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, December 2018

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 2018 1-Month	24.3°F (-4.3°C)	23.9°F (-4.5°C)	0.4°F (0.2°C)	60th Coolest	Coolest since: 2016	1990
	24.3°F (-4.3°C)	23.9°F (-4.5°C)	0.4°F (0.2°C)	69th Warmest	Warmest since: 2017	1917
	Ties: 2015
Nov–Dec 2018 2-Month	28.2°F (-2.1°C)	27.8°F (-2.3°C)	0.4°F (0.2°C)	67th Coolest	Coolest since: 2015	1985
	28.2°F (-2.1°C)	27.8°F (-2.3°C)	0.4°F (0.2°C)	62nd Warmest	Warmest since: 2017	1917
	Ties: 1896, 2003
Oct–Dec 2018 3-Month	33.4°F (0.8°C)	33.2°F (0.7°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 2013	1985
	33.4°F (0.8°C)	33.2°F (0.7°C)	0.2°F (0.1°C)	69th Warmest	Warmest since: 2017	1917
	Ties: 1915, 1998
Sep–Dec 2018 4-Month	39.1°F (3.9°C)	38.6°F (3.7°C)	0.5°F (0.2°C)	69th Coolest	Coolest since: 2013	1985
	39.1°F (3.9°C)	38.6°F (3.7°C)	0.5°F (0.2°C)	60th Warmest	Warmest since: 2017	1917
	Ties: 1954, 1960, 2006
Aug–Dec 2018 5-Month	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	84th Coolest	Coolest since: 2013	1985
	44.3°F (6.8°C)	43.6°F (6.4°C)	0.7°F (0.4°C)	45th Warmest	Warmest since: 2017	1917
	Ties: 1897, 1952, 1973, 1974, 1980, 2013
Jul–Dec 2018 6-Month	48.3°F (9.1°C)	47.2°F (8.4°C)	1.1°F (0.7°C)	95th Coolest	Coolest since: 2016	1985
	48.3°F (9.1°C)	47.2°F (8.4°C)	1.1°F (0.7°C)	34th Warmest	Warmest since: 2017	1917
	Ties: 1943, 1979, 1988
Jun–Dec 2018 7-Month	49.7°F (9.8°C)	48.6°F (9.2°C)	1.1°F (0.6°C)	104th Coolest	Coolest since: 2011	1985
	49.7°F (9.8°C)	48.6°F (9.2°C)	1.1°F (0.6°C)	25th Warmest	Warmest since: 2017	2021
	Ties: 1904, 1936, 1967, 1974, 2002, 2004
May–Dec 2018 8-Month	50.2°F (10.1°C)	48.6°F (9.2°C)	1.6°F (0.9°C)	112th Coolest	Coolest since: 2016	1916
	50.2°F (10.1°C)	48.6°F (9.2°C)	1.6°F (0.9°C)	17th Warmest	Warmest since: 2017	2021
	Ties: 1936, 1988, 2013, 2020, 2022
Apr–Dec 2018 9-Month	49.3°F (9.6°C)	47.7°F (8.7°C)	1.6°F (0.9°C)	111th Coolest	Coolest since: 2013	1916
	49.3°F (9.6°C)	47.7°F (8.7°C)	1.6°F (0.9°C)	18th Warmest	Warmest since: 2017	2021
	Ties: 1910, 1937, 2020
Mar–Dec 2018 10-Month	47.8°F (8.8°C)	46.3°F (7.9°C)	1.5°F (0.9°C)	111th Coolest	Coolest since: 2013	1916, 1985
	47.8°F (8.8°C)	46.3°F (7.9°C)	1.5°F (0.9°C)	18th Warmest	Warmest since: 2017	1934
	Ties: 1958, 1994, 2006, 2020
Feb–Dec 2018 11-Month	45.8°F (7.7°C)	44.4°F (6.9°C)	1.4°F (0.8°C)	108th Coolest	Coolest since: 2013	1985
	45.8°F (7.7°C)	44.4°F (6.9°C)	1.4°F (0.8°C)	21st Warmest	Warmest since: 2017	1934
	Ties: 1998, 2013
Jan–Dec 2018 12-Month	44.5°F (6.9°C)	42.6°F (5.9°C)	1.9°F (1.0°C)	118th Coolest	Coolest since: 2017	1985
	44.5°F (6.9°C)	42.6°F (5.9°C)	1.9°F (1.0°C)	11th Warmest	Warmest since: 2016	1934
	Ties: 1958, 1987
Jul 2017–Dec 2018 18-Month	46.0°F (7.8°C)	44.1°F (6.7°C)	1.9°F (1.1°C)	117th Coolest	Coolest since: 2017	1985
	46.0°F (7.8°C)	44.1°F (6.7°C)	1.9°F (1.1°C)	11th Warmest	Warmest since: 2016	1934
	Ties: 2007
Jan 2017–Dec 2018 24-Month	44.4°F (6.9°C)	42.6°F (5.9°C)	1.8°F (1.0°C)	118th Coolest	Coolest since: 2014	1985
	44.4°F (6.9°C)	42.6°F (5.9°C)	1.8°F (1.0°C)	10th Warmest	Warmest since: 2017	2015, 2016
	Ties: 1935, 2013, 2014
Jan 2016–Dec 2018 36-Month	44.6°F (7.0°C)	42.6°F (5.9°C)	2.0°F (1.1°C)	123rd Coolest	Coolest since: 2014	1913
	44.6°F (7.0°C)	42.6°F (5.9°C)	2.0°F (1.1°C)	4th Warmest	Warmest since: 2017	2016
	Ties: 2014
Jan 2015–Dec 2018 48-Month	45.1°F (7.3°C)	42.6°F (5.9°C)	2.5°F (1.4°C)	124th Coolest	Coolest since: 2016	1985
	45.1°F (7.3°C)	42.6°F (5.9°C)	2.5°F (1.4°C)	2nd Warmest	Warmest since: 2017	2017
	Ties: 2015, 2016
Jan 2014–Dec 2018 60-Month	45.1°F (7.3°C)	42.6°F (5.9°C)	2.5°F (1.4°C)	124th Coolest	Coolest since: 2017	1913, 1916
	45.1°F (7.3°C)	42.6°F (5.9°C)	2.5°F (1.4°C)	1st Warmest	Warmest since: 2016	2016, 2018
	Ties: 2016

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 1, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings