S
M
T
W
T
F
S
29
63°
35°
30
62°
27°
1
50°
24°
2
50°
27°
3
56°
35°
4
63°
32°
5
51°
27°
6
50°
28°
7
49°
22°
8
47°
22°
9
49°
27°
10
52°
32°
11
55°
30°
12
60°
34°
13
55°
32°
14
52°
23°
15
51°
28°
16
51°
25°
17
52°
21°
18
48°
20°
19
49°
21°
20
47°
21°
21
50°
27°
22
49°
22°
23
48°
24°
24
53°
20°
25
49°
23°
26
52°
26°
27
57°
26°
28
53°
20°
29
49°
22°
30
48°
18°
31
48°
20°
1
47°
22°
2
49°
30°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Lamesa
Lamesa's December 2026 forecast shows daily high temperatures ranging from 47° to 63°, with overnight lows between 18° and 35°. The average high for December is 52° with an average low of 26°. 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 Lamesa. See also: January | February | March.