Iowa June 2008 Average Temperature Rankings
1901-2000
Degrees Fahrenheit
1
69.3
69.1
0.2
58
72
1945
1933
2004
2007
normal
1895,1936,1941,1964,1976,2019
2
63.4
64.5
-1.1
37
93
1945
1934
2003
2007
bottom-third
1950,1954,1989,1990
3
57.6
59.0
-1.4
25
105
1907
1934
1997
2007
bottom-third
4
51.3
52.9
-1.6
30
100
1951,1960
2012
1996
2007
bottom-third
1926
5
44.5
46.9
-2.4
17
113
1899
2012
1993
2007
bottom-third
1907,1975
6
39.8
42.0
-2.2
21
109
1912,1979
2012
1993
2007
bottom-third
1969,1993
7
37.0
39.3
-2.3
14
115
1979
2012
1984
2007
bottom-third
1962,1969,1984
8
37.1
38.8
-1.7
20
109
1979
2012
2001
2007
bottom-third
1929,1937,1965,1984
9
39.1
40.2
-1.1
30
99
1912
2012
2001
2007
bottom-third
1943,1970
10
41.7
42.5
-0.8
35
94
1912
2012
2001
2007
bottom-third
1924,1947,1952,1956,1958,1971
11
44.7
45.1
-0.4
43
86
1912
2012
2001
2007
bottom-third
1937,2009
12
47.1
47.5
-0.4
41
88
1904
2012
2001
2007
bottom-third
1958,1963,1966,1968,2009,2015
18
45.9
45.7
0.2
73
56
1979
2017
1997
2007
normal
1915,1926,1956
24
48.0
47.5
0.5
79
49
1979
2017
1998
2007
normal
1943
36
48.8
47.5
1.3
109
18
1905
2000
2005
2007
top-third
1939
48
48.9
47.5
1.4
113
13
1906,1907,1918
1934
2004
2007
top-tenth
1990,2023
60
48.9
47.5
1.4
116
9
1907,1997
1935,2002
2005
2007
top-tenth
1942