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 1941

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1941 1-Month	50.1°F (10.1°C)	54.7°F (12.6°C)	-4.6°F (-2.5°C)	10th Coolest	Coolest since: 1926	1912, 1965
September 1941 1-Month	50.1°F (10.1°C)	54.7°F (12.6°C)	-4.6°F (-2.5°C)	119th Warmest	Warmest since: 1940	1990
Aug–Sep 1941 2-Month	56.6°F (13.7°C)	59.2°F (15.1°C)	-2.6°F (-1.4°C)	8th Coolest	Coolest since: 1926	1912
Aug–Sep 1941 2-Month	56.6°F (13.7°C)	59.2°F (15.1°C)	-2.6°F (-1.4°C)	121st Warmest	Warmest since: 1940	2022
Jul–Sep 1941 3-Month	59.9°F (15.5°C)	61.1°F (16.2°C)	-1.2°F (-0.7°C)	17th Coolest	Coolest since: 1926	1912
	59.9°F (15.5°C)	61.1°F (16.2°C)	-1.2°F (-0.7°C)	112th Warmest	Warmest since: 1940	2022
	Ties: 1916, 1926, 1980
Jun–Sep 1941 4-Month	59.0°F (15.0°C)	60.0°F (15.6°C)	-1.0°F (-0.6°C)	20th Coolest	Coolest since: 1916	1993
	59.0°F (15.0°C)	60.0°F (15.6°C)	-1.0°F (-0.6°C)	109th Warmest	Warmest since: 1940	2021
	Ties: 1899, 1914
May–Sep 1941 5-Month	57.3°F (14.1°C)	57.9°F (14.4°C)	-0.6°F (-0.3°C)	36th Coolest	Coolest since: 1927	1912
	57.3°F (14.1°C)	57.9°F (14.4°C)	-0.6°F (-0.3°C)	93rd Warmest	Warmest since: 1940	2021
	Ties: 1920, 1954, 1971
Apr–Sep 1941 6-Month	54.7°F (12.6°C)	55.1°F (12.8°C)	-0.4°F (-0.2°C)	42nd Coolest	Coolest since: 1929	1912
	54.7°F (12.6°C)	55.1°F (12.8°C)	-0.4°F (-0.2°C)	87th Warmest	Warmest since: 1940	2021
	Ties: 1948, 1951, 1954, 2008
Mar–Sep 1941 7-Month	52.1°F (11.2°C)	51.8°F (11.0°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1935	1912
	52.1°F (11.2°C)	51.8°F (11.0°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 1940	1934, 2015
	Ties: 1928, 1974, 1977, 1996
Feb–Sep 1941 8-Month	49.3°F (9.6°C)	48.7°F (9.3°C)	0.6°F (0.3°C)	83rd Coolest	Coolest since: 1939	1964
	49.3°F (9.6°C)	48.7°F (9.3°C)	0.6°F (0.3°C)	46th Warmest	Warmest since: 1940	1934, 2015
	Ties: 1924, 1949, 1966, 1997
Jan–Sep 1941 9-Month	46.6°F (8.1°C)	45.7°F (7.6°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 1939	1917
	46.6°F (8.1°C)	45.7°F (7.6°C)	0.9°F (0.5°C)	39th Warmest	Warmest since: 1940	1934
	Ties: 1966, 1991
Dec 1940–Sep 1941 10-Month	44.7°F (7.1°C)	43.5°F (6.4°C)	1.2°F (0.7°C)	94th Coolest	Coolest since: 1939	1917
	44.7°F (7.1°C)	43.5°F (6.4°C)	1.2°F (0.7°C)	34th Warmest	Warmest since: 1940	1934
	Ties: 1953
Nov 1940–Sep 1941 11-Month	43.2°F (6.2°C)	42.5°F (5.8°C)	0.7°F (0.4°C)	85th Coolest	Coolest since: 1939	1917
	43.2°F (6.2°C)	42.5°F (5.8°C)	0.7°F (0.4°C)	43rd Warmest	Warmest since: 1940	1934
	Ties: 1959
Oct 1940–Sep 1941 12-Month	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	90th Coolest	Coolest since: 1939	1917
	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	38th Warmest	Warmest since: 1940	1934
	Ties: 1953, 2001
Apr 1940–Sep 1941 18-Month	48.2°F (9.0°C)	46.7°F (8.2°C)	1.5°F (0.8°C)	111th Coolest	Coolest since: 1939	1917
	48.2°F (9.0°C)	46.7°F (8.2°C)	1.5°F (0.8°C)	17th Warmest	Warmest since: 1940	2015
	Ties: 2000
Oct 1939–Sep 1941 24-Month	44.6°F (7.0°C)	42.6°F (5.9°C)	2.0°F (1.1°C)	121st Coolest	Coolest since: 1940	1917
	44.6°F (7.0°C)	42.6°F (5.9°C)	2.0°F (1.1°C)	6th Warmest	Warmest since: 1935	2016
	Ties: 2004, 2013
Oct 1938–Sep 1941 36-Month	44.1°F (6.7°C)	42.6°F (5.9°C)	1.5°F (0.8°C)	115th Coolest	Coolest since: 1939	1917
	44.1°F (6.7°C)	42.6°F (5.9°C)	1.5°F (0.8°C)	11th Warmest	Warmest since: 1940	2017
	Ties: 1992, 2000, 2004, 2006, 2019
Oct 1937–Sep 1941 48-Month	44.1°F (6.7°C)	42.6°F (5.9°C)	1.5°F (0.8°C)	115th Coolest	Coolest since: 1940	1913, 1917, 1932
	44.1°F (6.7°C)	42.6°F (5.9°C)	1.5°F (0.8°C)	10th Warmest	Warmest to Date	2018
	Ties: 2005, 2022
Oct 1936–Sep 1941 60-Month	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	96th Coolest	Coolest since: 1940	1917, 1933
	43.5°F (6.4°C)	42.6°F (5.9°C)	0.9°F (0.5°C)	28th Warmest	Warmest since: 1938	2016, 2017, 2018
	Ties: 2010

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 21, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings