (23.2°C)	71.5°F (21.9°C)	2.3°F (1.3°C)	110th Coolest	Coolest since: 2007	1944
Jun–Jul 2008 2-Month	73.8°F (23.2°C)	71.5°F (21.9°C)	2.3°F (1.3°C)	19th Warmest	Warmest since: 2006	2021
May–Jul 2008 3-Month	69.8°F (21.0°C)	67.9°F (19.9°C)	1.9°F (1.1°C)	100th Coolest	Coolest since: 2005	1953, 1998
May–Jul 2008 3-Month	69.8°F (21.0°C)	67.9°F (19.9°C)	1.9°F (1.1°C)	29th Warmest	Warmest since: 2007	2021
Apr–Jul 2008 4-Month	65.9°F (18.8°C)	64.4°F (18.0°C)	1.5°F (0.8°C)	94th Coolest	Coolest since: 2005	1944
	65.9°F (18.8°C)	64.4°F (18.0°C)	1.5°F (0.8°C)	35th Warmest	Warmest since: 2007	2021
	Ties: 2012
Mar–Jul 2008 5-Month	62.8°F (17.1°C)	61.3°F (16.3°C)	1.5°F (0.8°C)	94th Coolest	Coolest since: 2006	1912
	62.8°F (17.1°C)	61.3°F (16.3°C)	1.5°F (0.8°C)	35th Warmest	Warmest since: 2007	2013, 2014
	Ties: 2006
Feb–Jul 2008 6-Month	60.0°F (15.6°C)	58.7°F (14.8°C)	1.3°F (0.8°C)	92nd Coolest	Coolest since: 2005	1948
Feb–Jul 2008 6-Month	60.0°F (15.6°C)	58.7°F (14.8°C)	1.3°F (0.8°C)	37th Warmest	Warmest since: 2007	2015
Jan–Jul 2008 7-Month	57.3°F (14.1°C)	56.3°F (13.5°C)	1.0°F (0.6°C)	87th Coolest	Coolest since: 1999	1955
	57.3°F (14.1°C)	56.3°F (13.5°C)	1.0°F (0.6°C)	42nd Warmest	Warmest since: 2007	2014
	Ties: 1947, 1960, 1970, 1978, 1987
Dec 2007–Jul 2008 8-Month	55.3°F (12.9°C)	54.7°F (12.6°C)	0.6°F (0.3°C)	79th Coolest	Coolest since: 1999	1917
	55.3°F (12.9°C)	54.7°F (12.6°C)	0.6°F (0.3°C)	49th Warmest	Warmest since: 2007	2015
	Ties: 1939, 1951, 1972
Nov 2007–Jul 2008 9-Month	55.1°F (12.8°C)	54.1°F (12.3°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 2005	1917
	55.1°F (12.8°C)	54.1°F (12.3°C)	1.0°F (0.5°C)	37th Warmest	Warmest since: 2007	2015
	Ties: 1900, 1936, 1951, 1954
Oct 2007–Jul 2008 10-Month	55.4°F (13.0°C)	54.6°F (12.6°C)	0.8°F (0.4°C)	86th Coolest	Coolest since: 2005	1917
	55.4°F (13.0°C)	54.6°F (12.6°C)	0.8°F (0.4°C)	42nd Warmest	Warmest since: 2007	2015
	Ties: 1928, 1936
Sep 2007–Jul 2008 11-Month	56.5°F (13.6°C)	55.9°F (13.3°C)	0.6°F (0.3°C)	81st Coolest	Coolest since: 2005	1917
	56.5°F (13.6°C)	55.9°F (13.3°C)	0.6°F (0.3°C)	47th Warmest	Warmest since: 2007	2015
	Ties: 1914, 1938, 2005
Aug 2007–Jul 2008 12-Month	58.1°F (14.5°C)	57.3°F (14.1°C)	0.8°F (0.4°C)	88th Coolest	Coolest since: 2005	1917
	58.1°F (14.5°C)	57.3°F (14.1°C)	0.8°F (0.4°C)	40th Warmest	Warmest since: 2007	2015
	Ties: 1938, 1954, 1986, 1990, 2005
Feb 2007–Jul 2008 18-Month	59.2°F (15.1°C)	57.7°F (14.3°C)	1.5°F (0.8°C)	109th Coolest	Coolest since: 2006	1913, 1949
	59.2°F (15.1°C)	57.7°F (14.3°C)	1.5°F (0.8°C)	19th Warmest	Warmest since: 2007	2015
	Ties: 1992, 2005, 2006, 2020
Aug 2006–Jul 2008 24-Month	58.6°F (14.8°C)	57.4°F (14.1°C)	1.2°F (0.7°C)	105th Coolest	Coolest since: 2006	1913
	58.6°F (14.8°C)	57.4°F (14.1°C)	1.2°F (0.7°C)	22nd Warmest	Warmest since: 2007	2015
	Ties: 1935, 1941, 1981, 2010
Aug 2005–Jul 2008 36-Month	58.7°F (14.8°C)	57.4°F (14.1°C)	1.3°F (0.7°C)	105th Coolest	Coolest since: 2007	1913
	58.7°F (14.8°C)	57.4°F (14.1°C)	1.3°F (0.7°C)	21st Warmest	Warmest since: 2007	2015, 2016
	Ties: 1996, 2007
Aug 2004–Jul 2008 48-Month	58.5°F (14.7°C)	57.3°F (14.1°C)	1.2°F (0.6°C)	107th Coolest	Coolest since: 2002	1913
	58.5°F (14.7°C)	57.3°F (14.1°C)	1.2°F (0.6°C)	18th Warmest	Warmest since: 2007	2016
	Ties: 1996, 1998, 1999, 2002, 2013
Aug 2003–Jul 2008 60-Month	58.8°F (14.9°C)	57.4°F (14.1°C)	1.4°F (0.8°C)	110th Coolest	Coolest since: 2003	1913
	58.8°F (14.9°C)	57.4°F (14.1°C)	1.4°F (0.8°C)	14th Warmest	Warmest since: 2007	2017, 2018
	Ties: 1996

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