S
M
T
W
T
F
S
26
59°
45°
27
58°
43°
28
57°
43°
29
62°
40°
30
66°
45°
1
65°
43°
2
57°
48°
3
59°
38°
4
55°
42°
5
50°
37°
6
49°
34°
7
52°
38°
8
55°
42°
9
55°
39°
10
55°
41°
11
57°
41°
12
56°
42°
13
57°
43°
14
56°
42°
15
54°
48°
16
54°
43°
17
55°
44°
18
54°
46°
19
55°
45°
20
54°
45°
21
55°
46°
22
55°
46°
23
56°
48°
24
56°
48°
25
57°
47°
26
56°
48°
27
55°
45°
28
55°
44°
29
56°
44°
30
56°
48°
31
57°
48°
1
57°
49°
2
58°
47°
3
58°
49°
4
59°
49°
5
61°
48°
6
61°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Oban
Oban's May 2026 forecast shows daily high temperatures ranging from 49° to 61°, with overnight lows between 34° and 49°. 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 Oban. See also: June | July | August.