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 1986

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1986 1-Month	55.6°F (13.1°C)	60.8°F (16.0°C)	-5.2°F (-2.9°C)	3rd Coolest	Coolest since: 1965	1912
	55.6°F (13.1°C)	60.8°F (16.0°C)	-5.2°F (-2.9°C)	126th Warmest	Warmest since: 1985	2022
	Ties: 1900
Aug–Sep 1986 2-Month	64.0°F (17.8°C)	65.1°F (18.4°C)	-1.1°F (-0.6°C)	24th Coolest	Coolest since: 1985	1900
	64.0°F (17.8°C)	65.1°F (18.4°C)	-1.1°F (-0.6°C)	105th Warmest	Warmest since: 1984	2020
	Ties: 1903
Jul–Sep 1986 3-Month	65.7°F (18.7°C)	67.2°F (19.6°C)	-1.5°F (-0.9°C)	11th Coolest	Coolest since: 1968	1912
Jul–Sep 1986 3-Month	65.7°F (18.7°C)	67.2°F (19.6°C)	-1.5°F (-0.9°C)	118th Warmest	Warmest since: 1985	2022
Jun–Sep 1986 4-Month	66.2°F (19.0°C)	66.2°F (19.0°C)	0.0°F (0.0°C)	47th Coolest	Coolest since: 1983	1907
	66.2°F (19.0°C)	66.2°F (19.0°C)	0.0°F (0.0°C)	82nd Warmest	Warmest since: 1985	2021
	Ties: 1928, 1929, 1932, 1951, 1955, 1957, 1971, 1999
May–Sep 1986 5-Month	64.0°F (17.8°C)	63.9°F (17.7°C)	0.1°F (0.1°C)	60th Coolest	Coolest since: 1983	1907, 1965
	64.0°F (17.8°C)	63.9°F (17.7°C)	0.1°F (0.1°C)	69th Warmest	Warmest since: 1985	2021
	Ties: 1921, 1946, 1959, 1963
Apr–Sep 1986 6-Month	61.0°F (16.1°C)	60.8°F (16.0°C)	0.2°F (0.1°C)	62nd Coolest	Coolest since: 1984	1912
	61.0°F (16.1°C)	60.8°F (16.0°C)	0.2°F (0.1°C)	67th Warmest	Warmest since: 1985	2021
	Ties: 1930, 1947, 1972
Mar–Sep 1986 7-Month	58.7°F (14.8°C)	57.6°F (14.2°C)	1.1°F (0.6°C)	90th Coolest	Coolest since: 1985	1912
	58.7°F (14.8°C)	57.6°F (14.2°C)	1.1°F (0.6°C)	39th Warmest	Warmest since: 1981	1934, 2007, 2021
	Ties: 1972
Feb–Sep 1986 8-Month	56.1°F (13.4°C)	54.5°F (12.5°C)	1.6°F (0.9°C)	105th Coolest	Coolest since: 1985	1903
	56.1°F (13.4°C)	54.5°F (12.5°C)	1.6°F (0.9°C)	24th Warmest	Warmest since: 1981	1934, 2015
	Ties: 2002
Jan–Sep 1986 9-Month	53.8°F (12.1°C)	51.6°F (10.9°C)	2.2°F (1.2°C)	110th Coolest	Coolest since: 1985	1917
	53.8°F (12.1°C)	51.6°F (10.9°C)	2.2°F (1.2°C)	19th Warmest	Warmest since: 1981	2015
	Ties: 1996
Dec 1985–Sep 1986 10-Month	51.3°F (10.7°C)	49.4°F (9.7°C)	1.9°F (1.0°C)	107th Coolest	Coolest since: 1985	1917
Dec 1985–Sep 1986 10-Month	51.3°F (10.7°C)	49.4°F (9.7°C)	1.9°F (1.0°C)	21st Warmest	Warmest since: 1981	2015
Nov 1985–Sep 1986 11-Month	49.6°F (9.8°C)	48.3°F (9.1°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1985	1917
	49.6°F (9.8°C)	48.3°F (9.1°C)	1.3°F (0.7°C)	28th Warmest	Warmest since: 1981	2015
	Ties: 1918, 1943, 1954, 2004
Oct 1985–Sep 1986 12-Month	49.5°F (9.7°C)	48.4°F (9.1°C)	1.1°F (0.6°C)	94th Coolest	Coolest since: 1985	1917
	49.5°F (9.7°C)	48.4°F (9.1°C)	1.1°F (0.6°C)	34th Warmest	Warmest since: 1981	2015
	Ties: 1938
Apr 1985–Sep 1986 18-Month	53.7°F (12.1°C)	52.6°F (11.4°C)	1.1°F (0.7°C)	97th Coolest	Coolest since: 1985	1917
	53.7°F (12.1°C)	52.6°F (11.4°C)	1.1°F (0.7°C)	31st Warmest	Warmest since: 1981	2015
	Ties: 1988
Oct 1984–Sep 1986 24-Month	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	63rd Coolest	Coolest since: 1985	1913
	48.5°F (9.2°C)	48.4°F (9.1°C)	0.1°F (0.1°C)	64th Warmest	Warmest since: 1982	2016
	Ties: 1902, 1905, 1943, 1957, 1968, 1970, 2011
Oct 1983–Sep 1986 36-Month	48.4°F (9.1°C)	48.4°F (9.1°C)	0.0°F (0.0°C)	52nd Coolest	Coolest since: 1985	1917
	48.4°F (9.1°C)	48.4°F (9.1°C)	0.0°F (0.0°C)	74th Warmest	Warmest since: 1983	2017
	Ties: 1929, 1943, 1955, 1956, 1971
Oct 1982–Sep 1986 48-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	43rd Coolest	Coolest since: 1985	1915
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	82nd Warmest	Warmest since: 1984	2018
	Ties: 1902, 1911, 1946, 1967
Oct 1981–Sep 1986 60-Month	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	41st Coolest	Coolest since: 1977	1917
	48.2°F (9.0°C)	48.4°F (9.1°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1985	2018
	Ties: 1904, 1926, 1932, 1947, 1956, 1968

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