S
M
T
W
T
F
S
29
60°
37°
30
60°
36°
1
58°
35°
2
58°
36°
3
59°
35°
4
60°
35°
5
58°
34°
6
59°
36°
7
59°
34°
8
56°
34°
9
58°
35°
10
63°
37°
11
65°
40°
12
64°
39°
13
65°
38°
14
62°
36°
15
57°
36°
16
63°
33°
17
57°
32°
18
56°
33°
19
57°
34°
20
60°
34°
21
60°
32°
22
57°
34°
23
56°
34°
24
61°
35°
25
59°
37°
26
61°
37°
27
58°
32°
28
56°
35°
29
55°
38°
30
63°
35°
31
61°
33°
1
62°
40°
2
63°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Tecopa
Tecopa's December 2026 forecast shows daily high temperatures ranging from 55° to 65°, with overnight lows between 32° and 40°. The average high for December is 60° with an average low of 35°. 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 Tecopa. See also: January | February | March.