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 1898

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1898 1-Month	55.0°F (12.8°C)	54.7°F (12.6°C)	0.3°F (0.2°C)	61st Coolest	Coolest since: 1896	1912, 1965
	55.0°F (12.8°C)	54.7°F (12.6°C)	0.3°F (0.2°C)	68th Warmest	Warmest since: 1897	1990
	Ties: 1932, 1948, 2019
Aug–Sep 1898 2-Month	61.1°F (16.2°C)	59.2°F (15.1°C)	1.9°F (1.1°C)	106th Coolest	Coolest since: 1897	1912
	61.1°F (16.2°C)	59.2°F (15.1°C)	1.9°F (1.1°C)	23rd Warmest	Warmest to Date	2022
	Ties: 1979
Jul–Sep 1898 3-Month	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1897	1912
	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	29th Warmest	Warmest to Date	2022
	Ties: 1906, 1917, 1919, 1930, 1939, 1953, 1960, 1963, 1981
Jun–Sep 1898 4-Month	61.3°F (16.3°C)	60.0°F (15.6°C)	1.3°F (0.7°C)	99th Coolest	Coolest since: 1897	1993
	61.3°F (16.3°C)	60.0°F (15.6°C)	1.3°F (0.7°C)	30th Warmest	Warmest to Date	2021
	Ties: 1918, 1979, 1991, 2016
May–Sep 1898 5-Month	58.9°F (14.9°C)	57.9°F (14.4°C)	1.0°F (0.5°C)	90th Coolest	Coolest since: 1896	1912
	58.9°F (14.9°C)	57.9°F (14.4°C)	1.0°F (0.5°C)	39th Warmest	Warmest since: 1897	2021
	Ties: 1938
Apr–Sep 1898 6-Month	56.5°F (13.6°C)	55.1°F (12.8°C)	1.4°F (0.8°C)	103rd Coolest	Coolest since: 1897	1912
	56.5°F (13.6°C)	55.1°F (12.8°C)	1.4°F (0.8°C)	26th Warmest	Warmest to Date	2021
	Ties: 1919, 1958, 2020
Mar–Sep 1898 7-Month	52.5°F (11.4°C)	51.8°F (11.0°C)	0.7°F (0.4°C)	81st Coolest	Coolest since: 1897	1912
	52.5°F (11.4°C)	51.8°F (11.0°C)	0.7°F (0.4°C)	48th Warmest	Warmest to Date	1934, 2015
	Ties: 1905, 1960, 2005
Feb–Sep 1898 8-Month	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1897	1964
	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	37th Warmest	Warmest to Date	1934, 2015
	Ties: 1915, 1919, 1938, 1967, 2009
Jan–Sep 1898 9-Month	46.0°F (7.8°C)	45.7°F (7.6°C)	0.3°F (0.2°C)	69th Coolest	Coolest since: 1897	1917
	46.0°F (7.8°C)	45.7°F (7.6°C)	0.3°F (0.2°C)	60th Warmest	Warmest to Date	1934
	Ties: 1910, 1930, 1970
Dec 1897–Sep 1898 10-Month	43.8°F (6.6°C)	43.5°F (6.4°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1896	1917
	43.8°F (6.6°C)	43.5°F (6.4°C)	0.3°F (0.2°C)	60th Warmest	Warmest since: 1897	1934
	Ties: 1921, 1936, 1969, 1977
Nov 1897–Sep 1898 11-Month	42.8°F (6.0°C)	42.5°F (5.8°C)	0.3°F (0.2°C)	74th Coolest	Coolest since: 1897	1917
	42.8°F (6.0°C)	42.5°F (5.8°C)	0.3°F (0.2°C)	54th Warmest	Warmest to Date	1934
	Ties: 1939, 1977, 2002
Oct 1897–Sep 1898 12-Month	42.9°F (6.1°C)	42.6°F (5.9°C)	0.3°F (0.2°C)	74th Coolest	Coolest since: 1897	1917
	42.9°F (6.1°C)	42.6°F (5.9°C)	0.3°F (0.2°C)	54th Warmest	Warmest to Date	1934
	Ties: 1908, 1947, 1951, 1977, 1980
Apr 1897–Sep 1898 18-Month	47.4°F (8.6°C)	46.7°F (8.2°C)	0.7°F (0.4°C)	86th Coolest	Coolest since: 1897	1917
	47.4°F (8.6°C)	46.7°F (8.2°C)	0.7°F (0.4°C)	42nd Warmest	Warmest to Date	2015
	Ties: 1905, 1939, 1991, 1994, 1999, 2008, 2009
Oct 1896–Sep 1898 24-Month	42.7°F (5.9°C)	42.6°F (5.9°C)	0.1°F (0.0°C)	68th Coolest	Coolest since: 1897	1917
	42.7°F (5.9°C)	42.6°F (5.9°C)	0.1°F (0.0°C)	59th Warmest	Warmest to Date	2016
	Ties: 1906, 1908, 1936, 1946, 1958, 1970, 1994
Oct 1895–Sep 1898 36-Month	42.7°F (5.9°C)	42.6°F (5.9°C)	0.1°F (0.0°C)	66th Coolest	Coolest to Date	1917
	42.7°F (5.9°C)	42.6°F (5.9°C)	0.1°F (0.0°C)	60th Warmest	Warmest to Date	2017
	Ties: 1920, 1995

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 24, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings