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 1983

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1983 1-Month	71.9°F (22.2°C)	74.7°F (23.7°C)	-2.8°F (-1.5°C)	5th Coolest	Coolest since: 1955	1987
July 1983 1-Month	71.9°F (22.2°C)	74.7°F (23.7°C)	-2.8°F (-1.5°C)	124th Warmest	Warmest since: 1982	2021
Jun–Jul 1983 2-Month	69.7°F (20.9°C)	71.5°F (21.9°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1965	1944
Jun–Jul 1983 2-Month	69.7°F (20.9°C)	71.5°F (21.9°C)	-1.8°F (-1.0°C)	118th Warmest	Warmest since: 1982	2021
May–Jul 1983 3-Month	66.9°F (19.4°C)	67.9°F (19.9°C)	-1.0°F (-0.5°C)	30th Coolest	Coolest since: 1980	1953, 1998
	66.9°F (19.4°C)	67.9°F (19.9°C)	-1.0°F (-0.5°C)	99th Warmest	Warmest since: 1982	2021
	Ties: 1903, 1920
Apr–Jul 1983 4-Month	62.6°F (17.0°C)	64.4°F (18.0°C)	-1.8°F (-1.0°C)	11th Coolest	Coolest since: 1975	1944
	62.6°F (17.0°C)	64.4°F (18.0°C)	-1.8°F (-1.0°C)	118th Warmest	Warmest since: 1982	2021
	Ties: 1965
Mar–Jul 1983 5-Month	59.8°F (15.4°C)	61.3°F (16.3°C)	-1.5°F (-0.9°C)	18th Coolest	Coolest since: 1975	1912
	59.8°F (15.4°C)	61.3°F (16.3°C)	-1.5°F (-0.9°C)	111th Warmest	Warmest since: 1982	2013, 2014
	Ties: 1903, 1923
Feb–Jul 1983 6-Month	57.7°F (14.3°C)	58.7°F (14.8°C)	-1.0°F (-0.5°C)	28th Coolest	Coolest since: 1975	1948
	57.7°F (14.3°C)	58.7°F (14.8°C)	-1.0°F (-0.5°C)	101st Warmest	Warmest since: 1982	2015
	Ties: 1899
Jan–Jul 1983 7-Month	55.7°F (13.2°C)	56.3°F (13.5°C)	-0.6°F (-0.3°C)	39th Coolest	Coolest since: 1982	1955
	55.7°F (13.2°C)	56.3°F (13.5°C)	-0.6°F (-0.3°C)	90th Warmest	Warmest since: 1981	2014
	Ties: 1899, 1901, 1945, 1999
Dec 1982–Jul 1983 8-Month	54.1°F (12.3°C)	54.7°F (12.6°C)	-0.6°F (-0.3°C)	38th Coolest	Coolest since: 1979	1917
	54.1°F (12.3°C)	54.7°F (12.6°C)	-0.6°F (-0.3°C)	90th Warmest	Warmest since: 1982	2015
	Ties: 1916, 1965
Nov 1982–Jul 1983 9-Month	53.3°F (11.8°C)	54.1°F (12.3°C)	-0.8°F (-0.5°C)	29th Coolest	Coolest since: 1979	1917
	53.3°F (11.8°C)	54.1°F (12.3°C)	-0.8°F (-0.5°C)	99th Warmest	Warmest since: 1982	2015
	Ties: 1899, 1969, 1971, 1998
Oct 1982–Jul 1983 10-Month	53.8°F (12.1°C)	54.7°F (12.6°C)	-0.9°F (-0.5°C)	23rd Coolest	Coolest since: 1975	1917
	53.8°F (12.1°C)	54.7°F (12.6°C)	-0.9°F (-0.5°C)	105th Warmest	Warmest since: 1982	2015
	Ties: 1915, 1971, 1973
Sep 1982–Jul 1983 11-Month	55.0°F (12.8°C)	55.9°F (13.3°C)	-0.9°F (-0.5°C)	21st Coolest	Coolest since: 1973	1917
	55.0°F (12.8°C)	55.9°F (13.3°C)	-0.9°F (-0.5°C)	107th Warmest	Warmest since: 1982	2015
	Ties: 1937, 1944, 1971, 1973
Aug 1982–Jul 1983 12-Month	56.6°F (13.7°C)	57.4°F (14.1°C)	-0.8°F (-0.4°C)	23rd Coolest	Coolest since: 1975	1917
	56.6°F (13.7°C)	57.4°F (14.1°C)	-0.8°F (-0.4°C)	105th Warmest	Warmest since: 1982	2015
	Ties: 1911, 1919, 1962, 1964, 1969, 1973, 1975
Feb 1982–Jul 1983 18-Month	57.0°F (13.9°C)	57.8°F (14.3°C)	-0.8°F (-0.4°C)	14th Coolest	Coolest since: 1965	1913, 1949
	57.0°F (13.9°C)	57.8°F (14.3°C)	-0.8°F (-0.4°C)	114th Warmest	Warmest since: 1982	2015
	Ties: 1904, 1908, 1910, 1965, 1999
Aug 1981–Jul 1983 24-Month	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	34th Coolest	Coolest since: 1976	1913
	57.0°F (13.9°C)	57.4°F (14.1°C)	-0.4°F (-0.2°C)	93rd Warmest	Warmest since: 1982	2015
	Ties: 1901, 1924, 1942, 1963, 1964, 1973, 1976
Aug 1980–Jul 1983 36-Month	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	80th Coolest	Coolest since: 1980	1913
	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	46th Warmest	Warmest since: 1982	2015, 2016
	Ties: 1935, 1942, 1968, 1978, 1980, 1985, 1999
Aug 1979–Jul 1983 48-Month	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	76th Coolest	Coolest since: 1980	1913
	57.8°F (14.3°C)	57.4°F (14.1°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1982	2016
	Ties: 1942, 1943
Aug 1978–Jul 1983 60-Month	57.6°F (14.2°C)	57.3°F (14.1°C)	0.3°F (0.1°C)	70th Coolest	Coolest since: 1980	1913
	57.6°F (14.2°C)	57.3°F (14.1°C)	0.3°F (0.1°C)	54th Warmest	Warmest since: 1982	2017, 2018
	Ties: 1928, 1935, 1936, 1939, 1972, 1980

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on January 31, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings