S
M
T
W
T
F
S
29
53°
29°
30
47°
27°
1
44°
28°
2
42°
31°
3
44°
26°
4
46°
22°
5
43°
27°
6
42°
28°
7
41°
21°
8
42°
18°
9
40°
17°
10
37°
16°
11
35°
24°
12
46°
22°
13
41°
27°
14
44°
29°
15
Hist. Avg.
44°
26°
16
Hist. Avg.
44°
26°
17
Hist. Avg.
44°
26°
18
Hist. Avg.
44°
26°
19
Hist. Avg.
43°
26°
20
Hist. Avg.
43°
25°
21
Hist. Avg.
43°
25°
22
Hist. Avg.
43°
25°
23
Hist. Avg.
42°
24°
24
Hist. Avg.
42°
24°
25
Hist. Avg.
42°
24°
26
Hist. Avg.
42°
24°
27
Hist. Avg.
42°
24°
28
Hist. Avg.
41°
23°
29
Hist. Avg.
41°
23°
30
Hist. Avg.
41°
23°
31
Hist. Avg.
41°
23°
1
Hist. Avg.
41°
23°
2
Hist. Avg.
40°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Holliston
Holliston's December 2026 forecast shows daily high temperatures ranging from 35° to 53°, with overnight lows between 16° and 31°. The average high for December is 43° with an average low of 25°. 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 Holliston. See also: January | February | March.
