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 1938

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1938 1-Month	64.1°F (17.8°C)	60.8°F (16.0°C)	3.3°F (1.8°C)	113th Coolest	Coolest since: 1937	1912
	64.1°F (17.8°C)	60.8°F (16.0°C)	3.3°F (1.8°C)	16th Warmest	Warmest to Date	2022
	Ties: 1953
Aug–Sep 1938 2-Month	66.8°F (19.3°C)	65.1°F (18.4°C)	1.7°F (0.9°C)	105th Coolest	Coolest since: 1936	1900
	66.8°F (19.3°C)	65.1°F (18.4°C)	1.7°F (0.9°C)	24th Warmest	Warmest since: 1937	2020
	Ties: 1952, 1963, 2000
Jul–Sep 1938 3-Month	68.0°F (20.0°C)	67.2°F (19.6°C)	0.8°F (0.4°C)	80th Coolest	Coolest since: 1936	1912
	68.0°F (20.0°C)	67.2°F (19.6°C)	0.8°F (0.4°C)	49th Warmest	Warmest since: 1937	2022
	Ties: 1942, 1979
Jun–Sep 1938 4-Month	67.0°F (19.4°C)	66.3°F (19.1°C)	0.7°F (0.3°C)	83rd Coolest	Coolest since: 1934	1907
	67.0°F (19.4°C)	66.3°F (19.1°C)	0.7°F (0.3°C)	46th Warmest	Warmest since: 1937	2021
	Ties: 1939, 1979
May–Sep 1938 5-Month	64.1°F (17.8°C)	63.8°F (17.7°C)	0.3°F (0.1°C)	69th Coolest	Coolest since: 1932	1907, 1965
	64.1°F (17.8°C)	63.8°F (17.7°C)	0.3°F (0.1°C)	60th Warmest	Warmest since: 1937	2021
	Ties: 1947, 1954, 1967, 2019
Apr–Sep 1938 6-Month	61.2°F (16.2°C)	60.9°F (16.1°C)	0.3°F (0.1°C)	70th Coolest	Coolest since: 1933	1912
	61.2°F (16.2°C)	60.9°F (16.1°C)	0.3°F (0.1°C)	59th Warmest	Warmest since: 1937	2021
	Ties: 1956
Mar–Sep 1938 7-Month	57.6°F (14.2°C)	57.7°F (14.3°C)	-0.1°F (-0.1°C)	61st Coolest	Coolest since: 1933	1912
	57.6°F (14.2°C)	57.7°F (14.3°C)	-0.1°F (-0.1°C)	68th Warmest	Warmest since: 1937	1934, 2007, 2021
	Ties: 1900, 1924, 1984
Feb–Sep 1938 8-Month	54.4°F (12.4°C)	54.5°F (12.5°C)	-0.1°F (-0.1°C)	53rd Coolest	Coolest since: 1933	1903
	54.4°F (12.4°C)	54.5°F (12.5°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1937	1934, 2015
	Ties: 1968, 1978, 1999, 2010
Jan–Sep 1938 9-Month	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	69th Coolest	Coolest since: 1937	1917
	51.9°F (11.1°C)	51.6°F (10.9°C)	0.3°F (0.2°C)	60th Warmest	Warmest since: 1936	2015
	Ties: 1918, 1946, 1956
Dec 1937–Sep 1938 10-Month	50.1°F (10.1°C)	49.4°F (9.7°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1937	1917
	50.1°F (10.1°C)	49.4°F (9.7°C)	0.7°F (0.4°C)	44th Warmest	Warmest since: 1936	2015
	Ties: 1919, 1921, 1956, 1960, 1995
Nov 1937–Sep 1938 11-Month	49.3°F (9.6°C)	48.4°F (9.1°C)	0.9°F (0.5°C)	91st Coolest	Coolest since: 1937	1917
	49.3°F (9.6°C)	48.4°F (9.1°C)	0.9°F (0.5°C)	37th Warmest	Warmest since: 1934	2015
	Ties: 2005
Oct 1937–Sep 1938 12-Month	49.5°F (9.7°C)	48.5°F (9.2°C)	1.0°F (0.5°C)	94th Coolest	Coolest since: 1937	1917
	49.5°F (9.7°C)	48.5°F (9.2°C)	1.0°F (0.5°C)	34th Warmest	Warmest since: 1934	2015
	Ties: 1986
Apr 1937–Sep 1938 18-Month	53.6°F (12.0°C)	52.5°F (11.4°C)	1.1°F (0.6°C)	95th Coolest	Coolest since: 1937	1917
	53.6°F (12.0°C)	52.5°F (11.4°C)	1.1°F (0.6°C)	33rd Warmest	Warmest since: 1935	2015
	Ties: 1978, 1989, 2005
Oct 1936–Sep 1938 24-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	45th Coolest	Coolest since: 1937	1913
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1936	2016
	Ties: 1929, 1955, 1963, 1972
Oct 1935–Sep 1938 36-Month	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	58th Coolest	Coolest since: 1937	1917
	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	68th Warmest	Warmest since: 1937	2017
	Ties: 1930, 1934, 1937, 1954, 1967, 1970
Oct 1934–Sep 1938 48-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	70th Coolest	Coolest since: 1935	1915
	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	55th Warmest	Warmest since: 1937	2018
	Ties: 1927, 1935, 1980
Oct 1933–Sep 1938 60-Month	49.5°F (9.7°C)	48.4°F (9.1°C)	1.1°F (0.6°C)	100th Coolest	Coolest since: 1937	1917
	49.5°F (9.7°C)	48.4°F (9.1°C)	1.1°F (0.6°C)	24th Warmest	Warmest to Date	2018
	Ties: 1990, 1992

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings