Statewide Rankings

Statewide Data Info
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 2016

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
September 2016
1-Month 		54.8°F
(12.7°C)		 53.8°F
(12.1°C)		 1.0°F
(0.6°C)		 76th Coolest
Coolest since:
 1965
53rd Warmest
Warmest since:
 1998
Ties: 1913, 1944, 1958, 2006
Aug–Sep 2016
2-Month 		59.6°F
(15.3°C)		 58.9°F
(14.9°C)		 0.7°F
(0.4°C)		 77th Coolest
Coolest since:
 1965
52nd Warmest
Warmest since:
 2022
Ties: 1913, 1943, 1955, 1973, 1996, 2005, 2008
Jul–Sep 2016
3-Month 		61.7°F
(16.5°C)		 61.2°F
(16.2°C)		 0.5°F
(0.3°C)		 73rd Coolest
Coolest since:
 1912
56th Warmest
Warmest since:
 2022
Ties: 1897, 1909, 1996
Jun–Sep 2016
4-Month 		61.9°F
(16.6°C)		 60.5°F
(15.8°C)		 1.4°F
(0.8°C)		 97th Coolest
Coolest since:
 1993
32nd Warmest
Warmest since:
 2021
Ties: 2000
May–Sep 2016
5-Month 		59.7°F
(15.4°C)		 58.4°F
(14.7°C)		 1.3°F
(0.7°C)		 97th Coolest
Coolest since:
 1907
32nd Warmest
Warmest since:
 1936
Ties: 1966, 1991
Apr–Sep 2016
6-Month 		57.2°F
(14.0°C)		 55.4°F
(13.0°C)		 1.8°F
(1.0°C)		 109th Coolest
Coolest since:
 1907
20th Warmest
Warmest since:
 1936
Ties: 1900, 1937
Mar–Sep 2016
7-Month 		54.4°F
(12.4°C)		 51.7°F
(10.9°C)		 2.7°F
(1.5°C)		 118th Coolest
Coolest since:
 1965
11th Warmest
Warmest since:
 2012
Ties: 1910
Feb–Sep 2016
8-Month 		51.8°F
(11.0°C)		 47.9°F
(8.8°C)		 3.9°F
(2.2°C)		 128th Coolest
Coolest since:
 1899
1st Warmest
Warmest since:
 2012, 2016
Ties: 2012
Jan–Sep 2016
9-Month 		48.7°F
(9.3°C)		 44.5°F
(6.9°C)		 4.2°F
(2.4°C)		 127th Coolest
Coolest since:
 1899
2nd Warmest
Warmest since:
 2012
Dec 2015–Sep 2016
10-Month 		46.2°F
(7.9°C)		 42.1°F
(5.6°C)		 4.1°F
(2.3°C)		 126th Coolest
Coolest since:
 1950
2nd Warmest
Warmest since:
 2012
Ties: 2015
Nov 2015–Sep 2016
11-Month 		44.7°F
(7.1°C)		 41.0°F
(5.0°C)		 3.7°F
(2.1°C)		 125th Coolest
Coolest since:
 1899
3rd Warmest
Warmest since:
 2012
Oct 2015–Sep 2016
12-Month 		45.0°F
(7.2°C)		 41.2°F
(5.1°C)		 3.8°F
(2.1°C)		 126th Coolest
Coolest since:
 1899
2nd Warmest
Warmest since:
 2012
Ties: 2000
Apr 2015–Sep 2016
18-Month 		49.2°F
(9.6°C)		 45.9°F
(7.7°C)		 3.3°F
(1.9°C)		 127th Coolest
Coolest since:
 1917
1st Warmest
Warmest to Date
 2016
Oct 2014–Sep 2016
24-Month 		44.8°F
(7.1°C)		 41.2°F
(5.1°C)		 3.6°F
(2.0°C)		 126th Coolest
Coolest since:
 1917
1st Warmest
Warmest to Date
 2016
Oct 2013–Sep 2016
36-Month 		43.5°F
(6.4°C)		 41.1°F
(5.1°C)		 2.4°F
(1.3°C)		 122nd Coolest
Coolest since:
 1951
4th Warmest
Warmest since:
 2017
Oct 2012–Sep 2016
48-Month 		43.4°F
(6.3°C)		 41.1°F
(5.1°C)		 2.3°F
(1.2°C)		 121st Coolest
Coolest since:
 1952
4th Warmest
Warmest since:
 2007, 2017, 2018
Ties: 2001, 2006, 2008, 2015
Oct 2011–Sep 2016
60-Month 		43.7°F
(6.5°C)		 41.0°F
(5.0°C)		 2.7°F
(1.5°C)		 123rd Coolest
Coolest since:
 1952
1st Warmest
Warmest to Date
 2016

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