S
M
T
W
T
F
S
29
54°
34°
30
53°
35°
1
52°
27°
2
55°
24°
3
43°
22°
4
44°
18°
5
38°
19°
6
37°
19°
7
39°
25°
8
38°
23°
9
37°
18°
10
35°
18°
11
36°
23°
12
40°
24°
13
45°
17°
14
38°
17°
15
34°
24°
16
38°
30°
17
40°
32°
18
46°
32°
19
49°
29°
20
49°
31°
21
47°
33°
22
49°
29°
23
48°
24°
24
47°
20°
25
41°
23°
26
40°
29°
27
45°
32°
28
47°
30°
29
50°
27°
30
47°
22°
31
45°
15°
1
39°
17°
2
32°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Odessa
Odessa's December 2026 forecast shows daily high temperatures ranging from 32° to 55°, with overnight lows between 15° and 35°. The average high for December is 43° with an average low of 25°. 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 Odessa. See also: January | February | March.