Summer season rental is by the week only.
(From late May to early August)

Weeks begin and end on Saturday.

Su Mo Tu

We

 Th Fr Sa
   5 6 7 8 9 10 11
12 13 14 15 16 17 18

Exception: If a summer week is not booked within ten days of starting  then it
becomes available for daily rental at the summer rate divided by seven.