S
M
T
W
T
F
S
26
56°
35°
27
65°
46°
28
50°
34°
29
60°
38°
30
61°
41°
1
62°
42°
2
62°
35°
3
51°
35°
4
62°
42°
5
64°
42°
6
64°
37°
7
53°
36°
8
54°
41°
9
54°
42°
10
61°
44°
11
59°
36°
12
53°
34°
13
55°
35°
14
59°
39°
15
65°
45°
16
64°
45°
17
58°
44°
18
58°
42°
19
59°
42°
20
65°
46°
21
68°
48°
22
70°
49°
23
71°
48°
24
60°
44°
25
70°
47°
26
62°
47°
27
64°
48°
28
67°
47°
29
69°
43°
30
66°
45°
31
68°
46°
1
61°
48°
2
67°
49°
3
71°
50°
4
74°
50°
5
72°
49°
6
66°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sibbald
Sibbald's May 2026 forecast shows daily high temperatures ranging from 50° to 74°, with overnight lows between 34° and 50°. The average high for May is 62° with an average low of 43°. 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 Sibbald. See also: June | July | August.