S
M
T
W
T
F
S
26
43°
36°
27
42°
35°
28
42°
33°
29
43°
34°
30
42°
35°
1
43°
34°
2
44°
33°
3
44°
35°
4
43°
34°
5
44°
34°
6
45°
33°
7
42°
34°
8
42°
35°
9
43°
35°
10
43°
34°
11
44°
35°
12
43°
34°
13
43°
35°
14
44°
37°
15
44°
36°
16
45°
35°
17
44°
35°
18
45°
37°
19
46°
36°
20
45°
37°
21
47°
38°
22
46°
38°
23
47°
39°
24
47°
36°
25
46°
35°
26
45°
35°
27
45°
36°
28
47°
40°
29
48°
37°
30
47°
36°
31
46°
35°
1
46°
36°
2
47°
38°
3
47°
38°
4
49°
40°
5
51°
41°
6
52°
41°
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 42° to 52°, with overnight lows between 33° and 41°. The average high for May is 45° 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.