Hi
In summer time we dive False bay side mostly due to it being cleaner due to wind and temp anything from 15 - 21 deg C, mostly 16 C.
The boat dives on wrecks that side is 40 - 24m. Reefs most 30 - 18m.
5 mm Wetsuit should be fine, with gloves and hoody.
Couple of shore entry sites mostly in...