S
M
T
W
T
F
S
29
47°
18°
30
43°
16°
1
44°
24°
2
50°
25°
3
43°
23°
4
43°
21°
5
44°
20°
6
45°
20°
7
47°
19°
8
50°
24°
9
50°
21°
10
48°
22°
11
50°
24°
12
49°
23°
13
48°
24°
14
48°
22°
15
49°
17°
16
45°
18°
17
46°
20°
18
49°
18°
19
52°
19°
20
50°
19°
21
48°
20°
22
49°
22°
23
50°
22°
24
50°
26°
25
49°
23°
26
49°
13°
27
44°
18°
28
39°
23°
29
42°
20°
30
47°
23°
31
51°
25°
1
53°
19°
2
47°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Genoa
Genoa's December 2026 forecast shows daily high temperatures ranging from 39° to 53°, with overnight lows between 13° and 26°. The average high for December is 47° with an average low of 21°. 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 Genoa. See also: January | February | March.
