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, July 2009

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 2009 1-Month	73.1°F (22.8°C)	71.4°F (21.9°C)	1.7°F (0.9°C)	96th Coolest	Coolest since: 2004	1993
	73.1°F (22.8°C)	71.4°F (21.9°C)	1.7°F (0.9°C)	33rd Warmest	Warmest since: 2008	2021
	Ties: 1954
Jun–Jul 2009 2-Month	67.4°F (19.7°C)	67.4°F (19.7°C)	0.0°F (0.0°C)	58th Coolest	Coolest since: 1999	1907
	67.4°F (19.7°C)	67.4°F (19.7°C)	0.0°F (0.0°C)	71st Warmest	Warmest since: 2008	2021
	Ties: 1925, 1929, 1934, 1987
May–Jul 2009 3-Month	64.7°F (18.2°C)	63.0°F (17.2°C)	1.7°F (1.0°C)	95th Coolest	Coolest since: 2008	1907
	64.7°F (18.2°C)	63.0°F (17.2°C)	1.7°F (1.0°C)	34th Warmest	Warmest since: 2007	2021
	Ties: 1992
Apr–Jul 2009 4-Month	59.8°F (15.4°C)	58.7°F (14.8°C)	1.1°F (0.6°C)	87th Coolest	Coolest since: 2008	1975
	59.8°F (15.4°C)	58.7°F (14.8°C)	1.1°F (0.6°C)	42nd Warmest	Warmest since: 2007	2021
	Ties: 1974
Mar–Jul 2009 5-Month	55.7°F (13.2°C)	54.6°F (12.6°C)	1.1°F (0.6°C)	83rd Coolest	Coolest since: 2008	1917, 1975
	55.7°F (13.2°C)	54.6°F (12.6°C)	1.1°F (0.6°C)	46th Warmest	Warmest since: 2007	1934
	Ties: 1954
Feb–Jul 2009 6-Month	52.1°F (11.2°C)	50.9°F (10.5°C)	1.2°F (0.7°C)	89th Coolest	Coolest since: 2008	1903
	52.1°F (11.2°C)	50.9°F (10.5°C)	1.2°F (0.7°C)	40th Warmest	Warmest since: 2007	1934
	Ties: 1919, 1960
Jan–Jul 2009 7-Month	49.3°F (9.6°C)	47.7°F (8.7°C)	1.6°F (0.9°C)	98th Coolest	Coolest since: 2008	1917
	49.3°F (9.6°C)	47.7°F (8.7°C)	1.6°F (0.9°C)	31st Warmest	Warmest since: 2007	1934
	Ties: 1959
Dec 2008–Jul 2009 8-Month	46.8°F (8.2°C)	45.5°F (7.5°C)	1.3°F (0.7°C)	94th Coolest	Coolest since: 2008	1917
	46.8°F (8.2°C)	45.5°F (7.5°C)	1.3°F (0.7°C)	34th Warmest	Warmest since: 2007	1934
	Ties: 2002
Nov 2008–Jul 2009 9-Month	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	103rd Coolest	Coolest since: 2008	1917
	46.3°F (7.9°C)	44.6°F (7.0°C)	1.7°F (0.9°C)	25th Warmest	Warmest since: 2007	1934
	Ties: 1918, 1978
Oct 2008–Jul 2009 10-Month	46.8°F (8.2°C)	45.1°F (7.3°C)	1.7°F (0.9°C)	105th Coolest	Coolest since: 2008	1917
	46.8°F (8.2°C)	45.1°F (7.3°C)	1.7°F (0.9°C)	23rd Warmest	Warmest since: 2007	1934
	Ties: 1954, 1994, 2002, 2013, 2020
Sep 2008–Jul 2009 11-Month	48.3°F (9.1°C)	46.6°F (8.1°C)	1.7°F (1.0°C)	105th Coolest	Coolest since: 2008	1917
Sep 2008–Jul 2009 11-Month	48.3°F (9.1°C)	46.6°F (8.1°C)	1.7°F (1.0°C)	23rd Warmest	Warmest since: 2007	1934
Aug 2008–Jul 2009 12-Month	50.2°F (10.1°C)	48.4°F (9.1°C)	1.8°F (1.0°C)	107th Coolest	Coolest since: 2008	1917
	50.2°F (10.1°C)	48.4°F (9.1°C)	1.8°F (1.0°C)	21st Warmest	Warmest since: 2007	1934
	Ties: 2007
Feb 2008–Jul 2009 18-Month	50.6°F (10.3°C)	49.3°F (9.6°C)	1.3°F (0.7°C)	103rd Coolest	Coolest since: 2005	1917
	50.6°F (10.3°C)	49.3°F (9.6°C)	1.3°F (0.7°C)	25th Warmest	Warmest since: 2008	2015
	Ties: 1926, 1941, 1961, 1981, 1990, 2005, 2019
Aug 2007–Jul 2009 24-Month	49.5°F (9.7°C)	48.5°F (9.2°C)	1.0°F (0.5°C)	100th Coolest	Coolest since: 2008	1913
	49.5°F (9.7°C)	48.5°F (9.2°C)	1.0°F (0.5°C)	27th Warmest	Warmest since: 2007	2016
	Ties: 1954, 1959, 1982
Aug 2006–Jul 2009 36-Month	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	104th Coolest	Coolest since: 2008	1917
	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	22nd Warmest	Warmest since: 2008	2017
	Ties: 1940, 1961, 2008
Aug 2005–Jul 2009 48-Month	49.9°F (9.9°C)	48.4°F (9.1°C)	1.5°F (0.8°C)	109th Coolest	Coolest since: 2008	1915, 1917
Aug 2005–Jul 2009 48-Month	49.9°F (9.9°C)	48.4°F (9.1°C)	1.5°F (0.8°C)	16th Warmest	Warmest since: 2007	2018
Aug 2004–Jul 2009 60-Month	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	107th Coolest	Coolest since: 2001	1917
	49.7°F (9.8°C)	48.4°F (9.1°C)	1.3°F (0.7°C)	17th Warmest	Warmest since: 2008	2018
	Ties: 2013, 2014

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Regional Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/regional/rankings