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, December 1915

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
December 1915 1-Month	16.6°F (-8.6°C)	16.2°F (-8.8°C)	0.4°F (0.2°C)	64th Coolest	Coolest since: 1914	1990
	16.6°F (-8.6°C)	16.2°F (-8.8°C)	0.4°F (0.2°C)	65th Warmest	Warmest since: 1910	1917
	Ties: 1926, 1956, 1987, 2006, 2018
Nov–Dec 1915 2-Month	19.6°F (-6.9°C)	19.4°F (-7.0°C)	0.2°F (0.1°C)	59th Coolest	Coolest since: 1914	1985
	19.6°F (-6.9°C)	19.4°F (-7.0°C)	0.2°F (0.1°C)	70th Warmest	Warmest since: 1913	1917
	Ties: 1940, 2018
Oct–Dec 1915 3-Month	23.7°F (-4.6°C)	23.6°F (-4.7°C)	0.1°F (0.1°C)	55th Coolest	Coolest since: 1914	1985
	23.7°F (-4.6°C)	23.6°F (-4.7°C)	0.1°F (0.1°C)	74th Warmest	Warmest since: 1910	1950
	Ties: 1902, 1957, 1986, 1991, 1997
Sep–Dec 1915 4-Month	27.6°F (-2.4°C)	27.7°F (-2.4°C)	-0.1°F (0.0°C)	46th Coolest	Coolest since: 1914	1985
	27.6°F (-2.4°C)	27.7°F (-2.4°C)	-0.1°F (0.0°C)	83rd Warmest	Warmest since: 1910	1950
	Ties: 1908, 1945, 1983, 2019
Aug–Dec 1915 5-Month	32.0°F (0.0°C)	31.6°F (-0.2°C)	0.4°F (0.2°C)	61st Coolest	Coolest since: 1914	1985
	32.0°F (0.0°C)	31.6°F (-0.2°C)	0.4°F (0.2°C)	68th Warmest	Warmest since: 1910	2014
	Ties: 1926, 1949, 2002
Jul–Dec 1915 6-Month	34.5°F (1.4°C)	34.6°F (1.4°C)	-0.1°F (0.0°C)	47th Coolest	Coolest since: 1914	1985
	34.5°F (1.4°C)	34.6°F (1.4°C)	-0.1°F (0.0°C)	82nd Warmest	Warmest since: 1910	2021
	Ties: 1908, 1961, 1969, 1986, 1987
Jun–Dec 1915 7-Month	35.2°F (1.8°C)	35.8°F (2.1°C)	-0.6°F (-0.3°C)	30th Coolest	Coolest since: 1914	1916
	35.2°F (1.8°C)	35.8°F (2.1°C)	-0.6°F (-0.3°C)	99th Warmest	Warmest since: 1913	2021
	Ties: 1959
May–Dec 1915 8-Month	35.4°F (1.9°C)	35.8°F (2.1°C)	-0.4°F (-0.2°C)	34th Coolest	Coolest since: 1914	1916
	35.4°F (1.9°C)	35.8°F (2.1°C)	-0.4°F (-0.2°C)	95th Warmest	Warmest since: 1913	2021
	Ties: 1909, 1964
Apr–Dec 1915 9-Month	35.3°F (1.8°C)	35.2°F (1.8°C)	0.1°F (0.0°C)	54th Coolest	Coolest since: 1914	1916
	35.3°F (1.8°C)	35.2°F (1.8°C)	0.1°F (0.0°C)	75th Warmest	Warmest since: 1913	2021
	Ties: 1904, 1913, 1921, 1942, 1943, 1965
Mar–Dec 1915 10-Month	34.3°F (1.3°C)	33.9°F (1.1°C)	0.4°F (0.2°C)	80th Coolest	Coolest since: 1914	1916
	34.3°F (1.3°C)	33.9°F (1.1°C)	0.4°F (0.2°C)	49th Warmest	Warmest since: 1910	2015
	Ties: 1907, 1918, 1921, 1933, 1949, 1961, 1967, 1983, 1990, 1991, 2000, 2002
Feb–Dec 1915 11-Month	33.3°F (0.7°C)	32.4°F (0.2°C)	0.9°F (0.5°C)	97th Coolest	Coolest since: 1914	1985
	33.3°F (0.7°C)	32.4°F (0.2°C)	0.9°F (0.5°C)	32nd Warmest	Warmest since: 1907	2015
	Ties: 1907, 2000, 2020
Jan–Dec 1915 12-Month	31.4°F (-0.3°C)	30.8°F (-0.7°C)	0.6°F (0.4°C)	78th Coolest	Coolest since: 1914	1985
	31.4°F (-0.3°C)	30.8°F (-0.7°C)	0.6°F (0.4°C)	51st Warmest	Warmest since: 1907	1934, 2015
	Ties: 1907, 1990, 1999
Jul 1914–Dec 1915 18-Month	31.9°F (-0.1°C)	32.1°F (0.1°C)	-0.2°F (-0.2°C)	41st Coolest	Coolest since: 1914	1985
	31.9°F (-0.1°C)	32.1°F (0.1°C)	-0.2°F (-0.2°C)	87th Warmest	Warmest since: 1914	2015
	Ties: 1904, 1905, 1914, 1945, 1962
Jan 1914–Dec 1915 24-Month	31.1°F (-0.5°C)	30.8°F (-0.7°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1914	1985
	31.1°F (-0.5°C)	30.8°F (-0.7°C)	0.3°F (0.2°C)	57th Warmest	Warmest since: 1910	2015, 2016
	Ties: 1910, 1925, 1966, 1974, 1978, 1980, 1984
Jan 1913–Dec 1915 36-Month	30.7°F (-0.7°C)	30.9°F (-0.6°C)	-0.2°F (-0.1°C)	44th Coolest	Coolest since: 1914	1930, 1931
	30.7°F (-0.7°C)	30.9°F (-0.6°C)	-0.2°F (-0.1°C)	83rd Warmest	Warmest since: 1910	2016
	Ties: 1954, 1965, 1978, 1987
Jan 1912–Dec 1915 48-Month	30.5°F (-0.8°C)	30.8°F (-0.7°C)	-0.3°F (-0.1°C)	33rd Coolest	Coolest since: 1914	1932
	30.5°F (-0.8°C)	30.8°F (-0.7°C)	-0.3°F (-0.1°C)	93rd Warmest	Warmest since: 1911	2017
	Ties: 1900, 1904, 1906, 1911, 1929, 1944, 1946, 1987
Jan 1911–Dec 1915 60-Month	30.2°F (-1.0°C)	30.7°F (-0.7°C)	-0.5°F (-0.3°C)	13th Coolest	Coolest since: 1914	1932, 1933
	30.2°F (-1.0°C)	30.7°F (-0.7°C)	-0.5°F (-0.3°C)	112th Warmest	Warmest since: 1914	2018
	Ties: 1913, 1914, 1923, 1924, 1951

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on January 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings