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

Minimum Temperature Rankings, May 2020

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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
May 2020 1-Month	37.8°F (3.2°C)	36.5°F (2.5°C)	1.3°F (0.7°C)	99th Coolest	Coolest since: 2019	1916
	37.8°F (3.2°C)	36.5°F (2.5°C)	1.3°F (0.7°C)	30th Warmest	Warmest since: 2019	1897
	Ties: 1913, 1921, 1985, 2001, 2014, 2019
Apr–May 2020 2-Month	33.2°F (0.7°C)	32.8°F (0.4°C)	0.4°F (0.3°C)	73rd Coolest	Coolest since: 2013	1982
	33.2°F (0.7°C)	32.8°F (0.4°C)	0.4°F (0.3°C)	56th Warmest	Warmest since: 2019	1934
	Ties: 1919, 1938, 1944, 1946, 1954
Mar–May 2020 3-Month	30.4°F (-0.9°C)	29.4°F (-1.4°C)	1.0°F (0.5°C)	87th Coolest	Coolest since: 2013	1917
	30.4°F (-0.9°C)	29.4°F (-1.4°C)	1.0°F (0.5°C)	42nd Warmest	Warmest since: 2019	1934
	Ties: 1946, 1998
Feb–May 2020 4-Month	26.7°F (-2.9°C)	26.4°F (-3.1°C)	0.3°F (0.2°C)	75th Coolest	Coolest since: 2019	1933
	26.7°F (-2.9°C)	26.4°F (-3.1°C)	0.3°F (0.2°C)	54th Warmest	Warmest since: 2019	1934
	Ties: 1927, 2019
Jan–May 2020 5-Month	25.4°F (-3.7°C)	23.8°F (-4.6°C)	1.6°F (0.9°C)	94th Coolest	Coolest since: 2019	1922
	25.4°F (-3.7°C)	23.8°F (-4.6°C)	1.6°F (0.9°C)	35th Warmest	Warmest since: 2018	1934
	Ties: 1907, 1954, 1967
Dec 2019–May 2020 6-Month	24.5°F (-4.2°C)	22.6°F (-5.2°C)	1.9°F (1.0°C)	104th Coolest	Coolest since: 2019	1929
	24.5°F (-4.2°C)	22.6°F (-5.2°C)	1.9°F (1.0°C)	24th Warmest	Warmest since: 2018	1934
	Ties: 1918
Nov 2019–May 2020 7-Month	24.4°F (-4.2°C)	22.6°F (-5.2°C)	1.8°F (1.0°C)	108th Coolest	Coolest since: 2019	1917
	24.4°F (-4.2°C)	22.6°F (-5.2°C)	1.8°F (1.0°C)	20th Warmest	Warmest since: 2018	1934
	Ties: 1996
Oct 2019–May 2020 8-Month	24.4°F (-4.2°C)	23.8°F (-4.6°C)	0.6°F (0.4°C)	72nd Coolest	Coolest since: 2011	1917
	24.4°F (-4.2°C)	23.8°F (-4.6°C)	0.6°F (0.4°C)	56th Warmest	Warmest since: 2019	1934
	Ties: 1953, 1970, 1999
Sep 2019–May 2020 9-Month	26.4°F (-3.1°C)	25.6°F (-3.6°C)	0.8°F (0.5°C)	83rd Coolest	Coolest since: 2019	1917
	26.4°F (-3.1°C)	25.6°F (-3.6°C)	0.8°F (0.5°C)	45th Warmest	Warmest since: 2018	1934
	Ties: 1901, 1902, 2022
Aug 2019–May 2020 10-Month	28.8°F (-1.8°C)	27.8°F (-2.3°C)	1.0°F (0.5°C)	93rd Coolest	Coolest since: 2019	1917
	28.8°F (-1.8°C)	27.8°F (-2.3°C)	1.0°F (0.5°C)	35th Warmest	Warmest since: 2018	1934
	Ties: 1902, 1963, 1996, 2007
Jul 2019–May 2020 11-Month	30.7°F (-0.7°C)	29.7°F (-1.3°C)	1.0°F (0.6°C)	91st Coolest	Coolest since: 2019	1917
	30.7°F (-0.7°C)	29.7°F (-1.3°C)	1.0°F (0.6°C)	37th Warmest	Warmest since: 2019	2015
	Ties: 1902, 1987, 2019
Jun 2019–May 2020 12-Month	31.8°F (-0.1°C)	30.8°F (-0.7°C)	1.0°F (0.6°C)	94th Coolest	Coolest since: 2019	1917
	31.8°F (-0.1°C)	30.8°F (-0.7°C)	1.0°F (0.6°C)	34th Warmest	Warmest since: 2019	1934
	Ties: 1921, 1961, 2019
Dec 2018–May 2020 18-Month	29.0°F (-1.7°C)	28.0°F (-2.2°C)	1.0°F (0.5°C)	91st Coolest	Coolest since: 2012	1917
	29.0°F (-1.7°C)	28.0°F (-2.2°C)	1.0°F (0.5°C)	36th Warmest	Warmest since: 2019	2016
	Ties: 1908, 2003
Jun 2018–May 2020 24-Month	31.8°F (-0.1°C)	30.8°F (-0.7°C)	1.0°F (0.6°C)	101st Coolest	Coolest since: 2012	1917
	31.8°F (-0.1°C)	30.8°F (-0.7°C)	1.0°F (0.6°C)	26th Warmest	Warmest since: 2019	2016
	Ties: 1959, 2001, 2007
Jun 2017–May 2020 36-Month	32.4°F (0.2°C)	30.8°F (-0.7°C)	1.6°F (0.9°C)	118th Coolest	Coolest since: 2014	1933
Jun 2017–May 2020 36-Month	32.4°F (0.2°C)	30.8°F (-0.7°C)	1.6°F (0.9°C)	8th Warmest	Warmest since: 2019	2016
Jun 2016–May 2020 48-Month	32.4°F (0.2°C)	30.8°F (-0.7°C)	1.6°F (0.9°C)	119th Coolest	Coolest since: 2014	1932
	32.4°F (0.2°C)	30.8°F (-0.7°C)	1.6°F (0.9°C)	6th Warmest	Warmest since: 2019	2018
	Ties: 2005, 2006
Jun 2015–May 2020 60-Month	32.7°F (0.4°C)	30.8°F (-0.7°C)	1.9°F (1.1°C)	119th Coolest	Coolest since: 2015	1933
Jun 2015–May 2020 60-Month	32.7°F (0.4°C)	30.8°F (-0.7°C)	1.9°F (1.1°C)	5th Warmest	Warmest since: 2019	2018

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 5, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings