S
M
T
W
T
F
S
26
39°
33°
27
44°
32°
28
45°
28°
29
42°
32°
30
40°
32°
1
40°
34°
2
48°
34°
3
49°
32°
4
41°
36°
5
42°
34°
6
47°
30°
7
48°
28°
8
43°
27°
9
50°
30°
10
39°
27°
11
47°
27°
12
49°
37°
13
46°
37°
14
47°
35°
15
53°
26°
16
42°
35°
17
44°
35°
18
47°
35°
19
47°
32°
20
51°
31°
21
46°
35°
22
41°
34°
23
44°
33°
24
47°
32°
25
44°
39°
26
46°
37°
27
44°
36°
28
50°
36°
29
51°
37°
30
51°
37°
31
50°
38°
1
56°
41°
2
57°
40°
3
54°
41°
4
53°
40°
5
52°
42°
6
54°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Portage Creek
Portage Creek's May 2026 forecast shows daily high temperatures ranging from 44° to 57°, with overnight lows between 36° and 42°. The average high for May is 51° with an average low of 39°. 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 Portage Creek. See also: June | July | August.