Montana September 1986 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
48.9
53.8
-4.9
7
123
1965
1998
1985
1984
bottom-tenth
2
57.1
59.0
-1.9
19
111
1965
2022
1985
1984
bottom-third
1900,1928,1950
3
58.9
61.2
-2.3
11
119
1912
2022
1965
1985
bottom-tenth
1950
4
60.1
60.5
-0.4
40
90
1993
2021
1985
1984
bottom-third
1946,1958
5
58.2
58.4
-0.2
49
81
1907
1936
1985
1984
normal
1909,1913,2019
6
55.3
55.5
-0.2
49
81
1907
1936
1983
1985
normal
1898,1926,1943,1970,1973,1983
7
53.1
51.7
1.4
101
29
1965
2012
1985
1981
top-third
1937,1939,1992,2013,2023
8
48.9
47.9
1.0
87
43
1899
2012,2016
1985
1984
top-third
1921,1980
9
46.6
44.5
2.1
106
24
1899
2012
1985
1983
top-third
10
43.8
42.1
1.7
98
31
1950
2012
1985
1983
top-third
1900,2001,2017
11
41.0
41.0
0.0
57
72
1899
2012
1985
1984
normal
1918,2014
12
41.0
41.2
-0.2
51
78
1899
2012
1985
1984
normal
1932,1933,1955,2014
18
45.9
45.9
0.0
58
71
1917
2016
1985
1984
normal
1906,1930,1959
24
40.4
41.1
-0.7
31
97
1917
2016
1980
1985
bottom-third
1921,1949
36
40.8
41.1
-0.3
41
86
1951
2017
1980
1985
bottom-third
1915,1920,1938,1974
48
41.3
41.1
0.2
72
54
1952
2007,2017,2018
1985
1984
normal
1926,1932,1966,1976,2011
60
41.0
41.1
-0.1
50
75
1952
2016
1982
1985
normal
1925,1926,1927,1932,1966,1970,1976,1980