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
51°
38°
16
48°
43°
17
51°
42°
18
54°
46°
19
57°
49°
20
57°
51°
21
61°
56°
22
66°
55°
23
65°
55°
24
58°
51°
25
56°
48°
26
57°
49°
27
52°
46°
28
51°
45°
29
51°
47°
30
52°
46°
31
52°
47°
1
53°
49°
2
55°
50°
3
55°
50°
4
56°
49°
5
55°
50°
6
54°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Carbost
Carbost's May 2026 forecast shows daily high temperatures ranging from 48° to 66°, with overnight lows between 38° and 56°. The average high for May is 55° 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 Carbost. See also: June | July | August.