S
M
T
W
T
F
S
26
62°
42°
27
60°
44°
28
64°
47°
29
49°
36°
30
48°
32°
1
43°
28°
2
56°
42°
3
65°
44°
4
66°
37°
5
53°
35°
6
48°
34°
7
49°
33°
8
59°
38°
9
60°
39°
10
61°
38°
11
60°
40°
12
59°
42°
13
61°
41°
14
66°
42°
15
59°
41°
16
60°
40°
17
60°
47°
18
61°
48°
19
66°
47°
20
67°
49°
21
64°
46°
22
60°
46°
23
61°
43°
24
61°
41°
25
63°
47°
26
64°
48°
27
63°
50°
28
64°
48°
29
64°
46°
30
68°
45°
31
64°
45°
1
64°
47°
2
65°
46°
3
65°
48°
4
66°
46°
5
66°
45°
6
67°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Logan
Logan's May 2026 forecast shows daily high temperatures ranging from 43° to 68°, with overnight lows between 28° and 50°. The average high for May is 61° with an average low of 43°. 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 Logan. See also: June | July | August.