Zanzibar
or Unguja is approximately 85 km long and 30 km wide with area
of 1500 km. To the north lies the island of Pemba, which is 75
km long and 20 km with an area of 850 km. Although not too far
from each other they have different climates and vegetation.
Like most other Indian Ocean Islands, the monsoon season starts
early March till end May and then again in November but for the
rest of the year hot sunny temperatures are the norm, ranging
from 26 - 28 C. Pemba is slightly cooler and receives more
rainfall than her big sister.