S
M
T
W
T
F
S
29
66°
50°
30
67°
50°
1
68°
49°
2
66°
49°
3
65°
44°
4
56°
39°
5
58°
40°
6
57°
41°
7
52°
35°
8
53°
34°
9
52°
38°
10
51°
37°
11
50°
34°
12
50°
39°
13
51°
41°
14
51°
42°
15
52°
39°
16
51°
38°
17
57°
40°
18
64°
42°
19
57°
40°
20
53°
41°
21
53°
40°
22
58°
39°
23
62°
30°
24
56°
29°
25
50°
33°
26
57°
43°
27
60°
45°
28
63°
43°
29
64°
33°
30
63°
34°
31
55°
33°
1
57°
27°
2
55°
27°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Tool
Tool's December 2026 forecast shows daily high temperatures ranging from 50° to 68°, with overnight lows between 27° and 50°. The average high for December is 57° with an average low of 39°. 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 Tool. See also: January | February | March.