S
M
T
W
T
F
S
26
53°
31°
27
50°
32°
28
53°
36°
29
50°
44°
30
50°
44°
1
51°
42°
2
51°
42°
3
53°
41°
4
59°
37°
5
54°
40°
6
52°
40°
7
51°
38°
8
56°
40°
9
54°
47°
10
47°
45°
11
52°
42°
12
58°
40°
13
54°
46°
14
50°
42°
15
52°
37°
16
54°
35°
17
49°
41°
18
51°
41°
19
51°
46°
20
50°
48°
21
53°
46°
22
50°
44°
23
50°
42°
24
55°
44°
25
61°
44°
26
57°
43°
27
56°
39°
28
59°
41°
29
60°
42°
30
63°
43°
31
61°
42°
1
60°
44°
2
57°
44°
3
57°
44°
4
56°
43°
5
56°
44°
6
57°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Port Alexander
Port Alexander's May 2026 forecast shows daily high temperatures ranging from 50° to 63°, with overnight lows between 39° and 48°. The average high for May is 56° with an average low of 44°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Port Alexander. See also: June | July | August.