S
M
T
W
T
F
S
29
82°
61°
30
82°
61°
1
81°
62°
2
82°
62°
3
81°
60°
4
82°
62°
5
81°
61°
6
82°
60°
7
81°
59°
8
80°
60°
9
80°
60°
10
81°
59°
11
80°
60°
12
80°
60°
13
79°
61°
14
80°
61°
15
81°
60°
16
81°
61°
17
80°
61°
18
82°
60°
19
81°
61°
20
80°
60°
21
81°
59°
22
81°
59°
23
79°
58°
24
79°
59°
25
80°
60°
26
80°
60°
27
79°
59°
28
79°
59°
29
78°
60°
30
80°
60°
31
79°
59°
1
80°
60°
2
79°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Castañer
Castañer's December 2026 forecast shows daily high temperatures ranging from 78° to 82°, with overnight lows between 58° and 62°. The average high for December is 80° with an average low of 60°. 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 Castañer. See also: January | February | March.
