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 1919

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1919 1-Month	55.2°F (12.9°C)	54.7°F (12.6°C)	0.5°F (0.3°C)	71st Coolest	Coolest since: 1916	1912, 1965
	55.2°F (12.9°C)	54.7°F (12.6°C)	0.5°F (0.3°C)	58th Warmest	Warmest since: 1918	1990
	Ties: 1909, 1910, 1947, 1980
Aug–Sep 1919 2-Month	60.1°F (15.6°C)	59.2°F (15.1°C)	0.9°F (0.5°C)	83rd Coolest	Coolest since: 1918	1912
	60.1°F (15.6°C)	59.2°F (15.1°C)	0.9°F (0.5°C)	46th Warmest	Warmest since: 1917	2022
	Ties: 1917, 1923, 1942
Jul–Sep 1919 3-Month	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1918	1912
	62.4°F (16.9°C)	61.1°F (16.2°C)	1.3°F (0.7°C)	29th Warmest	Warmest since: 1917	2022
	Ties: 1898, 1906, 1917, 1930, 1939, 1953, 1960, 1963, 1981
Jun–Sep 1919 4-Month	61.4°F (16.3°C)	60.0°F (15.6°C)	1.4°F (0.7°C)	102nd Coolest	Coolest since: 1918	1993
	61.4°F (16.3°C)	60.0°F (15.6°C)	1.4°F (0.7°C)	27th Warmest	Warmest to Date	2021
	Ties: 2000, 2002
May–Sep 1919 5-Month	59.2°F (15.1°C)	57.9°F (14.4°C)	1.3°F (0.7°C)	100th Coolest	Coolest since: 1918	1912
	59.2°F (15.1°C)	57.9°F (14.4°C)	1.3°F (0.7°C)	29th Warmest	Warmest since: 1897	2021
	Ties: 1897, 2016
Apr–Sep 1919 6-Month	56.5°F (13.6°C)	55.1°F (12.8°C)	1.4°F (0.8°C)	103rd Coolest	Coolest since: 1918	1912
	56.5°F (13.6°C)	55.1°F (12.8°C)	1.4°F (0.8°C)	26th Warmest	Warmest since: 1898	2021
	Ties: 1898, 1958, 2020
Mar–Sep 1919 7-Month	53.0°F (11.7°C)	51.8°F (11.0°C)	1.2°F (0.7°C)	96th Coolest	Coolest since: 1918	1912
	53.0°F (11.7°C)	51.8°F (11.0°C)	1.2°F (0.7°C)	33rd Warmest	Warmest since: 1910	1934, 2015
	Ties: 1925, 1930
Feb–Sep 1919 8-Month	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	92nd Coolest	Coolest since: 1918	1964
	49.6°F (9.8°C)	48.7°F (9.3°C)	0.9°F (0.5°C)	37th Warmest	Warmest since: 1915	1934, 2015
	Ties: 1898, 1915, 1938, 1967, 2009
Jan–Sep 1919 9-Month	46.7°F (8.2°C)	45.7°F (7.6°C)	1.0°F (0.6°C)	92nd Coolest	Coolest since: 1918	1917
	46.7°F (8.2°C)	45.7°F (7.6°C)	1.0°F (0.6°C)	37th Warmest	Warmest since: 1900	1934
	Ties: 1931
Dec 1918–Sep 1919 10-Month	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	88th Coolest	Coolest since: 1917	1917
	44.4°F (6.9°C)	43.5°F (6.4°C)	0.9°F (0.5°C)	40th Warmest	Warmest since: 1918	1934
	Ties: 1930, 1939, 1997, 2009
Nov 1918–Sep 1919 11-Month	43.1°F (6.2°C)	42.5°F (5.8°C)	0.6°F (0.4°C)	83rd Coolest	Coolest since: 1917	1917
	43.1°F (6.2°C)	42.5°F (5.8°C)	0.6°F (0.4°C)	45th Warmest	Warmest since: 1918	1934
	Ties: 1953, 1970, 2019
Oct 1918–Sep 1919 12-Month	43.4°F (6.3°C)	42.6°F (5.9°C)	0.8°F (0.4°C)	87th Coolest	Coolest since: 1917	1917
	43.4°F (6.3°C)	42.6°F (5.9°C)	0.8°F (0.4°C)	41st Warmest	Warmest since: 1918	1934
	Ties: 1959, 1978, 1996, 1997
Apr 1918–Sep 1919 18-Month	47.3°F (8.5°C)	46.7°F (8.2°C)	0.6°F (0.3°C)	78th Coolest	Coolest since: 1917	1917
	47.3°F (8.5°C)	46.7°F (8.2°C)	0.6°F (0.3°C)	50th Warmest	Warmest since: 1918	2015
	Ties: 1997
Oct 1917–Sep 1919 24-Month	43.9°F (6.6°C)	42.6°F (5.9°C)	1.3°F (0.7°C)	105th Coolest	Coolest since: 1918	1917
	43.9°F (6.6°C)	42.6°F (5.9°C)	1.3°F (0.7°C)	22nd Warmest	Warmest to Date	2016
	Ties: 1992, 1998, 2019
Oct 1916–Sep 1919 36-Month	42.3°F (5.7°C)	42.6°F (5.9°C)	-0.3°F (-0.2°C)	38th Coolest	Coolest since: 1918	1917
	42.3°F (5.7°C)	42.6°F (5.9°C)	-0.3°F (-0.2°C)	88th Warmest	Warmest since: 1916	2017
	Ties: 1901, 1911, 1916, 1945, 1974, 1987
Oct 1915–Sep 1919 48-Month	42.0°F (5.6°C)	42.6°F (5.9°C)	-0.6°F (-0.3°C)	17th Coolest	Coolest since: 1918	1913, 1917, 1932
	42.0°F (5.6°C)	42.6°F (5.9°C)	-0.6°F (-0.3°C)	108th Warmest	Warmest since: 1916	2018
	Ties: 1916, 1922, 1931
Oct 1914–Sep 1919 60-Month	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	23rd Coolest	Coolest since: 1918	1917, 1933
	42.2°F (5.7°C)	42.6°F (5.9°C)	-0.4°F (-0.2°C)	101st Warmest	Warmest since: 1911	2016, 2017, 2018
	Ties: 1956, 1979, 1985, 1987

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings