S
M
T
W
T
F
S
29
51°
32°
30
45°
30°
1
42°
30°
2
41°
33°
3
42°
27°
4
44°
23°
5
41°
27°
6
40°
28°
7
39°
24°
8
40°
20°
9
39°
18°
10
35°
17°
11
34°
28°
12
46°
24°
13
40°
28°
14
37°
21°
15
Hist. Avg.
42°
24°
16
Hist. Avg.
42°
24°
17
Hist. Avg.
42°
23°
18
Hist. Avg.
41°
23°
19
Hist. Avg.
41°
23°
20
Hist. Avg.
41°
23°
21
Hist. Avg.
41°
22°
22
Hist. Avg.
40°
22°
23
Hist. Avg.
40°
22°
24
Hist. Avg.
40°
22°
25
Hist. Avg.
40°
22°
26
Hist. Avg.
40°
21°
27
Hist. Avg.
39°
21°
28
Hist. Avg.
39°
21°
29
Hist. Avg.
39°
21°
30
Hist. Avg.
39°
21°
31
Hist. Avg.
38°
20°
1
Hist. Avg.
38°
20°
2
Hist. Avg.
38°
20°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
December Weather in Salem
Salem's December 2026 forecast shows daily high temperatures ranging from 34° to 51°, with overnight lows between 17° and 33°. The average high for December is 41° with an average low of 26°. 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 Salem. See also: January | February | March.
