S
M
T
W
T
F
S
29
79°
63°
30
83°
63°
1
83°
64°
2
82°
63°
3
81°
62°
4
83°
56°
5
81°
54°
6
77°
53°
7
72°
54°
8
72°
55°
9
76°
55°
10
77°
54°
11
73°
53°
12
72°
54°
13
73°
54°
14
73°
53°
15
74°
53°
16
71°
55°
17
72°
56°
18
73°
54°
19
74°
54°
20
74°
56°
21
75°
60°
22
77°
60°
23
79°
61°
24
79°
58°
25
78°
57°
26
78°
58°
27
77°
58°
28
77°
59°
29
78°
59°
30
79°
58°
31
79°
58°
1
78°
57°
2
77°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Iona
Iona's December 2026 forecast shows daily high temperatures ranging from 71° to 83°, with overnight lows between 53° and 64°. The average high for December is 77° 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 Iona. See also: January | February | March.
