S
M
T
W
T
F
S
26
54°
46°
27
55°
48°
28
55°
43°
29
55°
41°
30
64°
41°
1
63°
41°
2
50°
46°
3
52°
43°
4
55°
39°
5
46°
34°
6
50°
30°
7
50°
45°
8
52°
37°
9
50°
32°
10
50°
36°
11
48°
39°
12
54°
43°
13
52°
41°
14
50°
41°
15
50°
34°
16
48°
32°
17
50°
37°
18
55°
36°
19
63°
49°
20
59°
46°
21
64°
52°
22
66°
50°
23
66°
49°
24
65°
49°
25
71°
51°
26
69°
50°
27
67°
49°
28
63°
46°
29
62°
47°
30
62°
47°
31
61°
46°
1
56°
46°
2
57°
47°
3
60°
48°
4
59°
48°
5
58°
47°
6
58°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Achiltibuie
Achiltibuie's May 2026 forecast shows daily high temperatures ranging from 56° to 71°, with overnight lows between 46° and 52°. The average high for May is 62° with an average low of 48°. 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 Achiltibuie. See also: June | July | August.