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.

Great Basin

Average Temperature Rankings, September 1901

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1901 1-Month	57.7°F (14.3°C)	60.8°F (16.0°C)	-3.1°F (-1.7°C)	10th Coolest	Coolest since: 1900	1912
September 1901 1-Month	57.7°F (14.3°C)	60.8°F (16.0°C)	-3.1°F (-1.7°C)	119th Warmest	Warmest since: 1899	2022
Aug–Sep 1901 2-Month	63.8°F (17.7°C)	65.1°F (18.4°C)	-1.3°F (-0.7°C)	16th Coolest	Coolest since: 1900	1900
	63.8°F (17.7°C)	65.1°F (18.4°C)	-1.3°F (-0.7°C)	113th Warmest	Warmest since: 1898	2020
	Ties: 1954, 1959, 1961, 1964, 1972
Jul–Sep 1901 3-Month	66.9°F (19.4°C)	67.2°F (19.6°C)	-0.3°F (-0.2°C)	42nd Coolest	Coolest since: 1900	1912
	66.9°F (19.4°C)	67.2°F (19.6°C)	-0.3°F (-0.2°C)	87th Warmest	Warmest since: 1898	2022
	Ties: 1914, 1930, 1954, 1957
Jun–Sep 1901 4-Month	65.5°F (18.6°C)	66.3°F (19.1°C)	-0.8°F (-0.5°C)	28th Coolest	Coolest since: 1900	1907
	65.5°F (18.6°C)	66.3°F (19.1°C)	-0.8°F (-0.5°C)	101st Warmest	Warmest since: 1898	2021
	Ties: 1950
May–Sep 1901 5-Month	63.7°F (17.6°C)	63.9°F (17.7°C)	-0.2°F (-0.1°C)	50th Coolest	Coolest since: 1900	1907, 1965
	63.7°F (17.6°C)	63.9°F (17.7°C)	-0.2°F (-0.1°C)	79th Warmest	Warmest since: 1898	2021
	Ties: 1914
Apr–Sep 1901 6-Month	60.4°F (15.8°C)	60.8°F (16.0°C)	-0.4°F (-0.2°C)	48th Coolest	Coolest since: 1900	1912
	60.4°F (15.8°C)	60.8°F (16.0°C)	-0.4°F (-0.2°C)	81st Warmest	Warmest since: 1898	2021
	Ties: 2010
Mar–Sep 1901 7-Month	57.1°F (13.9°C)	57.6°F (14.2°C)	-0.5°F (-0.3°C)	41st Coolest	Coolest since: 1899	1912
	57.1°F (13.9°C)	57.6°F (14.2°C)	-0.5°F (-0.3°C)	88th Warmest	Warmest since: 1900	1934, 2007, 2021
	Ties: 1905, 1927, 1929, 1952, 1973, 1998
Feb–Sep 1901 8-Month	53.9°F (12.2°C)	54.5°F (12.5°C)	-0.6°F (-0.3°C)	34th Coolest	Coolest since: 1899	1903
	53.9°F (12.2°C)	54.5°F (12.5°C)	-0.6°F (-0.3°C)	95th Warmest	Warmest since: 1900	1934, 2015
	Ties: 1902, 1973, 1976, 1993
Jan–Sep 1901 9-Month	51.2°F (10.7°C)	51.6°F (10.9°C)	-0.4°F (-0.2°C)	40th Coolest	Coolest since: 1899	1917
	51.2°F (10.7°C)	51.6°F (10.9°C)	-0.4°F (-0.2°C)	89th Warmest	Warmest since: 1900	2015
	Ties: 1985
Dec 1900–Sep 1901 10-Month	49.3°F (9.6°C)	49.4°F (9.7°C)	-0.1°F (-0.1°C)	52nd Coolest	Coolest since: 1899	1917
	49.3°F (9.6°C)	49.4°F (9.7°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1900	2015
	Ties: 1910
Nov 1900–Sep 1901 11-Month	48.4°F (9.1°C)	48.3°F (9.1°C)	0.1°F (0.0°C)	55th Coolest	Coolest since: 1899	1917
	48.4°F (9.1°C)	48.3°F (9.1°C)	0.1°F (0.0°C)	73rd Warmest	Warmest since: 1900	2015
	Ties: 1902, 1946, 1953, 1980
Oct 1900–Sep 1901 12-Month	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 1899	1917
	48.4°F (9.1°C)	48.5°F (9.2°C)	-0.1°F (-0.1°C)	74th Warmest	Warmest since: 1900	2015
	Ties: 1910, 1968
Apr 1900–Sep 1901 18-Month	52.2°F (11.2°C)	52.5°F (11.4°C)	-0.3°F (-0.2°C)	36th Coolest	Coolest since: 1899	1917
	52.2°F (11.2°C)	52.5°F (11.4°C)	-0.3°F (-0.2°C)	92nd Warmest	Warmest since: 1900	2015
	Ties: 1898, 1904, 1915, 1932, 1937, 1946, 1966, 1968, 1972
Oct 1899–Sep 1901 24-Month	48.6°F (9.2°C)	48.4°F (9.1°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1900	1913
	48.6°F (9.2°C)	48.4°F (9.1°C)	0.2°F (0.1°C)	56th Warmest	Warmest to Date	2016
	Ties: 1947, 1969, 1999
Oct 1898–Sep 1901 36-Month	48.0°F (8.9°C)	48.4°F (9.1°C)	-0.4°F (-0.2°C)	32nd Coolest	Coolest since: 1900	1917
	48.0°F (8.9°C)	48.4°F (9.1°C)	-0.4°F (-0.2°C)	94th Warmest	Warmest to Date	2017
	Ties: 1923, 1944, 1945, 1966, 1977, 1984
Oct 1897–Sep 1901 48-Month	47.9°F (8.8°C)	48.4°F (9.1°C)	-0.5°F (-0.3°C)	23rd Coolest	Coolest since: 1900	1915
	47.9°F (8.8°C)	48.4°F (9.1°C)	-0.5°F (-0.3°C)	102nd Warmest	Warmest to Date	2018
	Ties: 1907, 1919, 1932, 1945, 1947, 1973, 1975, 1985
Oct 1896–Sep 1901 60-Month	47.9°F (8.8°C)	48.4°F (9.1°C)	-0.5°F (-0.3°C)	20th Coolest	Coolest since: 1900	1917
	47.9°F (8.8°C)	48.4°F (9.1°C)	-0.5°F (-0.3°C)	104th Warmest	Warmest to Date	2018
	Ties: 1903, 1919, 1921, 1945, 1951, 1953, 1975, 1976

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