S
M
T
W
T
F
S
29
54°
37°
30
52°
32°
1
53°
26°
2
39°
23°
3
44°
34°
4
52°
35°
5
48°
34°
6
38°
29°
7
38°
23°
8
35°
21°
9
38°
26°
10
42°
29°
11
45°
28°
12
49°
28°
13
44°
29°
14
40°
24°
15
42°
24°
16
42°
26°
17
39°
21°
18
36°
18°
19
35°
17°
20
34°
15°
21
32°
22°
22
34°
21°
23
37°
21°
24
35°
17°
25
34°
16°
26
33°
23°
27
35°
18°
28
36°
15°
29
33°
20°
30
33°
19°
31
34°
14°
1
34°
10°
2
31°
14°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Pilot Grove
Pilot Grove's December 2026 forecast shows daily high temperatures ranging from 31° to 54°, with overnight lows between 10° and 37°. The average high for December is 39° with an average low of 23°. 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 Pilot Grove. See also: January | February | March.