S
M
T
W
T
F
S
30
72°
58°
1
67°
58°
2
66°
57°
3
59°
54°
4
65°
53°
5
74°
55°
6
74°
63°
7
73°
62°
8
71°
62°
9
75°
64°
10
70°
61°
11
68°
58°
12
62°
53°
13
65°
48°
14
72°
57°
15
70°
60°
16
65°
59°
17
62°
52°
18
69°
56°
19
64°
55°
20
61°
54°
21
62°
51°
22
71°
54°
23
70°
63°
24
70°
61°
25
70°
59°
26
66°
61°
27
66°
58°
28
66°
52°
29
63°
55°
30
67°
54°
31
69°
57°
1
70°
59°
2
70°
58°
3
61°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Wanganui
Wanganui'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 Wanganui. See also: January | February | March.
