S
M
T
W
T
F
S
29
36°
25°
30
37°
23°
1
35°
21°
2
33°
24°
3
38°
21°
4
34°
23°
5
32°
28°
6
37°
31°
7
38°
35°
8
47°
30°
9
48°
28°
10
40°
27°
11
37°
26°
12
36°
23°
13
34°
22°
14
32°
20°
15
30°
17°
16
29°
20°
17
30°
15°
18
32°
17°
19
32°
16°
20
33°
27°
21
37°
23°
22
38°
14°
23
36°
20°
24
31°
26°
25
39°
20°
26
38°
13°
27
36°
17°
28
27°
11°
29
32°
12°
30
25°
6°
31
36°
9°
1
26°
12°
2
30°
12°
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 25° to 48°, with overnight lows between 6° and 35°. The average high for December is 35° with an average low of 20°. 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.
