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