S
M
T
W
T
F
S
29
40°
27°
30
43°
22°
1
42°
20°
2
39°
22°
3
38°
20°
4
39°
18°
5
35°
24°
6
39°
31°
7
44°
34°
8
50°
31°
9
52°
28°
10
48°
27°
11
43°
26°
12
41°
24°
13
41°
25°
14
37°
26°
15
40°
25°
16
43°
25°
17
38°
20°
18
37°
18°
19
33°
18°
20
35°
28°
21
42°
26°
22
44°
18°
23
40°
23°
24
35°
28°
25
45°
23°
26
44°
15°
27
40°
21°
28
34°
13°
29
39°
14°
30
30°
14°
31
45°
13°
1
37°
16°
2
30°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Needham
Needham's December 2026 forecast shows daily high temperatures ranging from 30° to 52°, with overnight lows between 13° and 34°. The average high for December is 40° with an average low of 22°. 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 Needham. See also: January | February | March.
