S
M
T
W
T
F
S
26
48°
38°
27
41°
36°
28
41°
37°
29
40°
36°
30
41°
38°
1
43°
38°
2
47°
36°
3
34°
29°
4
33°
31°
5
32°
27°
6
35°
26°
7
39°
29°
8
39°
32°
9
39°
29°
10
38°
34°
11
42°
37°
12
46°
35°
13
46°
36°
14
49°
37°
15
47°
36°
16
47°
35°
17
48°
36°
18
48°
38°
19
49°
36°
20
48°
37°
21
46°
36°
22
45°
34°
23
45°
34°
24
44°
35°
25
45°
35°
26
46°
39°
27
47°
39°
28
47°
40°
29
48°
36°
30
47°
36°
31
47°
37°
1
48°
38°
2
49°
40°
3
48°
40°
4
49°
41°
5
49°
41°
6
50°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Port Moller
Port Moller's May 2026 forecast shows daily high temperatures ranging from 38° to 50°, with overnight lows between 29° and 41°. The average high for May is 46° with an average low of 36°. 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 Moller. See also: June | July | August.