A = The number of letters in the Maori name for Diamond Harbour.
B = First digit of the height of Banks Peninsula's highest peak, in metres.
C = Number of rooms in the original Stoddart Cottage.
D = Largest digit from the year Godley House was first built.
E = Number of letters in the first name of the only leprosy patient to die on Quail Island.
F = Number of letters in the name of the bay said to be the abode of a monstrous taniwha named Tuna Tuoro.
The cache is located in an area that can be wind swept, hence the name, but the views are worth holding on to your hats for!
You can check your answers for this puzzle on Geochecker.com.
[UPDATE: Please ignore geochecker results - they are wrong but co-ords are accurate]