S
M
T
W
T
F
S
29
75°
65°
30
79°
64°
1
79°
65°
2
78°
64°
3
79°
63°
4
78°
55°
5
76°
53°
6
71°
53°
7
68°
55°
8
69°
55°
9
70°
54°
10
72°
53°
11
67°
53°
12
67°
54°
13
69°
54°
14
69°
52°
15
68°
53°
16
67°
55°
17
68°
56°
18
69°
55°
19
70°
53°
20
69°
54°
21
69°
60°
22
74°
60°
23
76°
61°
24
75°
59°
25
74°
58°
26
75°
58°
27
74°
59°
28
73°
59°
29
75°
58°
30
75°
59°
31
76°
57°
1
75°
56°
2
73°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Palm Bay
Palm Bay's December 2026 forecast shows daily high temperatures ranging from 67° to 79°, with overnight lows between 52° and 65°. The average high for December is 73° with an average low of 57°. 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 Palm Bay. See also: January | February | March.