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 1990

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
May 1990 1-Month	35.4°F (1.9°C)	36.5°F (2.5°C)	-1.1°F (-0.6°C)	34th Coolest	Coolest since: 1982	1916
	35.4°F (1.9°C)	36.5°F (2.5°C)	-1.1°F (-0.6°C)	95th Warmest	Warmest since: 1989	1897
	Ties: 1898, 1907
Apr–May 1990 2-Month	34.6°F (1.4°C)	32.9°F (0.5°C)	1.7°F (0.9°C)	108th Coolest	Coolest since: 1989	1982
	34.6°F (1.4°C)	32.9°F (0.5°C)	1.7°F (0.9°C)	21st Warmest	Warmest since: 1987	1934
	Ties: 1930, 1949, 2006, 2015
Mar–May 1990 3-Month	31.2°F (-0.4°C)	29.4°F (-1.4°C)	1.8°F (1.0°C)	107th Coolest	Coolest since: 1989	1917
	31.2°F (-0.4°C)	29.4°F (-1.4°C)	1.8°F (1.0°C)	22nd Warmest	Warmest since: 1987	1934
	Ties: 2003, 2012
Feb–May 1990 4-Month	27.1°F (-2.7°C)	26.4°F (-3.1°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 1989	1933
	27.1°F (-2.7°C)	26.4°F (-3.1°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 1988	1934
	Ties: 1972
Jan–May 1990 5-Month	25.6°F (-3.6°C)	23.9°F (-4.5°C)	1.7°F (0.9°C)	98th Coolest	Coolest since: 1989	1922
	25.6°F (-3.6°C)	23.9°F (-4.5°C)	1.7°F (0.9°C)	31st Warmest	Warmest since: 1987	1934
	Ties: 1938, 2007
Dec 1989–May 1990 6-Month	24.2°F (-4.3°C)	22.5°F (-5.3°C)	1.7°F (1.0°C)	98th Coolest	Coolest since: 1989	1929
	24.2°F (-4.3°C)	22.5°F (-5.3°C)	1.7°F (1.0°C)	30th Warmest	Warmest since: 1987	1934
	Ties: 1954, 1967, 2012
Nov 1989–May 1990 7-Month	24.3°F (-4.3°C)	22.6°F (-5.2°C)	1.7°F (0.9°C)	106th Coolest	Coolest since: 1989	1917
	24.3°F (-4.3°C)	22.6°F (-5.2°C)	1.7°F (0.9°C)	22nd Warmest	Warmest since: 1987	1934
	Ties: 1921, 1983, 1987
Oct 1989–May 1990 8-Month	25.3°F (-3.7°C)	23.7°F (-4.6°C)	1.6°F (0.9°C)	106th Coolest	Coolest since: 1989	1917
	25.3°F (-3.7°C)	23.7°F (-4.6°C)	1.6°F (0.9°C)	22nd Warmest	Warmest since: 1981	1934
	Ties: 1963
Sep 1989–May 1990 9-Month	27.0°F (-2.8°C)	25.6°F (-3.6°C)	1.4°F (0.8°C)	104th Coolest	Coolest since: 1989	1917
	27.0°F (-2.8°C)	25.6°F (-3.6°C)	1.4°F (0.8°C)	24th Warmest	Warmest since: 1983	1934
	Ties: 1921, 1980, 1983, 2014
Aug 1989–May 1990 10-Month	29.0°F (-1.7°C)	27.8°F (-2.3°C)	1.2°F (0.6°C)	96th Coolest	Coolest since: 1989	1917
	29.0°F (-1.7°C)	27.8°F (-2.3°C)	1.2°F (0.6°C)	32nd Warmest	Warmest since: 1987	1934
	Ties: 2013, 2021
Jul 1989–May 1990 11-Month	31.0°F (-0.6°C)	29.7°F (-1.3°C)	1.3°F (0.7°C)	101st Coolest	Coolest since: 1989	1917
	31.0°F (-0.6°C)	29.7°F (-1.3°C)	1.3°F (0.7°C)	27th Warmest	Warmest since: 1983	2015
	Ties: 1918, 1921, 1967, 1980, 2007
Jun 1989–May 1990 12-Month	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	104th Coolest	Coolest since: 1989	1917
	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	24th Warmest	Warmest since: 1983	1934
	Ties: 1907, 1959
Dec 1988–May 1990 18-Month	28.5°F (-1.9°C)	28.0°F (-2.2°C)	0.5°F (0.3°C)	72nd Coolest	Coolest since: 1989	1917
	28.5°F (-1.9°C)	28.0°F (-2.2°C)	0.5°F (0.3°C)	55th Warmest	Warmest since: 1989	2016
	Ties: 1897, 1989
Jun 1988–May 1990 24-Month	31.6°F (-0.2°C)	30.8°F (-0.7°C)	0.8°F (0.5°C)	95th Coolest	Coolest since: 1989	1917
	31.6°F (-0.2°C)	30.8°F (-0.7°C)	0.8°F (0.5°C)	32nd Warmest	Warmest since: 1988	2016
	Ties: 1919, 1988, 1991, 2008
Jun 1987–May 1990 36-Month	31.5°F (-0.3°C)	30.8°F (-0.7°C)	0.7°F (0.4°C)	93rd Coolest	Coolest since: 1989	1933
	31.5°F (-0.3°C)	30.8°F (-0.7°C)	0.7°F (0.4°C)	33rd Warmest	Warmest since: 1989	2016
	Ties: 1989, 1996, 2008, 2009, 2012
Jun 1986–May 1990 48-Month	31.6°F (-0.2°C)	30.8°F (-0.7°C)	0.8°F (0.5°C)	98th Coolest	Coolest since: 1989	1932
	31.6°F (-0.2°C)	30.8°F (-0.7°C)	0.8°F (0.5°C)	27th Warmest	Warmest since: 1983	2018
	Ties: 1981, 2013
Jun 1985–May 1990 60-Month	31.4°F (-0.3°C)	30.8°F (-0.7°C)	0.6°F (0.4°C)	90th Coolest	Coolest since: 1989	1933
	31.4°F (-0.3°C)	30.8°F (-0.7°C)	0.6°F (0.4°C)	34th Warmest	Warmest since: 1984	2018
	Ties: 1928, 1982, 1997, 2011

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings