S
M
T
W
T
F
S
29
57°
31°
30
52°
24°
1
42°
22°
2
43°
28°
3
55°
29°
4
47°
30°
5
44°
27°
6
44°
23°
7
40°
20°
8
40°
23°
9
47°
28°
10
50°
29°
11
51°
28°
12
54°
27°
13
51°
28°
14
44°
24°
15
47°
22°
16
49°
18°
17
42°
14°
18
40°
13°
19
41°
14°
20
37°
17°
21
40°
21°
22
42°
17°
23
42°
19°
24
46°
17°
25
40°
20°
26
50°
25°
27
52°
25°
28
47°
20°
29
42°
21°
30
41°
14°
31
40°
13°
1
38°
19°
2
41°
23°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
December Weather in Tyrone
Tyrone's December 2026 forecast shows daily high temperatures ranging from 37° to 57°, with overnight lows between 13° and 31°. The average high for December is 45° 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 Tyrone. See also: January | February | March.