S
M
T
W
T
F
S
29
49°
21°
30
48°
22°
1
42°
19°
2
47°
23°
3
47°
25°
4
48°
18°
5
43°
12°
6
40°
16°
7
36°
20°
8
39°
20°
9
40°
14°
10
39°
15°
11
35°
12°
12
40°
12°
13
35°
10°
14
36°
10°
15
36°
13°
16
35°
23°
17
40°
24°
18
42°
20°
19
42°
11°
20
41°
8°
21
33°
7°
22
34°
9°
23
34°
14°
24
37°
18°
25
38°
15°
26
39°
18°
27
40°
10°
28
38°
9°
29
34°
10°
30
35°
15°
31
41°
11°
1
38°
13°
2
39°
15°
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 33° to 49°, with overnight lows between 7° and 25°. The average high for December is 39° with an average low of 15°. 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.
