S
M
T
W
T
F
S
1
41°
18°
2
43°
32°
3
42°
31°
4
47°
29°
5
42°
31°
6
38°
34°
7
43°
37°
8
42°
24°
9
34°
19°
10
37°
20°
11
36°
19°
12
32°
18°
13
31°
15°
14
34°
4°
15
33°
17°
16
44°
29°
17
59°
35°
18
59°
29°
19
50°
33°
20
38°
28°
21
39°
20°
22
40°
25°
23
35°
25°
24
27°
12°
25
18°
7°
26
26°
-4°
27
32°
15°
28
33°
13°
29
33°
10°
30
35°
11°
31
38°
12°
1
36°
26°
2
46°
29°
3
51°
31°
4
47°
29°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in Salmon Valley
Salmon Valley's March 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for March is ° with an average low of °. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how March weather will actually feel in Salmon Valley. See also: April | May | June.