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 2012

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
September 2012 1-Month	58.2°F (14.6°C)	53.8°F (12.1°C)	4.4°F (2.5°C)	113th Coolest	Coolest since: 2010	1965
September 2012 1-Month	58.2°F (14.6°C)	53.8°F (12.1°C)	4.4°F (2.5°C)	16th Warmest	Warmest since: 2011	1998
Aug–Sep 2012 2-Month	62.4°F (16.9°C)	58.9°F (14.9°C)	3.5°F (2.0°C)	118th Coolest	Coolest since: 2010	1965
	62.4°F (16.9°C)	58.9°F (14.9°C)	3.5°F (2.0°C)	11th Warmest	Warmest since: 2011	2022
	Ties: 1922
Jul–Sep 2012 3-Month	65.2°F (18.4°C)	61.2°F (16.2°C)	4.0°F (2.2°C)	126th Coolest	Coolest since: 2011	1912
	65.2°F (18.4°C)	61.2°F (16.2°C)	4.0°F (2.2°C)	3rd Warmest	Warmest since: 1998	2022
	Ties: 1936, 2021
Jun–Sep 2012 4-Month	63.9°F (17.7°C)	60.4°F (15.8°C)	3.5°F (1.9°C)	125th Coolest	Coolest since: 2011	1993
Jun–Sep 2012 4-Month	63.9°F (17.7°C)	60.4°F (15.8°C)	3.5°F (1.9°C)	4th Warmest	Warmest since: 1936	2021
May–Sep 2012 5-Month	61.1°F (16.2°C)	58.5°F (14.7°C)	2.6°F (1.5°C)	119th Coolest	Coolest since: 2011	1907
	61.1°F (16.2°C)	58.5°F (14.7°C)	2.6°F (1.5°C)	10th Warmest	Warmest since: 2007	1936
	Ties: 1998
Apr–Sep 2012 6-Month	58.4°F (14.7°C)	55.5°F (13.1°C)	2.9°F (1.6°C)	125th Coolest	Coolest since: 2011	1907
Apr–Sep 2012 6-Month	58.4°F (14.7°C)	55.5°F (13.1°C)	2.9°F (1.6°C)	4th Warmest	Warmest since: 2006	1936
Mar–Sep 2012 7-Month	55.6°F (13.1°C)	51.7°F (10.9°C)	3.9°F (2.2°C)	128th Coolest	Coolest since: 2011	1965
Mar–Sep 2012 7-Month	55.6°F (13.1°C)	51.7°F (10.9°C)	3.9°F (2.2°C)	1st Warmest	Warmest to Date	2012
Feb–Sep 2012 8-Month	51.8°F (11.0°C)	47.9°F (8.8°C)	3.9°F (2.2°C)	128th Coolest	Coolest since: 2011	1899
	51.8°F (11.0°C)	47.9°F (8.8°C)	3.9°F (2.2°C)	1st Warmest	Warmest to Date	2012, 2016
	Ties: 2016
Jan–Sep 2012 9-Month	48.8°F (9.3°C)	44.4°F (6.9°C)	4.4°F (2.4°C)	128th Coolest	Coolest since: 2011	1899
Jan–Sep 2012 9-Month	48.8°F (9.3°C)	44.4°F (6.9°C)	4.4°F (2.4°C)	1st Warmest	Warmest to Date	2012
Dec 2011–Sep 2012 10-Month	46.6°F (8.1°C)	42.1°F (5.6°C)	4.5°F (2.5°C)	127th Coolest	Coolest since: 2011	1950
Dec 2011–Sep 2012 10-Month	46.6°F (8.1°C)	42.1°F (5.6°C)	4.5°F (2.5°C)	1st Warmest	Warmest to Date	2012
Nov 2011–Sep 2012 11-Month	45.1°F (7.3°C)	41.0°F (5.0°C)	4.1°F (2.3°C)	127th Coolest	Coolest since: 2011	1899
Nov 2011–Sep 2012 11-Month	45.1°F (7.3°C)	41.0°F (5.0°C)	4.1°F (2.3°C)	1st Warmest	Warmest to Date	2012
Oct 2011–Sep 2012 12-Month	45.1°F (7.3°C)	41.1°F (5.1°C)	4.0°F (2.2°C)	127th Coolest	Coolest since: 2011	1899
Oct 2011–Sep 2012 12-Month	45.1°F (7.3°C)	41.1°F (5.1°C)	4.0°F (2.2°C)	1st Warmest	Warmest to Date	2012
Apr 2011–Sep 2012 18-Month	48.6°F (9.2°C)	45.9°F (7.7°C)	2.7°F (1.5°C)	124th Coolest	Coolest since: 2011	1917
Apr 2011–Sep 2012 18-Month	48.6°F (9.2°C)	45.9°F (7.7°C)	2.7°F (1.5°C)	4th Warmest	Warmest since: 2007	2016
Oct 2010–Sep 2012 24-Month	43.0°F (6.1°C)	41.1°F (5.1°C)	1.9°F (1.0°C)	112th Coolest	Coolest since: 2011	1917
	43.0°F (6.1°C)	41.1°F (5.1°C)	1.9°F (1.0°C)	15th Warmest	Warmest since: 2007	2016
	Ties: 1941
Oct 2009–Sep 2012 36-Month	42.2°F (5.7°C)	41.1°F (5.1°C)	1.1°F (0.6°C)	97th Coolest	Coolest since: 2011	1951
	42.2°F (5.7°C)	41.1°F (5.1°C)	1.1°F (0.6°C)	29th Warmest	Warmest since: 2009	2017
	Ties: 1936, 1963, 1983
Oct 2008–Sep 2012 48-Month	42.2°F (5.7°C)	41.1°F (5.1°C)	1.1°F (0.6°C)	97th Coolest	Coolest since: 2011	1952
	42.2°F (5.7°C)	41.1°F (5.1°C)	1.1°F (0.6°C)	28th Warmest	Warmest since: 2009	2007, 2017, 2018
	Ties: 1964, 1983
Oct 2007–Sep 2012 60-Month	42.1°F (5.6°C)	41.1°F (5.1°C)	1.0°F (0.5°C)	94th Coolest	Coolest since: 2011	1952
	42.1°F (5.6°C)	41.1°F (5.1°C)	1.0°F (0.5°C)	30th Warmest	Warmest since: 2010	2016
	Ties: 1941, 1989

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published January 2023, retrieved on February 3, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings