S
M
T
W
T
F
S
30
60°
44°
1
46°
41°
2
53°
33°
3
55°
35°
4
53°
44°
5
50°
42°
6
73°
43°
7
72°
46°
8
58°
35°
9
67°
31°
10
71°
48°
11
69°
39°
12
77°
54°
13
75°
56°
14
64°
33°
15
56°
30°
16
65°
37°
17
65°
57°
18
75°
54°
19
67°
37°
20
79°
51°
21
69°
55°
22
79°
58°
23
81°
66°
24
78°
64°
25
78°
63°
26
82°
69°
27
83°
69°
28
81°
53°
29
54°
41°
30
56°
31°
31
70°
28°
1
73°
36°
2
87°
56°
3
73°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Bastrop
Bastrop's December 2025 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for December is ° with an average low of °. 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 Bastrop. See also: January | February | March.