S
M
T
W
T
F
S
29
51°
33°
30
53°
44°
1
57°
47°
2
54°
47°
3
53°
46°
4
56°
47°
5
54°
46°
6
56°
43°
7
61°
44°
8
53°
36°
9
52°
32°
10
49°
39°
11
66°
36°
12
66°
30°
13
62°
29°
14
47°
30°
15
49°
29°
16
51°
31°
17
49°
42°
18
52°
45°
19
63°
45°
20
63°
43°
21
62°
42°
22
61°
48°
23
65°
36°
24
65°
28°
25
64°
27°
26
44°
28°
27
46°
33°
28
52°
43°
29
58°
44°
30
61°
46°
31
62°
44°
1
63°
37°
2
64°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Dunkirk
Dunkirk's December 2026 forecast shows daily high temperatures ranging from 44° to 66°, with overnight lows between 27° and 48°. The average high for December is 57° with an average low of 39°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how December weather will actually feel in Dunkirk. See also: January | February | March.
