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 1909

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
December 1909 1-Month	10.5°F (-11.9°C)	16.2°F (-8.8°C)	-5.7°F (-3.1°C)	15th Coolest	Coolest since: 1898	1990
December 1909 1-Month	10.5°F (-11.9°C)	16.2°F (-8.8°C)	-5.7°F (-3.1°C)	113th Warmest	Warmest since: 1908	1917
Nov–Dec 1909 2-Month	18.8°F (-7.3°C)	19.5°F (-6.9°C)	-0.7°F (-0.4°C)	42nd Coolest	Coolest since: 1905	1985
	18.8°F (-7.3°C)	19.5°F (-6.9°C)	-0.7°F (-0.4°C)	86th Warmest	Warmest since: 1908	1917
	Ties: 1955, 1967
Oct–Dec 1909 3-Month	23.0°F (-5.0°C)	23.6°F (-4.7°C)	-0.6°F (-0.3°C)	39th Coolest	Coolest since: 1905	1985
Oct–Dec 1909 3-Month	23.0°F (-5.0°C)	23.6°F (-4.7°C)	-0.6°F (-0.3°C)	89th Warmest	Warmest since: 1908	1950
Sep–Dec 1909 4-Month	28.0°F (-2.2°C)	27.7°F (-2.4°C)	0.3°F (0.2°C)	58th Coolest	Coolest since: 1908	1985
	28.0°F (-2.2°C)	27.7°F (-2.4°C)	0.3°F (0.2°C)	70th Warmest	Warmest since: 1907	1950
	Ties: 1896, 1949, 1968, 1969, 2006
Aug–Dec 1909 5-Month	31.8°F (-0.1°C)	31.7°F (-0.2°C)	0.1°F (0.1°C)	50th Coolest	Coolest since: 1908	1985
	31.8°F (-0.1°C)	31.7°F (-0.2°C)	0.1°F (0.1°C)	78th Warmest	Warmest since: 1907	2014
	Ties: 1922, 1923, 1968, 1969, 1975, 1982, 1994, 2005
Jul–Dec 1909 6-Month	34.4°F (1.3°C)	34.5°F (1.4°C)	-0.1°F (-0.1°C)	41st Coolest	Coolest since: 1905	1985
	34.4°F (1.3°C)	34.5°F (1.4°C)	-0.1°F (-0.1°C)	87th Warmest	Warmest since: 1908	2021
	Ties: 1899, 1900, 1921, 1945, 2009
Jun–Dec 1909 7-Month	35.7°F (2.1°C)	35.8°F (2.1°C)	-0.1°F (0.0°C)	42nd Coolest	Coolest since: 1908	1916
	35.7°F (2.1°C)	35.8°F (2.1°C)	-0.1°F (0.0°C)	86th Warmest	Warmest since: 1907	2021
	Ties: 1907, 1943, 1949, 1992
May–Dec 1909 8-Month	35.4°F (1.9°C)	35.8°F (2.1°C)	-0.4°F (-0.2°C)	34th Coolest	Coolest since: 1908	1916
	35.4°F (1.9°C)	35.8°F (2.1°C)	-0.4°F (-0.2°C)	94th Warmest	Warmest since: 1907	2021
	Ties: 1915, 1964
Apr–Dec 1909 9-Month	34.4°F (1.3°C)	35.2°F (1.8°C)	-0.8°F (-0.5°C)	25th Coolest	Coolest since: 1905	1916
	34.4°F (1.3°C)	35.2°F (1.8°C)	-0.8°F (-0.5°C)	103rd Warmest	Warmest since: 1908	2021
	Ties: 1931, 1952, 1959, 1971, 1976
Mar–Dec 1909 10-Month	33.3°F (0.7°C)	33.9°F (1.1°C)	-0.6°F (-0.4°C)	36th Coolest	Coolest since: 1905	1916
	33.3°F (0.7°C)	33.9°F (1.1°C)	-0.6°F (-0.4°C)	92nd Warmest	Warmest since: 1908	2015
	Ties: 1914
Feb–Dec 1909 11-Month	32.2°F (0.1°C)	32.3°F (0.2°C)	-0.1°F (-0.1°C)	49th Coolest	Coolest since: 1908	1985
	32.2°F (0.1°C)	32.3°F (0.2°C)	-0.1°F (-0.1°C)	79th Warmest	Warmest since: 1907	2015
	Ties: 1930, 1945, 1949, 1970
Jan–Dec 1909 12-Month	31.0°F (-0.6°C)	30.8°F (-0.7°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 1908	1985
	31.0°F (-0.6°C)	30.8°F (-0.7°C)	0.2°F (0.1°C)	70th Warmest	Warmest since: 1907	1934, 2015
	Ties: 1965, 1968, 1974, 1978, 1989, 2002, 2009
Jul 1908–Dec 1909 18-Month	32.2°F (0.1°C)	32.1°F (0.1°C)	0.1°F (0.0°C)	60th Coolest	Coolest since: 1908	1985
	32.2°F (0.1°C)	32.1°F (0.1°C)	0.1°F (0.0°C)	67th Warmest	Warmest since: 1907	2015
	Ties: 1910, 1946, 1994
Jan 1908–Dec 1909 24-Month	30.8°F (-0.7°C)	30.8°F (-0.7°C)	0.0°F (0.0°C)	49th Coolest	Coolest since: 1906	1985
	30.8°F (-0.7°C)	30.8°F (-0.7°C)	0.0°F (0.0°C)	78th Warmest	Warmest since: 1908	2015, 2016
	Ties: 1902, 1906, 1928, 1969, 1971
Jan 1907–Dec 1909 36-Month	31.0°F (-0.6°C)	30.8°F (-0.7°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1907	1930, 1931
	31.0°F (-0.6°C)	30.8°F (-0.7°C)	0.2°F (0.1°C)	59th Warmest	Warmest since: 1908	2016
	Ties: 1907, 1970, 1974
Jan 1906–Dec 1909 48-Month	31.1°F (-0.5°C)	30.7°F (-0.7°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1908	1932
	31.1°F (-0.5°C)	30.7°F (-0.7°C)	0.4°F (0.2°C)	48th Warmest	Warmest to Date	2017
	Ties: 1910, 1936, 1963, 1980
Jan 1905–Dec 1909 60-Month	30.9°F (-0.6°C)	30.7°F (-0.7°C)	0.2°F (0.1°C)	67th Coolest	Coolest since: 1907	1932, 1933
	30.9°F (-0.6°C)	30.7°F (-0.7°C)	0.2°F (0.1°C)	57th Warmest	Warmest since: 1908	2018
	Ties: 1965, 1973, 1980

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on December 7, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings