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