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 2017

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2017 1-Month	60.7°F (15.9°C)	60.8°F (16.0°C)	-0.1°F (-0.1°C)	54th Coolest	Coolest since: 2006	1912
	60.7°F (15.9°C)	60.8°F (16.0°C)	-0.1°F (-0.1°C)	75th Warmest	Warmest since: 2016	2022
	Ties: 1898, 1954
Aug–Sep 2017 2-Month	66.6°F (19.2°C)	65.2°F (18.4°C)	1.4°F (0.8°C)	101st Coolest	Coolest since: 2016	1900
	66.6°F (19.2°C)	65.2°F (18.4°C)	1.4°F (0.8°C)	28th Warmest	Warmest since: 2015	2020
	Ties: 1922, 1943, 1960, 1966, 1991, 1997, 2007
Jul–Sep 2017 3-Month	69.5°F (20.8°C)	67.2°F (19.6°C)	2.3°F (1.2°C)	119th Coolest	Coolest since: 2016	1912
	69.5°F (20.8°C)	67.2°F (19.6°C)	2.3°F (1.2°C)	10th Warmest	Warmest since: 2012	2022
	Ties: 2008
Jun–Sep 2017 4-Month	69.2°F (20.7°C)	66.3°F (19.1°C)	2.9°F (1.6°C)	120th Coolest	Coolest since: 2016	1907
Jun–Sep 2017 4-Month	69.2°F (20.7°C)	66.3°F (19.1°C)	2.9°F (1.6°C)	9th Warmest	Warmest since: 2015	2021
May–Sep 2017 5-Month	66.6°F (19.2°C)	63.9°F (17.7°C)	2.7°F (1.5°C)	119th Coolest	Coolest since: 2016	1907, 1965
May–Sep 2017 5-Month	66.6°F (19.2°C)	63.9°F (17.7°C)	2.7°F (1.5°C)	10th Warmest	Warmest since: 2012	2021
Apr–Sep 2017 6-Month	63.1°F (17.3°C)	60.8°F (16.0°C)	2.3°F (1.3°C)	114th Coolest	Coolest since: 2016	1912
	63.1°F (17.3°C)	60.8°F (16.0°C)	2.3°F (1.3°C)	15th Warmest	Warmest since: 2016	2021
	Ties: 2006, 2013, 2015, 2016
Mar–Sep 2017 7-Month	60.6°F (15.9°C)	57.7°F (14.3°C)	2.9°F (1.6°C)	119th Coolest	Coolest since: 2016	1912
	60.6°F (15.9°C)	57.7°F (14.3°C)	2.9°F (1.6°C)	10th Warmest	Warmest since: 2015	1934, 2007, 2021
	Ties: 2020
Feb–Sep 2017 8-Month	57.6°F (14.2°C)	54.4°F (12.4°C)	3.2°F (1.8°C)	124th Coolest	Coolest since: 2016	1903
	57.6°F (14.2°C)	54.4°F (12.4°C)	3.2°F (1.8°C)	5th Warmest	Warmest since: 2015	1934, 2015
	Ties: 1992
Jan–Sep 2017 9-Month	54.3°F (12.4°C)	51.6°F (10.9°C)	2.7°F (1.5°C)	116th Coolest	Coolest since: 2016	1917
	54.3°F (12.4°C)	51.6°F (10.9°C)	2.7°F (1.5°C)	13th Warmest	Warmest since: 2015	2015
	Ties: 2007
Dec 2016–Sep 2017 10-Month	51.8°F (11.0°C)	49.4°F (9.7°C)	2.4°F (1.3°C)	113th Coolest	Coolest since: 2016	1917
	51.8°F (11.0°C)	49.4°F (9.7°C)	2.4°F (1.3°C)	15th Warmest	Warmest since: 2015	2015
	Ties: 1996, 2001, 2007
Nov 2016–Sep 2017 11-Month	50.9°F (10.5°C)	48.3°F (9.1°C)	2.6°F (1.4°C)	116th Coolest	Coolest since: 2016	1917
	50.9°F (10.5°C)	48.3°F (9.1°C)	2.6°F (1.4°C)	12th Warmest	Warmest since: 2015	2015
	Ties: 2014
Oct 2016–Sep 2017 12-Month	51.1°F (10.6°C)	48.5°F (9.2°C)	2.6°F (1.4°C)	121st Coolest	Coolest since: 2016	1917
	51.1°F (10.6°C)	48.5°F (9.2°C)	2.6°F (1.4°C)	7th Warmest	Warmest since: 2015	2015
	Ties: 1940
Apr 2016–Sep 2017 18-Month	55.1°F (12.8°C)	52.6°F (11.4°C)	2.5°F (1.4°C)	122nd Coolest	Coolest since: 2016	1917
Apr 2016–Sep 2017 18-Month	55.1°F (12.8°C)	52.6°F (11.4°C)	2.5°F (1.4°C)	6th Warmest	Warmest since: 2015	2015
Oct 2015–Sep 2017 24-Month	50.8°F (10.4°C)	48.4°F (9.1°C)	2.4°F (1.3°C)	120th Coolest	Coolest since: 2014	1913
	50.8°F (10.4°C)	48.4°F (9.1°C)	2.4°F (1.3°C)	7th Warmest	Warmest since: 2016	2016
	Ties: 2001
Oct 2014–Sep 2017 36-Month	51.4°F (10.8°C)	48.4°F (9.1°C)	3.0°F (1.7°C)	125th Coolest	Coolest since: 2016	1917
Oct 2014–Sep 2017 36-Month	51.4°F (10.8°C)	48.4°F (9.1°C)	3.0°F (1.7°C)	1st Warmest	Warmest to Date	2017
Oct 2013–Sep 2017 48-Month	51.2°F (10.7°C)	48.4°F (9.1°C)	2.8°F (1.6°C)	123rd Coolest	Coolest since: 2016	1915
Oct 2013–Sep 2017 48-Month	51.2°F (10.7°C)	48.4°F (9.1°C)	2.8°F (1.6°C)	2nd Warmest	Warmest to Date	2018
Oct 2012–Sep 2017 60-Month	51.0°F (10.6°C)	48.5°F (9.2°C)	2.5°F (1.4°C)	122nd Coolest	Coolest since: 2016	1917
	51.0°F (10.6°C)	48.5°F (9.2°C)	2.5°F (1.4°C)	2nd Warmest	Warmest to Date	2018
	Ties: 2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 5, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings