Idaho September 1912 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
48.6
54.7
-6.1
1
129
1912,1965
1990
1912
1911
lowest
1965
2
54.2
59.2
-5.0
1
129
1912
2022
1912
1911
lowest
3
56.5
61.1
-4.6
1
129
1912
2022
1912
1911
lowest
4
56.8
60.0
-3.2
2
128
1993
2021
1912
1911
bottom-tenth
5
55.0
57.9
-2.9
1
129
1912
2021
1912
1911
lowest
6
52.4
55.1
-2.7
1
129
1912
2021
1912
1911
lowest
7
49.2
51.8
-2.6
1
129
1912
1934,2015
1912
1911
lowest
8
46.5
48.7
-2.2
5
125
1964
1934,2015
1903
1911
bottom-tenth
1975
9
43.9
45.7
-1.8
10
120
1917
1934
1903
1911
bottom-tenth
10
41.7
43.5
-1.8
9
120
1917
1934
1899
1911
bottom-tenth
1899,1922,1932,1984
11
40.4
42.5
-2.1
5
124
1917
1934
1899
1911
bottom-tenth
1899,1932
12
40.5
42.6
-2.1
4
125
1917
1934
1899
1911
bottom-tenth
1920,1985
18
44.8
46.7
-1.9
2
127
1917
2015
1912
1911
bottom-tenth
24
41.3
42.6
-1.3
6
122
1917
2016
1912
1911
bottom-tenth
36
41.7
42.6
-0.9
11
116
1917
2017
1912
1911
bottom-tenth
1951
48
41.8
42.6
-0.8
10
116
1913,1917,1932
2018
1912
1911
bottom-tenth
1915,1920
60
42.0
42.6
-0.6
14
111
1917,1933
2016,2017,2018
1912
1911
bottom-third
1953