Exactly 5 days — if start is 2026-05-05, end is locked to 2026-05-09.
May
2026
Mo
Tu
We
Th
Fr
Sa
Su
27
28
29
30
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31