S
M
T
W
T
F
S
29
32°
18°
30
32°
19°
1
33°
21°
2
34°
28°
3
39°
29°
4
41°
30°
5
40°
25°
6
40°
19°
7
37°
23°
8
33°
24°
9
42°
29°
10
38°
24°
11
Hist. Avg.
36°
24°
12
Hist. Avg.
36°
24°
13
Hist. Avg.
36°
23°
14
Hist. Avg.
35°
23°
15
Hist. Avg.
35°
23°
16
Hist. Avg.
35°
23°
17
Hist. Avg.
35°
23°
18
Hist. Avg.
35°
23°
19
Hist. Avg.
35°
23°
20
Hist. Avg.
34°
22°
21
Hist. Avg.
34°
22°
22
Hist. Avg.
34°
22°
23
Hist. Avg.
34°
22°
24
Hist. Avg.
34°
22°
25
Hist. Avg.
34°
22°
26
Hist. Avg.
34°
22°
27
Hist. Avg.
34°
22°
28
Hist. Avg.
34°
22°
29
Hist. Avg.
34°
22°
30
Hist. Avg.
34°
22°
31
Hist. Avg.
34°
22°
1
Hist. Avg.
34°
22°
2
Hist. Avg.
34°
22°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Quincy
Quincy's December 2026 forecast shows daily high temperatures ranging from 32° to 42°, with overnight lows between 18° and 30°. The average high for December is 37° with an average low of 24°. 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 Quincy. See also: January | February | March.
