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.

Montana

Average Temperature Rankings, June 1921

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Record Coolest
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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 1921 1-Month	62.6°F (17.0°C)	58.3°F (14.6°C)	4.3°F (2.4°C)	117th Coolest	Coolest since: 1920	1951
June 1921 1-Month	62.6°F (17.0°C)	58.3°F (14.6°C)	4.3°F (2.4°C)	12th Warmest	Warmest since: 1919	1988
May–Jun 1921 2-Month	56.2°F (13.4°C)	54.3°F (12.4°C)	1.9°F (1.0°C)	102nd Coolest	Coolest since: 1920	1907
	56.2°F (13.4°C)	54.3°F (12.4°C)	1.9°F (1.0°C)	27th Warmest	Warmest since: 1919	1988
	Ties: 1937, 1985
Apr–Jun 1921 3-Month	50.5°F (10.3°C)	49.7°F (9.8°C)	0.8°F (0.5°C)	87th Coolest	Coolest since: 1920	1975
	50.5°F (10.3°C)	49.7°F (9.8°C)	0.8°F (0.5°C)	42nd Warmest	Warmest since: 1919	1988
	Ties: 1946, 1976
Mar–Jun 1921 4-Month	45.5°F (7.5°C)	44.7°F (7.1°C)	0.8°F (0.4°C)	85th Coolest	Coolest since: 1920	1899
Mar–Jun 1921 4-Month	45.5°F (7.5°C)	44.7°F (7.1°C)	0.8°F (0.4°C)	44th Warmest	Warmest since: 1919	1910
Feb–Jun 1921 5-Month	41.9°F (5.5°C)	40.0°F (4.4°C)	1.9°F (1.1°C)	97th Coolest	Coolest since: 1920	1899
Feb–Jun 1921 5-Month	41.9°F (5.5°C)	40.0°F (4.4°C)	1.9°F (1.1°C)	32nd Warmest	Warmest since: 1910	2016
Jan–Jun 1921 6-Month	38.9°F (3.8°C)	36.1°F (2.3°C)	2.8°F (1.5°C)	109th Coolest	Coolest since: 1920	1899
	38.9°F (3.8°C)	36.1°F (2.3°C)	2.8°F (1.5°C)	20th Warmest	Warmest since: 1900	1992
	Ties: 1941, 1977, 1999
Dec 1920–Jun 1921 7-Month	36.6°F (2.6°C)	33.9°F (1.1°C)	2.7°F (1.5°C)	105th Coolest	Coolest since: 1920	1917
Dec 1920–Jun 1921 7-Month	36.6°F (2.6°C)	33.9°F (1.1°C)	2.7°F (1.5°C)	23rd Warmest	Warmest since: 1900	1992
Nov 1920–Jun 1921 8-Month	35.5°F (1.9°C)	33.4°F (0.8°C)	2.1°F (1.1°C)	103rd Coolest	Coolest since: 1920	1899
	35.5°F (1.9°C)	33.4°F (0.8°C)	2.1°F (1.1°C)	25th Warmest	Warmest since: 1900	1992
	Ties: 1940, 2020
Oct 1920–Jun 1921 9-Month	36.3°F (2.4°C)	34.5°F (1.4°C)	1.8°F (1.0°C)	101st Coolest	Coolest since: 1920	1899
	36.3°F (2.4°C)	34.5°F (1.4°C)	1.8°F (1.0°C)	27th Warmest	Warmest since: 1919	2016
	Ties: 1940
Sep 1920–Jun 1921 10-Month	38.2°F (3.4°C)	36.4°F (2.4°C)	1.8°F (1.0°C)	99th Coolest	Coolest since: 1920	1899
Sep 1920–Jun 1921 10-Month	38.2°F (3.4°C)	36.4°F (2.4°C)	1.8°F (1.0°C)	29th Warmest	Warmest since: 1900	2016
Aug 1920–Jun 1921 11-Month	40.7°F (4.8°C)	38.9°F (3.8°C)	1.8°F (1.0°C)	105th Coolest	Coolest since: 1920	1917
	40.7°F (4.8°C)	38.9°F (3.8°C)	1.8°F (1.0°C)	23rd Warmest	Warmest since: 1900	2016
	Ties: 1926, 1940, 1958, 1980, 2013, 2017
Jul 1920–Jun 1921 12-Month	42.9°F (6.1°C)	41.1°F (5.1°C)	1.8°F (1.0°C)	103rd Coolest	Coolest since: 1920	1917
	42.9°F (6.1°C)	41.1°F (5.1°C)	1.8°F (1.0°C)	25th Warmest	Warmest since: 1900	2016
	Ties: 1958, 1990
Jan 1920–Jun 1921 18-Month	40.0°F (4.4°C)	39.5°F (4.2°C)	0.5°F (0.2°C)	78th Coolest	Coolest since: 1920	1917
	40.0°F (4.4°C)	39.5°F (4.2°C)	0.5°F (0.2°C)	50th Warmest	Warmest since: 1919	2016
	Ties: 1911, 1959, 1963, 1985
Jul 1919–Jun 1921 24-Month	40.7°F (4.8°C)	41.1°F (5.1°C)	-0.4°F (-0.3°C)	41st Coolest	Coolest since: 1920	1917
	40.7°F (4.8°C)	41.1°F (5.1°C)	-0.4°F (-0.3°C)	86th Warmest	Warmest since: 1919	2016
	Ties: 1909, 1948, 1986, 2011
Jul 1918–Jun 1921 36-Month	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	69th Coolest	Coolest since: 1920	1899
	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	57th Warmest	Warmest since: 1902	2017
	Ties: 1927, 1960, 1965, 1968, 1976, 1981
Jul 1917–Jun 1921 48-Month	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	71st Coolest	Coolest since: 1920	1899, 1952
	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	54th Warmest	Warmest to Date	2007, 2016, 2018
	Ties: 1927, 1947, 1962
Jul 1916–Jun 1921 60-Month	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	19th Coolest	Coolest since: 1920	1917, 1952
	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	105th Warmest	Warmest since: 1912	2016
	Ties: 1903, 1930, 1979

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