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 2009

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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 2009
1-Month
64.6°F
(18.1°C)
65.7°F
(18.7°C)
-1.1°F
(-0.6°C)
36th Coolest
Coolest since:
1993
93rd Warmest
Warmest since:
1936
Ties: 1918
Jun–Jul 2009
2-Month
60.6°F
(15.9°C)
62.0°F
(16.7°C)
-1.4°F
(-0.8°C)
24th Coolest
Coolest since:
1915
105th Warmest
Warmest since:
2021
Ties: 1899, 1904, 1962, 1971, 1982
May–Jul 2009
3-Month
57.2°F
(14.0°C)
58.0°F
(14.4°C)
-0.8°F
(-0.4°C)
41st Coolest
Coolest since:
1915
88th Warmest
Warmest since:
1936
Ties: 1913, 1981
Apr–Jul 2009
4-Month
52.9°F
(11.6°C)
53.7°F
(12.1°C)
-0.8°F
(-0.5°C)
39th Coolest
Coolest since:
1907
90th Warmest
Warmest since:
1988
Ties: 1895, 1898, 1912, 1928
Mar–Jul 2009
5-Month
48.0°F
(8.9°C)
48.9°F
(9.4°C)
-0.9°F
(-0.5°C)
39th Coolest
Coolest since:
1899
90th Warmest
Warmest since:
1910
Ties: 1895, 1916, 1947, 1969, 1970
Feb–Jul 2009
6-Month
44.2°F
(6.8°C)
44.3°F
(6.8°C)
-0.1°F
(0.0°C)
68th Coolest
Coolest since:
1899
61st Warmest
Warmest since:
2016
Ties: 1914, 1954, 1958, 1972
Jan–Jul 2009
7-Month
40.9°F
(4.9°C)
40.4°F
(4.7°C)
0.5°F
(0.2°C)
75th Coolest
Coolest since:
1899
54th Warmest
Warmest since:
1934
Ties: 1928, 1940
Dec 2008–Jul 2009
8-Month
37.5°F
(3.1°C)
37.9°F
(3.3°C)
-0.4°F
(-0.2°C)
52nd Coolest
Coolest since:
1899
76th Warmest
Warmest since:
1992
Ties: 1897
Nov 2008–Jul 2009
9-Month
37.3°F
(2.9°C)
36.9°F
(2.7°C)
0.4°F
(0.2°C)
70th Coolest
Coolest since:
1899
58th Warmest
Warmest since:
1934
Ties: 1938
Oct 2008–Jul 2009
10-Month
38.0°F
(3.3°C)
37.6°F
(3.1°C)
0.4°F
(0.2°C)
70th Coolest
Coolest since:
1899
58th Warmest
Warmest since:
2016
Sep 2008–Jul 2009
11-Month
39.4°F
(4.1°C)
39.1°F
(3.9°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1899
55th Warmest
Warmest since:
2016
Ties: 1905, 1906, 1984
Aug 2008–Jul 2009
12-Month
41.6°F
(5.3°C)
41.2°F
(5.1°C)
0.4°F
(0.2°C)
74th Coolest
Coolest since:
1899
54th Warmest
Warmest since:
2016
Ties: 1906, 1970, 1994
Feb 2008–Jul 2009
18-Month
42.5°F
(5.8°C)
42.2°F
(5.7°C)
0.3°F
(0.1°C)
75th Coolest
Coolest since:
1899
53rd Warmest
Warmest since:
2016
Ties: 1911, 1944, 1985
Aug 2007–Jul 2009
24-Month
41.7°F
(5.4°C)
41.1°F
(5.1°C)
0.6°F
(0.3°C)
78th Coolest
Coolest since:
1917
49th Warmest
Warmest since:
2016
Ties: 1946
Aug 2006–Jul 2009
36-Month
42.4°F
(5.8°C)
41.1°F
(5.1°C)
1.3°F
(0.7°C)
102nd Coolest
Coolest since:
1899, 1952
24th Warmest
Warmest since:
2017
Ties: 1935
Aug 2005–Jul 2009
48-Month
42.9°F
(6.1°C)
41.0°F
(5.0°C)
1.9°F
(1.1°C)
113th Coolest
Coolest since:
1952
12th Warmest
Warmest since:
2007, 2017, 2018
Ties: 2003, 2005
Aug 2004–Jul 2009
60-Month
43.0°F
(6.1°C)
41.1°F
(5.1°C)
1.9°F
(1.0°C)
114th Coolest
Coolest since:
1952
10th Warmest
Warmest since:
2016

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