S
M
T
W
T
F
S
30
33°
21°
1
29°
25°
2
41°
16°
3
46°
27°
4
37°
20°
5
44°
20°
6
46°
32°
7
42°
31°
8
42°
28°
9
56°
35°
10
50°
33°
11
57°
33°
12
50°
28°
13
33°
16°
14
28°
9°
15
39°
18°
16
55°
33°
17
58°
27°
18
60°
30°
19
49°
19°
20
58°
39°
21
53°
31°
22
62°
46°
23
72°
51°
24
74°
50°
25
78°
57°
26
73°
45°
27
75°
45°
28
70°
20°
29
31°
16°
30
43°
13°
31
57°
24°
1
57°
28°
2
41°
33°
3
44°
26°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Hammond
Hammond'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 Hammond. See also: January | February | March.
