S
M
T
W
T
F
S
29
83°
70°
30
83°
72°
1
84°
71°
2
84°
71°
3
85°
70°
4
83°
71°
5
82°
71°
6
81°
70°
7
82°
71°
8
83°
71°
9
82°
69°
10
83°
70°
11
82°
70°
12
83°
69°
13
82°
70°
14
82°
70°
15
83°
69°
16
83°
69°
17
82°
68°
18
80°
70°
19
81°
70°
20
82°
69°
21
82°
70°
22
81°
69°
23
82°
69°
24
80°
68°
25
82°
66°
26
84°
68°
27
84°
68°
28
83°
67°
29
84°
68°
30
84°
68°
31
83°
66°
1
84°
67°
2
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Juncos
Juncos's December 2026 forecast shows daily high temperatures ranging from 80° to 85°, with overnight lows between 66° and 72°. The average high for December is 83° with an average low of 69°. 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 Juncos. See also: January | February | March.
