S
M
T
W
T
F
S
29
38°
31°
30
37°
25°
1
34°
22°
2
33°
32°
3
33°
23°
4
36°
22°
5
34°
28°
6
29°
27°
7
35°
32°
8
34°
31°
9
37°
35°
10
39°
34°
11
39°
33°
12
38°
26°
13
39°
28°
14
29°
29°
15
34°
33°
16
41°
33°
17
44°
18°
18
41°
18°
19
29°
19°
20
24°
24°
21
29°
28°
22
41°
29°
23
41°
19°
24
38°
29°
25
32°
32°
26
33°
21°
27
35°
21°
28
30°
22°
29
26°
26°
30
44°
28°
31
40°
26°
1
37°
27°
2
29°
28°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Tatitlek
Tatitlek's December 2026 forecast shows daily high temperatures ranging from 24° to 44°, with overnight lows between 18° and 35°. The average high for December is 35° with an average low of 27°. 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 Tatitlek. See also: January | February | March.