S
M
T
W
T
F
S
26
66°
39°
27
70°
39°
28
66°
45°
29
66°
48°
30
64°
39°
1
71°
46°
2
77°
53°
3
75°
52°
4
69°
52°
5
67°
49°
6
61°
47°
7
64°
49°
8
64°
51°
9
67°
52°
10
65°
51°
11
65°
48°
12
61°
47°
13
62°
48°
14
56°
41°
15
55°
41°
16
57°
42°
17
62°
44°
18
61°
45°
19
62°
44°
20
60°
43°
21
58°
44°
22
58°
45°
23
59°
44°
24
59°
44°
25
62°
48°
26
60°
44°
27
65°
50°
28
64°
46°
29
59°
50°
30
60°
46°
31
59°
45°
1
58°
46°
2
58°
44°
3
59°
43°
4
60°
45°
5
63°
47°
6
64°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Buchs
Buchs's May 2026 forecast shows daily high temperatures ranging from 55° to 77°, with overnight lows between 41° and 53°. The average high for May is 62° with an average low of 47°. 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 Buchs. See also: June | July | August.