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, September 1922

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 1922 1-Month	57.9°F (14.4°C)	53.8°F (12.1°C)	4.1°F (2.3°C)	111th Coolest	Coolest since: 1921	1965
September 1922 1-Month	57.9°F (14.4°C)	53.8°F (12.1°C)	4.1°F (2.3°C)	18th Warmest	Warmest to Date	1998
Aug–Sep 1922 2-Month	62.4°F (16.9°C)	59.0°F (15.0°C)	3.4°F (1.9°C)	117th Coolest	Coolest since: 1921	1965
Aug–Sep 1922 2-Month	62.4°F (16.9°C)	59.0°F (15.0°C)	3.4°F (1.9°C)	12th Warmest	Warmest to Date	2022
Jul–Sep 1922 3-Month	62.9°F (17.2°C)	61.2°F (16.2°C)	1.7°F (1.0°C)	101st Coolest	Coolest since: 1921	1912
	62.9°F (17.2°C)	61.2°F (16.2°C)	1.7°F (1.0°C)	28th Warmest	Warmest since: 1919	2022
	Ties: 1939, 2009
Jun–Sep 1922 4-Month	62.6°F (17.0°C)	60.5°F (15.8°C)	2.1°F (1.2°C)	109th Coolest	Coolest since: 1921	1993
	62.6°F (17.0°C)	60.5°F (15.8°C)	2.1°F (1.2°C)	20th Warmest	Warmest since: 1919	2021
	Ties: 1994
May–Sep 1922 5-Month	59.9°F (15.5°C)	58.4°F (14.7°C)	1.5°F (0.8°C)	106th Coolest	Coolest since: 1921	1907
	59.9°F (15.5°C)	58.4°F (14.7°C)	1.5°F (0.8°C)	23rd Warmest	Warmest since: 1919	1936
	Ties: 1934, 1938, 1963, 1990
Apr–Sep 1922 6-Month	56.4°F (13.6°C)	55.5°F (13.1°C)	0.9°F (0.5°C)	91st Coolest	Coolest since: 1921	1907
	56.4°F (13.6°C)	55.5°F (13.1°C)	0.9°F (0.5°C)	38th Warmest	Warmest since: 1919	1936
	Ties: 1933, 1961, 1981, 2020
Mar–Sep 1922 7-Month	52.0°F (11.1°C)	51.7°F (10.9°C)	0.3°F (0.2°C)	71st Coolest	Coolest since: 1921	1965
	52.0°F (11.1°C)	51.7°F (10.9°C)	0.3°F (0.2°C)	58th Warmest	Warmest since: 1919	2012
	Ties: 1957, 1969, 1979, 1984, 2009, 2010
Feb–Sep 1922 8-Month	46.4°F (8.0°C)	47.9°F (8.8°C)	-1.5°F (-0.8°C)	20th Coolest	Coolest since: 1917	1899
	46.4°F (8.0°C)	47.9°F (8.8°C)	-1.5°F (-0.8°C)	109th Warmest	Warmest since: 1921	2012, 2016
	Ties: 1911
Jan–Sep 1922 9-Month	42.6°F (5.9°C)	44.5°F (6.9°C)	-1.9°F (-1.0°C)	17th Coolest	Coolest since: 1917	1899
	42.6°F (5.9°C)	44.5°F (6.9°C)	-1.9°F (-1.0°C)	112th Warmest	Warmest since: 1921	2012
	Ties: 1911
Dec 1921–Sep 1922 10-Month	40.3°F (4.6°C)	42.1°F (5.6°C)	-1.8°F (-1.0°C)	16th Coolest	Coolest since: 1917	1950
	40.3°F (4.6°C)	42.1°F (5.6°C)	-1.8°F (-1.0°C)	112th Warmest	Warmest since: 1921	2012
	Ties: 1975
Nov 1921–Sep 1922 11-Month	39.1°F (3.9°C)	41.0°F (5.0°C)	-1.9°F (-1.1°C)	17th Coolest	Coolest since: 1920	1899
	39.1°F (3.9°C)	41.0°F (5.0°C)	-1.9°F (-1.1°C)	111th Warmest	Warmest since: 1921	2012
	Ties: 1978
Oct 1921–Sep 1922 12-Month	39.7°F (4.3°C)	41.2°F (5.1°C)	-1.5°F (-0.8°C)	18th Coolest	Coolest since: 1920	1899
	39.7°F (4.3°C)	41.2°F (5.1°C)	-1.5°F (-0.8°C)	110th Warmest	Warmest since: 1921	2012
	Ties: 1952, 1962, 1982
Apr 1921–Sep 1922 18-Month	45.0°F (7.2°C)	45.9°F (7.7°C)	-0.9°F (-0.5°C)	22nd Coolest	Coolest since: 1920	1917
	45.0°F (7.2°C)	45.9°F (7.7°C)	-0.9°F (-0.5°C)	106th Warmest	Warmest since: 1921	2016
	Ties: 1920, 1927, 1943, 1985
Oct 1920–Sep 1922 24-Month	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	51st Coolest	Coolest since: 1921	1917
	41.0°F (5.0°C)	41.1°F (5.1°C)	-0.1°F (-0.1°C)	76th Warmest	Warmest since: 1919	2016
	Ties: 1933, 1944, 1953, 1994
Oct 1919–Sep 1922 36-Month	40.2°F (4.6°C)	41.1°F (5.1°C)	-0.9°F (-0.5°C)	17th Coolest	Coolest since: 1918	1951
	40.2°F (4.6°C)	41.1°F (5.1°C)	-0.9°F (-0.5°C)	109th Warmest	Warmest since: 1921	2017
	Ties: 1909
Oct 1918–Sep 1922 48-Month	40.9°F (4.9°C)	41.1°F (5.1°C)	-0.2°F (-0.2°C)	42nd Coolest	Coolest since: 1920	1952
	40.9°F (4.9°C)	41.1°F (5.1°C)	-0.2°F (-0.2°C)	83rd Warmest	Warmest since: 1921	2007, 2017, 2018
	Ties: 1908, 1928, 1958, 1959, 1967, 1985
Oct 1917–Sep 1922 60-Month	40.9°F (4.9°C)	41.1°F (5.1°C)	-0.2°F (-0.2°C)	41st Coolest	Coolest since: 1921	1952
	40.9°F (4.9°C)	41.1°F (5.1°C)	-0.2°F (-0.2°C)	83rd Warmest	Warmest since: 1904	2016
	Ties: 1904, 1928, 1949, 1956, 1959, 1960, 1968, 1997

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 25, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings