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, April 1999

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2023)	Warmest/Coolest Since	Record
April 1999 1-Month	26.9°F (-2.8°C)	29.2°F (-1.6°C)	-2.3°F (-1.2°C)	15th Coolest	Coolest since: 1983	2008
	26.9°F (-2.8°C)	29.2°F (-1.6°C)	-2.3°F (-1.2°C)	115th Warmest	Warmest since: 1998	2016
	Ties: 1967
Mar–Apr 1999 2-Month	24.7°F (-4.1°C)	25.8°F (-3.4°C)	-1.1°F (-0.7°C)	31st Coolest	Coolest since: 1985	1917
	24.7°F (-4.1°C)	25.8°F (-3.4°C)	-1.1°F (-0.7°C)	99th Warmest	Warmest since: 1998	1934
	Ties: 1903, 1954, 1956, 1962, 1982
Feb–Apr 1999 3-Month	22.6°F (-5.2°C)	23.0°F (-5.0°C)	-0.4°F (-0.2°C)	51st Coolest	Coolest since: 1989	1933, 1955
	22.6°F (-5.2°C)	23.0°F (-5.0°C)	-0.4°F (-0.2°C)	79th Warmest	Warmest since: 1998	1934
	Ties: 1898, 1962
Jan–Apr 1999 4-Month	21.9°F (-5.6°C)	20.7°F (-6.3°C)	1.2°F (0.7°C)	82nd Coolest	Coolest since: 1997	1922
Jan–Apr 1999 4-Month	21.9°F (-5.6°C)	20.7°F (-6.3°C)	1.2°F (0.7°C)	48th Warmest	Warmest since: 1998	1934
Dec 1998–Apr 1999 5-Month	20.5°F (-6.4°C)	19.8°F (-6.8°C)	0.7°F (0.4°C)	72nd Coolest	Coolest since: 1993	1949
	20.5°F (-6.4°C)	19.8°F (-6.8°C)	0.7°F (0.4°C)	57th Warmest	Warmest since: 1998	1934
	Ties: 1896, 1988
Nov 1998–Apr 1999 6-Month	21.7°F (-5.7°C)	20.3°F (-6.5°C)	1.4°F (0.8°C)	92nd Coolest	Coolest since: 1997	1917
	21.7°F (-5.7°C)	20.3°F (-6.5°C)	1.4°F (0.8°C)	37th Warmest	Warmest since: 1998	1934
	Ties: 1963, 2014
Oct 1998–Apr 1999 7-Month	23.1°F (-4.9°C)	21.9°F (-5.6°C)	1.2°F (0.7°C)	88th Coolest	Coolest since: 1997	1917
	23.1°F (-4.9°C)	21.9°F (-5.6°C)	1.2°F (0.7°C)	41st Warmest	Warmest since: 1998	1934
	Ties: 1935, 1987
Sep 1998–Apr 1999 8-Month	26.0°F (-3.3°C)	24.2°F (-4.3°C)	1.8°F (1.0°C)	106th Coolest	Coolest since: 1997	1917
	26.0°F (-3.3°C)	24.2°F (-4.3°C)	1.8°F (1.0°C)	23rd Warmest	Warmest since: 1998	1934
	Ties: 1983, 2017
Aug 1998–Apr 1999 9-Month	28.7°F (-1.8°C)	26.8°F (-2.9°C)	1.9°F (1.1°C)	116th Coolest	Coolest since: 1997	1917
	28.7°F (-1.8°C)	26.8°F (-2.9°C)	1.9°F (1.1°C)	13th Warmest	Warmest since: 1998	1934
	Ties: 1907, 1941, 2003, 2005, 2012
Jul 1998–Apr 1999 10-Month	31.1°F (-0.5°C)	29.0°F (-1.7°C)	2.1°F (1.2°C)	119th Coolest	Coolest since: 1998	1917
	31.1°F (-0.5°C)	29.0°F (-1.7°C)	2.1°F (1.2°C)	10th Warmest	Warmest since: 1992	2015
	Ties: 2000, 2003
Jun 1998–Apr 1999 11-Month	32.1°F (0.1°C)	30.3°F (-0.9°C)	1.8°F (1.0°C)	116th Coolest	Coolest since: 1998	1917
	32.1°F (0.1°C)	30.3°F (-0.9°C)	1.8°F (1.0°C)	13th Warmest	Warmest since: 1992	1934
	Ties: 1940, 2000, 2005
May 1998–Apr 1999 12-Month	32.5°F (0.3°C)	30.8°F (-0.7°C)	1.7°F (1.0°C)	112th Coolest	Coolest since: 1997	1917
	32.5°F (0.3°C)	30.8°F (-0.7°C)	1.7°F (1.0°C)	17th Warmest	Warmest since: 1998	2015, 2016
	Ties: 1938, 1981
Nov 1997–Apr 1999 18-Month	29.2°F (-1.6°C)	27.3°F (-2.6°C)	1.9°F (1.0°C)	120th Coolest	Coolest since: 1998	1917
Nov 1997–Apr 1999 18-Month	29.2°F (-1.6°C)	27.3°F (-2.6°C)	1.9°F (1.0°C)	8th Warmest	Warmest since: 1941	2016
May 1997–Apr 1999 24-Month	32.6°F (0.3°C)	30.8°F (-0.7°C)	1.8°F (1.0°C)	120th Coolest	Coolest since: 1998	1917
	32.6°F (0.3°C)	30.8°F (-0.7°C)	1.8°F (1.0°C)	8th Warmest	Warmest since: 1941	2016
	Ties: 1941, 2019
May 1996–Apr 1999 36-Month	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	114th Coolest	Coolest since: 1998	1933
	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	13th Warmest	Warmest since: 1941	2016, 2017
	Ties: 1940, 2007, 2014
May 1995–Apr 1999 48-Month	32.0°F (0.0°C)	30.8°F (-0.7°C)	1.2°F (0.7°C)	111th Coolest	Coolest since: 1998	1932, 1933
	32.0°F (0.0°C)	30.8°F (-0.7°C)	1.2°F (0.7°C)	15th Warmest	Warmest since: 1998	2018
	Ties: 1998, 2004
May 1994–Apr 1999 60-Month	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	114th Coolest	Coolest since: 1998	1933
	32.1°F (0.1°C)	30.8°F (-0.7°C)	1.3°F (0.8°C)	11th Warmest	Warmest to Date	2018
	Ties: 2000, 2004, 2005

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published June 2023, retrieved on June 9, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings