Dubuque, Iowa December 1977 Average Temperature Rankings
1991-2020
Degrees Fahrenheit
1
17.5
24.6
-7.1
12
61
1985
2023
1976
1975
bottom-third
2
25.8
30.5
-4.7
12
61
1985
2001
1976
1975
bottom-third
3
33.4
37.0
-3.6
11
62
1976,1985
2015
1976
1975
bottom-third
4
40.5
43.3
-2.8
10
63
1976
2015
1976
1975
bottom-third
2013
5
45.7
48.6
-2.9
6
66
1985
2015
1976
1975
bottom-tenth
6
50.5
52.5
-2.0
9
63
1985
2021
1976
1975
bottom-third
2009,2013
7
52.9
54.8
-1.9
9
63
1985
2021
1976
1975
bottom-third
1969,2013
8
54.5
55.3
-0.8
23
49
1976,1985
2021,2023
1976
1975
bottom-third
1966,1995
9
54.4
54.4
0.0
36
36
1951
2021
1976
1975
normal
1964
10
53.1
52.5
0.6
50
22
1951
2021
1976
1973
top-third
2022
11
50.5
49.8
0.7
54
18
1951
2012
1976
1973
top-third
2011,2020
12
46.5
47.2
-0.7
29
42
2014
2012
1976
1973
normal
1986,1995,2003
18
47.1
49.0
-1.9
8
62
2014
2012
1977
1976
bottom-third
24
46.0
47.2
-1.2
20
49
1979
1999
1976
1975
bottom-third
1966,1993
36
46.1
47.2
-1.1
16
51
1979
2017
1976
1975
bottom-third
1968,1986,2009,2010
48
46.1
47.2
-1.1
13
52
1979
2023
1972
1976
bottom-third
1968
60
46.6
47.2
-0.6
24
39
1979
2002
1976
1958
normal
1989,1993,1995,1998