S
M
T
W
T
F
S
29
54°
34°
30
53°
29°
1
53°
31°
2
54°
29°
3
54°
28°
4
50°
29°
5
53°
35°
6
58°
45°
7
62°
38°
8
65°
30°
9
59°
32°
10
54°
31°
11
57°
37°
12
56°
39°
13
54°
33°
14
52°
28°
15
49°
28°
16
49°
29°
17
51°
33°
18
53°
40°
19
55°
42°
20
56°
45°
21
62°
44°
22
63°
44°
23
62°
39°
24
64°
38°
25
59°
39°
26
61°
39°
27
60°
28°
28
59°
31°
29
49°
26°
30
49°
23°
31
50°
22°
1
42°
25°
2
46°
24°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Rome
Rome's December 2026 forecast shows daily high temperatures ranging from 42° to 65°, with overnight lows between 22° and 45°. The average high for December is 55° with an average low of 33°. 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 Rome. See also: January | February | March.
