S
M
T
W
T
F
S
29
46°
43°
30
50°
41°
1
51°
37°
2
49°
35°
3
46°
36°
4
45°
35°
5
46°
34°
6
45°
37°
7
46°
36°
8
46°
41°
9
48°
38°
10
49°
40°
11
48°
40°
12
Hist. Avg.
47°
37°
13
Hist. Avg.
47°
37°
14
Hist. Avg.
47°
37°
15
Hist. Avg.
47°
37°
16
Hist. Avg.
47°
37°
17
Hist. Avg.
47°
37°
18
Hist. Avg.
47°
37°
19
Hist. Avg.
47°
37°
20
Hist. Avg.
47°
37°
21
Hist. Avg.
47°
37°
22
Hist. Avg.
47°
37°
23
Hist. Avg.
47°
37°
24
Hist. Avg.
46°
37°
25
Hist. Avg.
46°
37°
26
Hist. Avg.
46°
37°
27
Hist. Avg.
46°
37°
28
Hist. Avg.
46°
37°
29
Hist. Avg.
46°
37°
30
Hist. Avg.
46°
37°
31
Hist. Avg.
46°
36°
1
Hist. Avg.
46°
36°
2
Hist. Avg.
45°
36°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Pentyrch
Pentyrch's December 2026 forecast shows daily high temperatures ranging from 45° to 51°, with overnight lows between 34° and 43°. The average high for December is 47° with an average low of 38°. 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 Pentyrch. See also: January | February | March.
