S
M
T
W
T
F
S
29
80°
74°
30
80°
73°
1
79°
74°
2
79°
73°
3
76°
73°
4
78°
72°
5
77°
73°
6
78°
72°
7
78°
72°
8
77°
71°
9
78°
73°
10
78°
72°
11
77°
72°
12
78°
71°
13
76°
71°
14
75°
70°
15
77°
71°
16
78°
71°
17
78°
70°
18
77°
71°
19
77°
71°
20
78°
70°
21
78°
68°
22
77°
69°
23
77°
68°
24
76°
68°
25
75°
67°
26
75°
68°
27
74°
67°
28
75°
66°
29
75°
67°
30
74°
67°
31
74°
66°
1
73°
66°
2
73°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Cabo San Lucas
Cabo San Lucas's December 2026 forecast shows daily high temperatures ranging from 73° to 80°, with overnight lows between 65° and 74°. The average high for December is 77° with an average low of 70°. 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 Cabo San Lucas. See also: January | February | March.
