S
M
T
W
T
F
S
29
54°
36°
30
56°
41°
1
60°
42°
2
52°
38°
3
66°
34°
4
57°
31°
5
49°
32°
6
51°
34°
7
57°
40°
8
58°
42°
9
47°
30°
10
46°
29°
11
Hist. Avg.
54°
35°
12
Hist. Avg.
54°
34°
13
Hist. Avg.
54°
34°
14
Hist. Avg.
53°
34°
15
Hist. Avg.
53°
34°
16
Hist. Avg.
53°
34°
17
Hist. Avg.
52°
34°
18
Hist. Avg.
52°
33°
19
Hist. Avg.
52°
33°
20
Hist. Avg.
52°
33°
21
Hist. Avg.
52°
33°
22
Hist. Avg.
52°
33°
23
Hist. Avg.
51°
33°
24
Hist. Avg.
51°
33°
25
Hist. Avg.
51°
32°
26
Hist. Avg.
51°
32°
27
Hist. Avg.
51°
32°
28
Hist. Avg.
51°
32°
29
Hist. Avg.
51°
32°
30
Hist. Avg.
51°
32°
31
Hist. Avg.
51°
32°
1
Hist. Avg.
51°
32°
2
Hist. Avg.
51°
32°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Royston
Royston's December 2026 forecast shows daily high temperatures ranging from 46° to 66°, with overnight lows between 29° and 42°. The average high for December is 54° with an average low of 36°. 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 Royston. See also: January | February | March.
