S
M
T
W
T
F
S
29
63°
37°
30
56°
37°
1
56°
34°
2
57°
36°
3
58°
36°
4
57°
39°
5
56°
39°
6
58°
38°
7
59°
43°
8
58°
44°
9
57°
45°
10
58°
45°
11
61°
44°
12
61°
42°
13
60°
42°
14
59°
43°
15
60°
43°
16
61°
42°
17
60°
39°
18
56°
42°
19
53°
42°
20
52°
43°
21
59°
38°
22
59°
43°
23
55°
44°
24
59°
43°
25
60°
42°
26
56°
44°
27
56°
40°
28
57°
39°
29
55°
36°
30
53°
43°
31
55°
43°
1
Hist. Avg.
57°
37°
2
Hist. Avg.
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Dublin
Dublin's December 2026 forecast shows daily high temperatures ranging from 52° to 63°, with overnight lows between 34° and 45°. The average high for December is 58° with an average low of 41°. 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 Dublin. See also: January | February | March.
