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 1921

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1921 1-Month	66.3°F (19.1°C)	65.7°F (18.7°C)	0.6°F (0.4°C)	72nd Coolest	Coolest since: 1918	1993
	66.3°F (19.1°C)	65.7°F (18.7°C)	0.6°F (0.4°C)	57th Warmest	Warmest since: 1920	1936
	Ties: 1967, 1991
Jun–Jul 1921 2-Month	64.4°F (18.0°C)	61.9°F (16.6°C)	2.5°F (1.4°C)	113th Coolest	Coolest since: 1920	1915
	64.4°F (18.0°C)	61.9°F (16.6°C)	2.5°F (1.4°C)	16th Warmest	Warmest since: 1919	2021
	Ties: 1940, 2003
May–Jul 1921 3-Month	59.6°F (15.3°C)	58.1°F (14.5°C)	1.5°F (0.8°C)	106th Coolest	Coolest since: 1920	1915
	59.6°F (15.3°C)	58.1°F (14.5°C)	1.5°F (0.8°C)	23rd Warmest	Warmest since: 1919	1936
	Ties: 1910, 1970, 1977, 1994, 2001, 2003
Apr–Jul 1921 4-Month	54.5°F (12.5°C)	53.7°F (12.1°C)	0.8°F (0.4°C)	89th Coolest	Coolest since: 1920	1907
	54.5°F (12.5°C)	53.7°F (12.1°C)	0.8°F (0.4°C)	40th Warmest	Warmest since: 1919	1988
	Ties: 1901, 1974, 1976, 1992
Mar–Jul 1921 5-Month	49.6°F (9.8°C)	48.8°F (9.3°C)	0.8°F (0.5°C)	83rd Coolest	Coolest since: 1920	1899
	49.6°F (9.8°C)	48.8°F (9.3°C)	0.8°F (0.5°C)	46th Warmest	Warmest since: 1919	1910
	Ties: 2018
Feb–Jul 1921 6-Month	46.0°F (7.8°C)	44.3°F (6.8°C)	1.7°F (1.0°C)	97th Coolest	Coolest since: 1920	1899
	46.0°F (7.8°C)	44.3°F (6.8°C)	1.7°F (1.0°C)	32nd Warmest	Warmest since: 1910	2016
	Ties: 2004
Jan–Jul 1921 7-Month	42.8°F (6.0°C)	40.3°F (4.6°C)	2.5°F (1.4°C)	106th Coolest	Coolest since: 1920	1899
Jan–Jul 1921 7-Month	42.8°F (6.0°C)	40.3°F (4.6°C)	2.5°F (1.4°C)	23rd Warmest	Warmest since: 1900	1934
Dec 1920–Jul 1921 8-Month	40.3°F (4.6°C)	37.9°F (3.3°C)	2.4°F (1.3°C)	104th Coolest	Coolest since: 1920	1899
	40.3°F (4.6°C)	37.9°F (3.3°C)	2.4°F (1.3°C)	24th Warmest	Warmest since: 1919	1992
	Ties: 1919
Nov 1920–Jul 1921 9-Month	39.0°F (3.9°C)	37.0°F (2.8°C)	2.0°F (1.1°C)	102nd Coolest	Coolest since: 1920	1899
Nov 1920–Jul 1921 9-Month	39.0°F (3.9°C)	37.0°F (2.8°C)	2.0°F (1.1°C)	26th Warmest	Warmest since: 1900	1934
Oct 1920–Jul 1921 10-Month	39.3°F (4.1°C)	37.5°F (3.1°C)	1.8°F (1.0°C)	100th Coolest	Coolest since: 1920	1899
	39.3°F (4.1°C)	37.5°F (3.1°C)	1.8°F (1.0°C)	28th Warmest	Warmest since: 1919	2016
	Ties: 1946
Sep 1920–Jul 1921 11-Month	40.8°F (4.9°C)	39.1°F (3.9°C)	1.7°F (1.0°C)	100th Coolest	Coolest since: 1920	1899
	40.8°F (4.9°C)	39.1°F (3.9°C)	1.7°F (1.0°C)	28th Warmest	Warmest since: 1919	2016
	Ties: 1963, 1980, 1990
Aug 1920–Jul 1921 12-Month	42.8°F (6.0°C)	41.1°F (5.1°C)	1.7°F (0.9°C)	100th Coolest	Coolest since: 1920	1899
	42.8°F (6.0°C)	41.1°F (5.1°C)	1.7°F (0.9°C)	28th Warmest	Warmest since: 1900	2016
	Ties: 1980, 2003
Feb 1920–Jul 1921 18-Month	42.7°F (5.9°C)	42.2°F (5.7°C)	0.5°F (0.2°C)	80th Coolest	Coolest since: 1920	1899
	42.7°F (5.9°C)	42.2°F (5.7°C)	0.5°F (0.2°C)	48th Warmest	Warmest since: 1919	2016
	Ties: 1938, 1946, 1980
Aug 1919–Jul 1921 24-Month	40.6°F (4.8°C)	41.1°F (5.1°C)	-0.5°F (-0.3°C)	37th Coolest	Coolest since: 1920	1917
	40.6°F (4.8°C)	41.1°F (5.1°C)	-0.5°F (-0.3°C)	90th Warmest	Warmest since: 1920	2016
	Ties: 1920, 1953, 1973, 1994
Aug 1918–Jul 1921 36-Month	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1920	1899, 1952
	41.3°F (5.2°C)	41.1°F (5.1°C)	0.2°F (0.1°C)	60th Warmest	Warmest since: 1910	2017
	Ties: 1910, 1927, 1968, 1976, 1998
Aug 1917–Jul 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	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, 2017, 2018
	Ties: 1962
Aug 1916–Jul 1921 60-Month	40.4°F (4.7°C)	41.0°F (5.0°C)	-0.6°F (-0.3°C)	20th Coolest	Coolest since: 1920	1952
	40.4°F (4.7°C)	41.0°F (5.0°C)	-0.6°F (-0.3°C)	104th Warmest	Warmest since: 1912	2016
	Ties: 1912, 1924, 1930, 1979

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 8, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings