S
M
T
W
T
F
S
29
47°
41°
30
55°
38°
1
57°
42°
2
56°
41°
3
52°
37°
4
46°
31°
5
55°
27°
6
41°
27°
7
44°
36°
8
47°
30°
9
48°
27°
10
43°
26°
11
41°
23°
12
39°
22°
13
40°
28°
14
44°
34°
15
44°
38°
16
54°
35°
17
55°
27°
18
46°
27°
19
42°
22°
20
40°
24°
21
43°
25°
22
46°
27°
23
49°
31°
24
46°
30°
25
40°
30°
26
39°
28°
27
40°
24°
28
39°
26°
29
43°
27°
30
44°
23°
31
39°
21°
1
39°
22°
2
38°
25°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Gatchel
Gatchel's December 2026 forecast shows daily high temperatures ranging from 38° to 57°, with overnight lows between 21° and 42°. The average high for December is 45° with an average low of 29°. 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 Gatchel. See also: January | February | March.