S
M
T
W
T
F
S
29
47°
38°
30
50°
38°
1
52°
39°
2
51°
38°
3
53°
37°
4
45°
34°
5
49°
34°
6
50°
36°
7
50°
33°
8
42°
30°
9
40°
27°
10
38°
26°
11
37°
32°
12
39°
31°
13
41°
31°
14
36°
23°
15
39°
25°
16
38°
30°
17
41°
31°
18
39°
32°
19
47°
28°
20
43°
18°
21
37°
19°
22
33°
21°
23
32°
26°
24
36°
25°
25
46°
25°
26
42°
20°
27
36°
17°
28
33°
18°
29
34°
18°
30
36°
30°
31
45°
26°
1
49°
19°
2
39°
17°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Barto
Barto's December 2026 forecast shows daily high temperatures ranging from 32° to 53°, with overnight lows between 17° and 39°. The average high for December is 42° with an average low of 28°. 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 Barto. See also: January | February | March.