S
M
T
W
T
F
S
29
47°
26°
30
39°
16°
1
36°
14°
2
38°
24°
3
43°
26°
4
38°
24°
5
37°
21°
6
36°
15°
7
34°
13°
8
35°
22°
9
43°
24°
10
45°
24°
11
44°
23°
12
48°
24°
13
46°
24°
14
41°
21°
15
41°
23°
16
43°
15°
17
38°
11°
18
35°
9°
19
36°
10°
20
34°
12°
21
37°
15°
22
37°
12°
23
38°
15°
24
37°
15°
25
37°
22°
26
41°
22°
27
45°
16°
28
39°
13°
29
36°
15°
30
38°
10°
31
35°
10°
1
35°
19°
2
38°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Arriba
Arriba's December 2026 forecast shows daily high temperatures ranging from 34° to 48°, with overnight lows between 9° and 26°. The average high for December is 39° with an average low of 18°. 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 Arriba. See also: January | February | March.
