Dubuque, Iowa December 2020 Average Temperature Rankings
1991-2020
Degrees Fahrenheit
1
26.4
24.6
1.8
50
23
1985
2023
2017
2019
top-third
2
34.2
30.5
3.7
64
9
1985
2001
2019
2015
top-third
3
38.1
37.0
1.1
53
20
1976,1985
2015
2019
2016
top-third
4
43.6
43.3
0.3
45
28
1976
2015
2019
2017
normal
1960
5
49.1
48.6
0.5
47
25
1985
2015
2019
2016
normal
1960,1988
6
53.4
52.5
0.9
57
15
1985
2021
2019
2016
top-third
1965,1980,1984,1994
7
55.9
54.8
1.1
60
12
1985
2021
2019
2016
top-third
1954
8
56.0
55.3
0.7
50
22
1976,1985
2021,2023
2019
2018
top-third
1965
9
54.8
54.4
0.4
46
26
1951
2021
2019
2016
normal
1956,1965
10
53.2
52.5
0.7
54
18
1951
2021
2019
2016
top-third
1953,1963,2005
11
50.5
49.8
0.7
54
18
1951
2012
2019
2017
top-third
1977,2011
12
48.3
47.2
1.1
61
10
2014
2012
2019
2017
top-third
1999,2005
18
49.8
49.0
0.8
57
13
2014
2012
2019
2017
top-third
2005
24
47.2
47.2
0.0
42
27
1979
1999
2019
2018
normal
36
47.2
47.2
0.0
42
25
1979
2017
2016
2019
normal
48
47.6
47.2
0.4
51
14
1979
2023
2017
2019
top-third
2005,2022
60
48.0
47.2
0.8
60
3
1979
2002
2019
2002
top-tenth