S
M
T
W
T
F
S
1
35°
18°
2
34°
18°
3
44°
35°
4
42°
27°
5
44°
32°
6
48°
41°
7
44°
33°
8
36°
29°
9
34°
23°
10
38°
29°
11
37°
20°
12
34°
24°
13
36°
29°
14
39°
25°
15
43°
31°
16
45°
31°
17
39°
32°
18
38°
32°
19
39°
31°
20
39°
30°
21
39°
32°
22
36°
30°
23
37°
31°
24
39°
34°
25
36°
30°
26
37°
32°
27
39°
30°
28
41°
27°
29
39°
30°
30
37°
34°
31
45°
34°
1
46°
30°
2
43°
28°
3
41°
37°
4
45°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
March Weather in Sitka
Sitka'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 Sitka. See also: April | May | June.