Flights from Londonderry City of Derry to Zanzibar Kisauni have been viewed 11 times in the past calendar month.
When travelling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in Derry is roughly less than Zanzibar. You can assume this to be the case over the next 1 days.
Temperatures around the 26 °Cs can be experienced in December. The weather in Zanzibar is hotter than in Derry. Plan for potential changes in flight availability as peak weather approaches in this location.