Regional Rankings

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Month:

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Please note, Palmer Indices are not available for NWS Regions. Degree Days are not available for Great Plains, Souther Plains and Gulf Coast Rockies and Westward, River Basins, or Agricultural Belts. 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 1930

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1930 1-Month	74.7°F (23.7°C)	74.7°F (23.7°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1929	1987
	74.7°F (23.7°C)	74.7°F (23.7°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1927	2021
	Ties: 1901, 1951, 1964, 1976, 2012
Jun–Jul 1930 2-Month	71.9°F (22.2°C)	71.5°F (21.9°C)	0.4°F (0.3°C)	70th Coolest	Coolest since: 1929	1944
	71.9°F (22.2°C)	71.5°F (21.9°C)	0.4°F (0.3°C)	59th Warmest	Warmest since: 1926	2021
	Ties: 1935, 1942, 1949, 1978
May–Jul 1930 3-Month	66.8°F (19.3°C)	67.9°F (19.9°C)	-1.1°F (-0.6°C)	29th Coolest	Coolest since: 1923	1953, 1998
May–Jul 1930 3-Month	66.8°F (19.3°C)	67.9°F (19.9°C)	-1.1°F (-0.6°C)	100th Warmest	Warmest since: 1929	2021
Apr–Jul 1930 4-Month	64.1°F (17.8°C)	64.4°F (18.0°C)	-0.3°F (-0.2°C)	45th Coolest	Coolest since: 1929	1944
	64.1°F (17.8°C)	64.4°F (18.0°C)	-0.3°F (-0.2°C)	84th Warmest	Warmest since: 1928	2021
	Ties: 1914, 1927, 1978
Mar–Jul 1930 5-Month	61.4°F (16.3°C)	61.3°F (16.3°C)	0.1°F (0.0°C)	61st Coolest	Coolest since: 1929	1912
	61.4°F (16.3°C)	61.3°F (16.3°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1928	2013, 2014
	Ties: 1918, 1943
Feb–Jul 1930 6-Month	59.3°F (15.2°C)	58.7°F (14.8°C)	0.6°F (0.4°C)	77th Coolest	Coolest since: 1929	1948
	59.3°F (15.2°C)	58.7°F (14.8°C)	0.6°F (0.4°C)	52nd Warmest	Warmest since: 1928	2015
	Ties: 1978
Jan–Jul 1930 7-Month	56.5°F (13.6°C)	56.3°F (13.5°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1929	1955
	56.5°F (13.6°C)	56.3°F (13.5°C)	0.2°F (0.1°C)	62nd Warmest	Warmest since: 1928	2014
	Ties: 1957, 1973, 1980, 1993
Dec 1929–Jul 1930 8-Month	55.4°F (13.0°C)	54.7°F (12.6°C)	0.7°F (0.4°C)	83rd Coolest	Coolest since: 1929	1917
	55.4°F (13.0°C)	54.7°F (12.6°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1928	2015
	Ties: 1928, 1941, 1985
Nov 1929–Jul 1930 9-Month	54.9°F (12.7°C)	54.1°F (12.3°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1929	1917
	54.9°F (12.7°C)	54.1°F (12.3°C)	0.8°F (0.4°C)	43rd Warmest	Warmest since: 1928	2015
	Ties: 1928, 1961, 1988, 1989, 2005
Oct 1929–Jul 1930 10-Month	55.6°F (13.1°C)	54.6°F (12.6°C)	1.0°F (0.5°C)	90th Coolest	Coolest since: 1929	1917
	55.6°F (13.1°C)	54.6°F (12.6°C)	1.0°F (0.5°C)	38th Warmest	Warmest since: 1926	2015
	Ties: 1987
Sep 1929–Jul 1930 11-Month	56.6°F (13.7°C)	55.9°F (13.3°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1929	1917
	56.6°F (13.7°C)	55.9°F (13.3°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1926	2015
	Ties: 1900, 1918, 1980
Aug 1929–Jul 1930 12-Month	58.2°F (14.6°C)	57.4°F (14.1°C)	0.8°F (0.5°C)	91st Coolest	Coolest since: 1929	1917
	58.2°F (14.6°C)	57.4°F (14.1°C)	0.8°F (0.5°C)	37th Warmest	Warmest to Date	2015
	Ties: 1936, 1961
Feb 1929–Jul 1930 18-Month	57.9°F (14.4°C)	57.8°F (14.3°C)	0.1°F (0.1°C)	68th Coolest	Coolest since: 1929	1913, 1949
	57.9°F (14.4°C)	57.8°F (14.3°C)	0.1°F (0.1°C)	60th Warmest	Warmest since: 1927	2015
	Ties: 1958, 1967, 1973, 1974
Aug 1928–Jul 1930 24-Month	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	46th Coolest	Coolest since: 1929	1913
	57.2°F (14.0°C)	57.4°F (14.1°C)	-0.2°F (-0.1°C)	81st Warmest	Warmest since: 1928	2015
	Ties: 1900, 1946, 1966
Aug 1927–Jul 1930 36-Month	57.3°F (14.1°C)	57.4°F (14.1°C)	-0.1°F (0.0°C)	51st Coolest	Coolest since: 1929	1913
	57.3°F (14.1°C)	57.4°F (14.1°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 1928	2015, 2016
	Ties: 1906, 1943, 1947, 1952, 1953, 1958
Aug 1926–Jul 1930 48-Month	57.3°F (14.1°C)	57.4°F (14.1°C)	-0.1°F (0.0°C)	50th Coolest	Coolest since: 1929	1913
	57.3°F (14.1°C)	57.4°F (14.1°C)	-0.1°F (0.0°C)	75th Warmest	Warmest since: 1929	2016, 2018
	Ties: 1926, 1929, 1933, 1953, 1972, 1973
Aug 1925–Jul 1930 60-Month	57.5°F (14.2°C)	57.3°F (14.1°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 1929	1913
	57.5°F (14.2°C)	57.3°F (14.1°C)	0.2°F (0.1°C)	66th Warmest	Warmest since: 1928	2017, 2018
	Ties: 1931, 1944, 1954, 1959, 1971

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings