Regional Rankings

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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 1921

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Record Coolest

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1921 1-Month	75.6°F (24.2°C)	74.7°F (23.7°C)	0.9°F (0.5°C)	82nd Coolest	Coolest since: 1920	1987
	75.6°F (24.2°C)	74.7°F (23.7°C)	0.9°F (0.5°C)	47th Warmest	Warmest since: 1917	2021
	Ties: 1926, 1952
Jun–Jul 1921 2-Month	72.4°F (22.4°C)	71.5°F (21.9°C)	0.9°F (0.5°C)	82nd Coolest	Coolest since: 1920	1944
	72.4°F (22.4°C)	71.5°F (21.9°C)	0.9°F (0.5°C)	47th Warmest	Warmest since: 1918	2021
	Ties: 1937, 1938, 1989
May–Jul 1921 3-Month	67.3°F (19.6°C)	67.9°F (19.9°C)	-0.6°F (-0.3°C)	39th Coolest	Coolest since: 1920	1953, 1998
	67.3°F (19.6°C)	67.9°F (19.9°C)	-0.6°F (-0.3°C)	90th Warmest	Warmest since: 1919	2021
	Ties: 1901, 1914, 1917
Apr–Jul 1921 4-Month	63.6°F (17.6°C)	64.4°F (18.0°C)	-0.8°F (-0.4°C)	39th Coolest	Coolest since: 1920	1944
	63.6°F (17.6°C)	64.4°F (18.0°C)	-0.8°F (-0.4°C)	90th Warmest	Warmest since: 1919	2021
	Ties: 1896, 1942
Mar–Jul 1921 5-Month	61.0°F (16.1°C)	61.3°F (16.3°C)	-0.3°F (-0.2°C)	52nd Coolest	Coolest since: 1920	1912
	61.0°F (16.1°C)	61.3°F (16.3°C)	-0.3°F (-0.2°C)	77th Warmest	Warmest since: 1919	2013, 2014
	Ties: 1897, 1938, 1941
Feb–Jul 1921 6-Month	58.4°F (14.7°C)	58.7°F (14.8°C)	-0.3°F (-0.1°C)	53rd Coolest	Coolest since: 1920	1948
	58.4°F (14.7°C)	58.7°F (14.8°C)	-0.3°F (-0.1°C)	76th Warmest	Warmest since: 1918	2015
	Ties: 1905, 1918, 1937
Jan–Jul 1921 7-Month	56.0°F (13.3°C)	56.3°F (13.5°C)	-0.3°F (-0.2°C)	48th Coolest	Coolest since: 1920	1955
	56.0°F (13.3°C)	56.3°F (13.5°C)	-0.3°F (-0.2°C)	81st Warmest	Warmest since: 1918	2014
	Ties: 1946, 1950, 1991
Dec 1920–Jul 1921 8-Month	54.2°F (12.3°C)	54.7°F (12.6°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1920	1917
	54.2°F (12.3°C)	54.7°F (12.6°C)	-0.5°F (-0.3°C)	87th Warmest	Warmest since: 1918	2015
	Ties: 1935, 1950, 1963
Nov 1920–Jul 1921 9-Month	53.5°F (11.9°C)	54.1°F (12.3°C)	-0.6°F (-0.4°C)	38th Coolest	Coolest since: 1920	1917
	53.5°F (11.9°C)	54.1°F (12.3°C)	-0.6°F (-0.4°C)	90th Warmest	Warmest since: 1918	2015
	Ties: 1902, 1945, 1967, 1995
Oct 1920–Jul 1921 10-Month	53.6°F (12.0°C)	54.6°F (12.6°C)	-1.0°F (-0.6°C)	18th Coolest	Coolest since: 1920	1917
	53.6°F (12.0°C)	54.6°F (12.6°C)	-1.0°F (-0.6°C)	110th Warmest	Warmest since: 1919	2015
	Ties: 1937, 1964
Sep 1920–Jul 1921 11-Month	54.8°F (12.7°C)	55.9°F (13.3°C)	-1.1°F (-0.6°C)	13th Coolest	Coolest since: 1920	1917
	54.8°F (12.7°C)	55.9°F (13.3°C)	-1.1°F (-0.6°C)	115th Warmest	Warmest since: 1919	2015
	Ties: 1898, 1952
Aug 1920–Jul 1921 12-Month	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	14th Coolest	Coolest since: 1920	1917
	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	114th Warmest	Warmest since: 1919	2015
	Ties: 1898, 1901, 1922, 1923, 1944, 1952
Feb 1920–Jul 1921 18-Month	56.7°F (13.7°C)	57.8°F (14.3°C)	-1.1°F (-0.6°C)	8th Coolest	Coolest since: 1920	1913, 1949
	56.7°F (13.7°C)	57.8°F (14.3°C)	-1.1°F (-0.6°C)	120th Warmest	Warmest since: 1920	2015
	Ties: 1920
Aug 1919–Jul 1921 24-Month	56.2°F (13.4°C)	57.4°F (14.1°C)	-1.2°F (-0.7°C)	5th Coolest	Coolest since: 1917	1913
	56.2°F (13.4°C)	57.4°F (14.1°C)	-1.2°F (-0.7°C)	122nd Warmest	Warmest since: 1920	2015
	Ties: 1933
Aug 1918–Jul 1921 36-Month	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	9th Coolest	Coolest since: 1919	1913
	56.4°F (13.6°C)	57.4°F (14.1°C)	-1.0°F (-0.5°C)	117th Warmest	Warmest since: 1920	2015, 2016
	Ties: 1919, 1923
Aug 1917–Jul 1921 48-Month	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	20th Coolest	Coolest since: 1920	1913
	56.8°F (13.8°C)	57.4°F (14.1°C)	-0.6°F (-0.3°C)	105th Warmest	Warmest since: 1908	2016, 2018
	Ties: 1899, 1901, 1951, 1952, 1955
Aug 1916–Jul 1921 60-Month	56.3°F (13.5°C)	57.3°F (14.1°C)	-1.0°F (-0.6°C)	3rd Coolest	Coolest since: 1917	1913
	56.3°F (13.5°C)	57.3°F (14.1°C)	-1.0°F (-0.6°C)	121st Warmest	Warmest since: 1920	2017, 2018
	Ties: 1912, 1915

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published March 2023, retrieved on March 24, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings