Statewide Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Idaho

Average Temperature Rankings, September 2010

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2010 1-Month	56.4°F (13.6°C)	54.7°F (12.6°C)	1.7°F (1.0°C)	89th Coolest	Coolest since: 2008	1912, 1965
	56.4°F (13.6°C)	54.7°F (12.6°C)	1.7°F (1.0°C)	40th Warmest	Warmest since: 2009	1990
	Ties: 1904
Aug–Sep 2010 2-Month	59.6°F (15.3°C)	59.1°F (15.1°C)	0.5°F (0.2°C)	74th Coolest	Coolest since: 2006	1912
	59.6°F (15.3°C)	59.1°F (15.1°C)	0.5°F (0.2°C)	55th Warmest	Warmest since: 2009	2022
	Ties: 1955, 1957, 1992, 1995, 2016
Jul–Sep 2010 3-Month	61.1°F (16.2°C)	61.1°F (16.2°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1999	1912
	61.1°F (16.2°C)	61.1°F (16.2°C)	0.0°F (0.0°C)	76th Warmest	Warmest since: 2009	2022
	Ties: 1897, 1999
Jun–Sep 2010 4-Month	59.7°F (15.4°C)	60.0°F (15.6°C)	-0.3°F (-0.2°C)	42nd Coolest	Coolest since: 1999	1993
	59.7°F (15.4°C)	60.0°F (15.6°C)	-0.3°F (-0.2°C)	87th Warmest	Warmest since: 2009	2021
	Ties: 1932, 1999
May–Sep 2010 5-Month	56.6°F (13.7°C)	57.9°F (14.4°C)	-1.3°F (-0.7°C)	14th Coolest	Coolest since: 1993	1912
	56.6°F (13.7°C)	57.9°F (14.4°C)	-1.3°F (-0.7°C)	115th Warmest	Warmest since: 2009	2021
	Ties: 1903, 1950
Apr–Sep 2010 6-Month	53.8°F (12.1°C)	55.0°F (12.8°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1993	1912
	53.8°F (12.1°C)	55.0°F (12.8°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 2009	2021
	Ties: 1917, 1920, 1978
Mar–Sep 2010 7-Month	51.2°F (10.7°C)	51.9°F (11.1°C)	-0.7°F (-0.4°C)	34th Coolest	Coolest since: 2008	1912
	51.2°F (10.7°C)	51.9°F (11.1°C)	-0.7°F (-0.4°C)	95th Warmest	Warmest since: 2009	1934, 2015
	Ties: 1913, 1922, 1923, 1942, 1954, 2008
Feb–Sep 2010 8-Month	48.4°F (9.1°C)	48.7°F (9.3°C)	-0.3°F (-0.2°C)	47th Coolest	Coolest since: 2008	1964
	48.4°F (9.1°C)	48.7°F (9.3°C)	-0.3°F (-0.2°C)	82nd Warmest	Warmest since: 2009	1934, 2015
	Ties: 1906, 1921, 1937
Jan–Sep 2010 9-Month	46.1°F (7.8°C)	45.7°F (7.6°C)	0.4°F (0.2°C)	73rd Coolest	Coolest since: 2008	1917
	46.1°F (7.8°C)	45.7°F (7.6°C)	0.4°F (0.2°C)	56th Warmest	Warmest since: 2009	1934
	Ties: 1905, 1936, 1969
Dec 2009–Sep 2010 10-Month	43.5°F (6.4°C)	43.5°F (6.4°C)	0.0°F (0.0°C)	55th Coolest	Coolest since: 2008	1917
	43.5°F (6.4°C)	43.5°F (6.4°C)	0.0°F (0.0°C)	73rd Warmest	Warmest since: 2009	1934
	Ties: 1896, 1904, 1935, 1951, 1999, 2002
Nov 2009–Sep 2010 11-Month	42.6°F (5.9°C)	42.5°F (5.8°C)	0.1°F (0.1°C)	69th Coolest	Coolest since: 2008	1917
	42.6°F (5.9°C)	42.5°F (5.8°C)	0.1°F (0.1°C)	59th Warmest	Warmest since: 2009	1934
	Ties: 1901, 1921, 1924, 1946, 1951, 1969, 1980, 1995, 1999
Oct 2009–Sep 2010 12-Month	42.3°F (5.7°C)	42.6°F (5.9°C)	-0.3°F (-0.2°C)	42nd Coolest	Coolest since: 2008	1917
	42.3°F (5.7°C)	42.6°F (5.9°C)	-0.3°F (-0.2°C)	86th Warmest	Warmest since: 2009	1934
	Ties: 1909
Apr 2009–Sep 2010 18-Month	47.0°F (8.3°C)	46.8°F (8.2°C)	0.2°F (0.1°C)	70th Coolest	Coolest since: 1996	1917
	47.0°F (8.3°C)	46.8°F (8.2°C)	0.2°F (0.1°C)	58th Warmest	Warmest since: 2009	2015
	Ties: 1900, 1966, 1974, 1996
Oct 2008–Sep 2010 24-Month	43.1°F (6.2°C)	42.6°F (5.9°C)	0.5°F (0.3°C)	81st Coolest	Coolest since: 2009	1917
	43.1°F (6.2°C)	42.6°F (5.9°C)	0.5°F (0.3°C)	46th Warmest	Warmest since: 2008	2016
	Ties: 1905, 1961, 1978, 1993
Oct 2007–Sep 2010 36-Month	42.8°F (6.0°C)	42.6°F (5.9°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1995	1917
	42.8°F (6.0°C)	42.6°F (5.9°C)	0.2°F (0.1°C)	55th Warmest	Warmest since: 2009	2017
	Ties: 1947, 1948, 1954, 1978
Oct 2006–Sep 2010 48-Month	43.3°F (6.3°C)	42.6°F (5.9°C)	0.7°F (0.4°C)	90th Coolest	Coolest since: 1996	1913, 1917, 1932
	43.3°F (6.3°C)	42.6°F (5.9°C)	0.7°F (0.4°C)	35th Warmest	Warmest since: 2009	2018
	Ties: 1943, 1961, 1993, 1994
Oct 2005–Sep 2010 60-Month	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	96th Coolest	Coolest since: 1999	1917, 1933
	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	28th Warmest	Warmest since: 2009	2016, 2017, 2018
	Ties: 1941

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings