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, July 2018

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 2018
1-Month 		66.8°F
(19.3°C)		 65.7°F
(18.7°C)		 1.1°F
(0.6°C)		 80th Coolest
Coolest since:
 1993
49th Warmest
Warmest since:
 1936
Jun–Jul 2018
2-Month 		63.0°F
(17.2°C)		 62.0°F
(16.7°C)		 1.0°F
(0.5°C)		 86th Coolest
Coolest since:
 1915
43rd Warmest
Warmest since:
 2021
Ties: 1986
May–Jul 2018
3-Month 		60.6°F
(15.9°C)		 58.1°F
(14.5°C)		 2.5°F
(1.4°C)		 116th Coolest
Coolest since:
 1915
13th Warmest
Warmest since:
 1936
Apr–Jul 2018
4-Month 		54.9°F
(12.7°C)		 53.7°F
(12.1°C)		 1.2°F
(0.6°C)		 93rd Coolest
Coolest since:
 1907
36th Warmest
Warmest since:
 1988
Mar–Jul 2018
5-Month 		49.6°F
(9.8°C)		 48.9°F
(9.4°C)		 0.7°F
(0.4°C)		 83rd Coolest
Coolest since:
 1899
46th Warmest
Warmest since:
 1910
Ties: 1921
Feb–Jul 2018
6-Month 		43.2°F
(6.2°C)		 44.2°F
(6.8°C)		 -1.0°F
(-0.6°C)		 37th Coolest
Coolest since:
 1899
92nd Warmest
Warmest since:
 2016
Ties: 1942, 1945, 1947, 1959, 1962
Jan–Jul 2018
7-Month 		40.1°F
(4.5°C)		 40.3°F
(4.6°C)		 -0.2°F
(-0.1°C)		 57th Coolest
Coolest since:
 1899
72nd Warmest
Warmest since:
 1934
Ties: 1918, 1923, 1945, 1970
Dec 2017–Jul 2018
8-Month 		37.8°F
(3.2°C)		 37.9°F
(3.3°C)		 -0.1°F
(-0.1°C)		 59th Coolest
Coolest since:
 1899
69th Warmest
Warmest since:
 1992
Ties: 1932, 1933, 1948, 1966, 1967
Nov 2017–Jul 2018
9-Month 		37.0°F
(2.8°C)		 37.0°F
(2.8°C)		 0.0°F
(0.0°C)		 57th Coolest
Coolest since:
 1899
71st Warmest
Warmest since:
 1934
Ties: 1905, 1924, 1966, 1968, 2001
Oct 2017–Jul 2018
10-Month 		37.5°F
(3.1°C)		 37.5°F
(3.1°C)		 0.0°F
(0.0°C)		 55th Coolest
Coolest since:
 1899
73rd Warmest
Warmest since:
 2016
Ties: 1918, 1948, 1973
Sep 2017–Jul 2018
11-Month 		39.1°F
(3.9°C)		 39.0°F
(3.9°C)		 0.1°F
(0.0°C)		 59th Coolest
Coolest since:
 1899
69th Warmest
Warmest since:
 2016
Ties: 1918, 1989, 2001
Aug 2017–Jul 2018
12-Month 		41.3°F
(5.2°C)		 41.1°F
(5.1°C)		 0.2°F
(0.1°C)		 67th Coolest
Coolest since:
 1899
61st Warmest
Warmest since:
 2016
Ties: 1905, 1935, 1989, 2010
Feb 2017–Jul 2018
18-Month 		43.6°F
(6.4°C)		 42.2°F
(5.7°C)		 1.4°F
(0.7°C)		 99th Coolest
Coolest since:
 1899
29th Warmest
Warmest since:
 2016
Ties: 1991
Aug 2016–Jul 2018
24-Month 		42.3°F
(5.7°C)		 41.1°F
(5.1°C)		 1.2°F
(0.6°C)		 96th Coolest
Coolest since:
 1917
31st Warmest
Warmest since:
 2016
Ties: 1939
Aug 2015–Jul 2018
36-Month 		43.3°F
(6.3°C)		 41.1°F
(5.1°C)		 2.2°F
(1.2°C)		 119th Coolest
Coolest since:
 1899, 1952
7th Warmest
Warmest since:
 2017
Ties: 1992, 2001
Aug 2014–Jul 2018
48-Month 		43.6°F
(6.4°C)		 41.1°F
(5.1°C)		 2.5°F
(1.3°C)		 124th Coolest
Coolest since:
 1952
1st Warmest
Warmest since:
 2007, 2017, 2018
Ties: 2007, 2017
Aug 2013–Jul 2018
60-Month 		43.2°F
(6.2°C)		 41.1°F
(5.1°C)		 2.1°F
(1.1°C)		 119th Coolest
Coolest since:
 1952
5th Warmest
Warmest since:
 2016
Ties: 2002, 2006

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