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 1948

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1948 1-Month	72.7°F (22.6°C)	74.7°F (23.7°C)	-2.0°F (-1.1°C)	13th Coolest	Coolest since: 1947	1987
	72.7°F (22.6°C)	74.7°F (23.7°C)	-2.0°F (-1.1°C)	116th Warmest	Warmest since: 1947	2021
	Ties: 1947
Jun–Jul 1948 2-Month	70.0°F (21.1°C)	71.5°F (21.9°C)	-1.5°F (-0.8°C)	14th Coolest	Coolest since: 1944	1944
	70.0°F (21.1°C)	71.5°F (21.9°C)	-1.5°F (-0.8°C)	115th Warmest	Warmest since: 1947	2021
	Ties: 1993
May–Jul 1948 3-Month	66.1°F (18.9°C)	67.9°F (19.9°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1944	1953, 1998
	66.1°F (18.9°C)	67.9°F (19.9°C)	-1.8°F (-1.0°C)	118th Warmest	Warmest since: 1947	2021
	Ties: 1955
Apr–Jul 1948 4-Month	62.4°F (16.9°C)	64.4°F (18.0°C)	-2.0°F (-1.1°C)	8th Coolest	Coolest since: 1944	1944
	62.4°F (16.9°C)	64.4°F (18.0°C)	-2.0°F (-1.1°C)	121st Warmest	Warmest since: 1947	2021
	Ties: 1923, 1975
Mar–Jul 1948 5-Month	58.8°F (14.9°C)	61.3°F (16.3°C)	-2.5°F (-1.4°C)	2nd Coolest	Coolest since: 1912	1912
Mar–Jul 1948 5-Month	58.8°F (14.9°C)	61.3°F (16.3°C)	-2.5°F (-1.4°C)	127th Warmest	Warmest since: 1947	2013, 2014
Feb–Jul 1948 6-Month	56.1°F (13.4°C)	58.6°F (14.8°C)	-2.5°F (-1.4°C)	1st Coolest	Coolest since: 1948	1948
Feb–Jul 1948 6-Month	56.1°F (13.4°C)	58.6°F (14.8°C)	-2.5°F (-1.4°C)	128th Warmest	Warmest since: 1947	2015
Jan–Jul 1948 7-Month	54.6°F (12.6°C)	56.3°F (13.5°C)	-1.7°F (-0.9°C)	9th Coolest	Coolest since: 1944	1955
	54.6°F (12.6°C)	56.3°F (13.5°C)	-1.7°F (-0.9°C)	120th Warmest	Warmest since: 1947	2014
	Ties: 1937, 1975
Dec 1947–Jul 1948 8-Month	53.0°F (11.7°C)	54.7°F (12.6°C)	-1.7°F (-0.9°C)	8th Coolest	Coolest since: 1944	1917
	53.0°F (11.7°C)	54.7°F (12.6°C)	-1.7°F (-0.9°C)	120th Warmest	Warmest since: 1947	2015
	Ties: 1912, 1975
Nov 1947–Jul 1948 9-Month	52.2°F (11.2°C)	54.1°F (12.3°C)	-1.9°F (-1.1°C)	5th Coolest	Coolest since: 1917	1917
Nov 1947–Jul 1948 9-Month	52.2°F (11.2°C)	54.1°F (12.3°C)	-1.9°F (-1.1°C)	123rd Warmest	Warmest since: 1947	2015
Oct 1947–Jul 1948 10-Month	52.9°F (11.6°C)	54.6°F (12.6°C)	-1.7°F (-1.0°C)	6th Coolest	Coolest since: 1917	1917
	52.9°F (11.6°C)	54.6°F (12.6°C)	-1.7°F (-1.0°C)	122nd Warmest	Warmest since: 1947	2015
	Ties: 1912
Sep 1947–Jul 1948 11-Month	54.6°F (12.6°C)	55.9°F (13.3°C)	-1.3°F (-0.7°C)	9th Coolest	Coolest since: 1932	1917
	54.6°F (12.6°C)	55.9°F (13.3°C)	-1.3°F (-0.7°C)	119th Warmest	Warmest since: 1947	2015
	Ties: 1929
Aug 1947–Jul 1948 12-Month	56.0°F (13.3°C)	57.4°F (14.1°C)	-1.4°F (-0.8°C)	7th Coolest	Coolest since: 1917	1917
Aug 1947–Jul 1948 12-Month	56.0°F (13.3°C)	57.4°F (14.1°C)	-1.4°F (-0.8°C)	121st Warmest	Warmest since: 1947	2015
Feb 1947–Jul 1948 18-Month	57.4°F (14.1°C)	57.8°F (14.3°C)	-0.4°F (-0.2°C)	33rd Coolest	Coolest since: 1945	1913, 1949
	57.4°F (14.1°C)	57.8°F (14.3°C)	-0.4°F (-0.2°C)	95th Warmest	Warmest since: 1947	2015
	Ties: 1896, 1897, 1899, 1906, 1915, 1924, 1929, 1966
Aug 1946–Jul 1948 24-Month	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	21st Coolest	Coolest since: 1945	1913
	56.7°F (13.7°C)	57.3°F (14.1°C)	-0.6°F (-0.4°C)	106th Warmest	Warmest since: 1947	2015
	Ties: 1902, 1916, 1945
Aug 1945–Jul 1948 36-Month	56.9°F (13.8°C)	57.4°F (14.1°C)	-0.5°F (-0.3°C)	25th Coolest	Coolest since: 1946	1913
	56.9°F (13.8°C)	57.4°F (14.1°C)	-0.5°F (-0.3°C)	101st Warmest	Warmest since: 1947	2015, 2016
	Ties: 1905, 1920, 1933, 1946, 1964, 1973
Aug 1944–Jul 1948 48-Month	56.9°F (13.8°C)	57.3°F (14.1°C)	-0.4°F (-0.3°C)	26th Coolest	Coolest since: 1945	1913
	56.9°F (13.8°C)	57.3°F (14.1°C)	-0.4°F (-0.3°C)	99th Warmest	Warmest since: 1947	2016
	Ties: 1900, 1902, 1905, 1906, 1908, 1925, 1945, 1958, 1965, 1976
Aug 1943–Jul 1948 60-Month	56.8°F (13.8°C)	57.3°F (14.1°C)	-0.5°F (-0.3°C)	19th Coolest	Coolest since: 1925	1913
	56.8°F (13.8°C)	57.3°F (14.1°C)	-0.5°F (-0.3°C)	105th Warmest	Warmest since: 1947	2017, 2018
	Ties: 1901, 1902, 1904, 1905, 1909, 1918, 1925

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings