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, July 1930

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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
July 1930 1-Month	68.7°F (20.4°C)	65.7°F (18.7°C)	3.0°F (1.7°C)	113th Coolest	Coolest since: 1929	1993
	68.7°F (20.4°C)	65.7°F (18.7°C)	3.0°F (1.7°C)	16th Warmest	Warmest since: 1919	1936
	Ties: 1919
Jun–Jul 1930 2-Month	63.7°F (17.6°C)	62.0°F (16.7°C)	1.7°F (0.9°C)	102nd Coolest	Coolest since: 1929	1915
Jun–Jul 1930 2-Month	63.7°F (17.6°C)	62.0°F (16.7°C)	1.7°F (0.9°C)	27th Warmest	Warmest since: 1921	2021
May–Jul 1930 3-Month	58.9°F (14.9°C)	58.1°F (14.5°C)	0.8°F (0.4°C)	83rd Coolest	Coolest since: 1929	1915
	58.9°F (14.9°C)	58.1°F (14.5°C)	0.8°F (0.4°C)	46th Warmest	Warmest since: 1926	1936
	Ties: 2002
Apr–Jul 1930 4-Month	56.2°F (13.4°C)	53.7°F (12.1°C)	2.5°F (1.3°C)	115th Coolest	Coolest since: 1929	1907
	56.2°F (13.4°C)	53.7°F (12.1°C)	2.5°F (1.3°C)	14th Warmest	Warmest since: 1919	1988
	Ties: 1980
Mar–Jul 1930 5-Month	50.6°F (10.3°C)	48.9°F (9.4°C)	1.7°F (0.9°C)	102nd Coolest	Coolest since: 1929	1899
	50.6°F (10.3°C)	48.9°F (9.4°C)	1.7°F (0.9°C)	27th Warmest	Warmest since: 1926	1910
	Ties: 1980
Feb–Jul 1930 6-Month	47.2°F (8.4°C)	44.3°F (6.8°C)	2.9°F (1.6°C)	113th Coolest	Coolest since: 1929	1899
Feb–Jul 1930 6-Month	47.2°F (8.4°C)	44.3°F (6.8°C)	2.9°F (1.6°C)	16th Warmest	Warmest since: 1926	2016
Jan–Jul 1930 7-Month	40.6°F (4.8°C)	40.3°F (4.6°C)	0.3°F (0.2°C)	68th Coolest	Coolest since: 1929	1899
	40.6°F (4.8°C)	40.3°F (4.6°C)	0.3°F (0.2°C)	61st Warmest	Warmest since: 1928	1934
	Ties: 1901, 1906, 1997, 2008
Dec 1929–Jul 1930 8-Month	38.0°F (3.3°C)	37.9°F (3.3°C)	0.1°F (0.0°C)	67th Coolest	Coolest since: 1929	1899
Dec 1929–Jul 1930 8-Month	38.0°F (3.3°C)	37.9°F (3.3°C)	0.1°F (0.0°C)	61st Warmest	Warmest since: 1926	1992
Nov 1929–Jul 1930 9-Month	36.8°F (2.7°C)	37.0°F (2.8°C)	-0.2°F (-0.1°C)	52nd Coolest	Coolest since: 1929	1899
	36.8°F (2.7°C)	37.0°F (2.8°C)	-0.2°F (-0.1°C)	76th Warmest	Warmest since: 1926	1934
	Ties: 1960, 1985, 2014
Oct 1929–Jul 1930 10-Month	37.6°F (3.1°C)	37.6°F (3.1°C)	0.0°F (0.0°C)	59th Coolest	Coolest since: 1929	1899
	37.6°F (3.1°C)	37.6°F (3.1°C)	0.0°F (0.0°C)	69th Warmest	Warmest since: 1926	2016
	Ties: 1945, 1970, 1989, 2001
Sep 1929–Jul 1930 11-Month	38.7°F (3.7°C)	39.1°F (3.9°C)	-0.4°F (-0.2°C)	47th Coolest	Coolest since: 1929	1899
	38.7°F (3.7°C)	39.1°F (3.9°C)	-0.4°F (-0.2°C)	81st Warmest	Warmest since: 1926	2016
	Ties: 1915, 1923, 1942, 1955, 1986
Aug 1929–Jul 1930 12-Month	41.1°F (5.1°C)	41.1°F (5.1°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1929	1899, 1917
	41.1°F (5.1°C)	41.1°F (5.1°C)	0.0°F (0.0°C)	75th Warmest	Warmest since: 1926	2016
	Ties: 1902, 1918, 1923, 1945, 1948
Feb 1929–Jul 1930 18-Month	41.4°F (5.2°C)	42.2°F (5.7°C)	-0.8°F (-0.5°C)	34th Coolest	Coolest since: 1929	1899
	41.4°F (5.2°C)	42.2°F (5.7°C)	-0.8°F (-0.5°C)	94th Warmest	Warmest since: 1927	2016
	Ties: 1936, 1960
Aug 1928–Jul 1930 24-Month	40.0°F (4.4°C)	41.1°F (5.1°C)	-1.1°F (-0.7°C)	17th Coolest	Coolest since: 1929	1917
	40.0°F (4.4°C)	41.1°F (5.1°C)	-1.1°F (-0.7°C)	110th Warmest	Warmest since: 1927	2016
	Ties: 1923
Aug 1927–Jul 1930 36-Month	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	11th Coolest	Coolest since: 1929	1899, 1952
Aug 1927–Jul 1930 36-Month	39.9°F (4.4°C)	41.1°F (5.1°C)	-1.2°F (-0.7°C)	115th Warmest	Warmest since: 1928	2017
Aug 1926–Jul 1930 48-Month	39.8°F (4.3°C)	41.1°F (5.1°C)	-1.3°F (-0.8°C)	7th Coolest	Coolest since: 1920	1952
	39.8°F (4.3°C)	41.1°F (5.1°C)	-1.3°F (-0.8°C)	118th Warmest	Warmest since: 1929	2007, 2017, 2018
	Ties: 1920, 1950
Aug 1925–Jul 1930 60-Month	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	20th Coolest	Coolest since: 1924	1952
	40.4°F (4.7°C)	41.1°F (5.1°C)	-0.7°F (-0.4°C)	104th Warmest	Warmest since: 1929	2016
	Ties: 1912, 1921, 1924, 1979

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings