Best time to swim in Zanzibar Sea temperature by month
Do you want to go to the seaside in Zanzibar? But when should you go to be sure to enjoy good sea water temperature and be able to swim for a long time? Now or another month during the year? On this page, find the sea temperature by month in Zanzibar.
Swimming in Zanzibar by month
Discover swimming conditions in detail in Zanzibar by month below. Click on the links for each month to see details about the sea temperature in the cities of: Stone Town, Chake Chake, Nungwi (Unguja Island), Kilindoni (Mafia Island) and Bawe Island.
Month | Averagesea temperature | Our opinion | Details |
---|---|---|---|
January | 83°F to 84°F | ideal swimming | Sea temperature in Zanzibar in january |
February | 83°F to 84°F | ideal swimming | Sea temperature in Zanzibar in february |
March | 85°F to 86°F | ideal swimming | Sea temperature in Zanzibar in march |
April | 85°F to 85°F | ideal swimming | Sea temperature in Zanzibar in april |
May | 83°F to 83°F | ideal swimming | Sea temperature in Zanzibar in may |
June | 81°F to 81°F | ideal swimming | Sea temperature in Zanzibar in june |
July | 79°F to 80°F | ideal swimming* | Sea temperature in Zanzibar in july |
August | 78°F to 79°F | pleasant swimming | Sea temperature in Zanzibar in august |
September | 79°F to 79°F | ideal swimming* | Sea temperature in Zanzibar in september |
October | 80°F to 81°F | ideal swimming | Sea temperature in Zanzibar in october |
November | 83°F to 83°F | ideal swimming | Sea temperature in Zanzibar in november |
December | 83°F to 84°F | ideal swimming | Sea temperature in Zanzibar in december |
* in at least part of the area.
Where and when should you swim in Zanzibar?

Best time to swim in Nungwi (Unguja Island)
It is possible to swim all year in Nungwi (Unguja Island).

Best time to swim in Kilindoni (Mafia Island)
It is possible to swim all year in Kilindoni (Mafia Island).
Other cities and places in Zanzibar:
Water temperatures in Zanzibar over the entire year
On this chart, we show you the variation of the average sea water temperature in Zanzibar for the cities of: Stone Town, Chake Chake, Nungwi (Unguja Island), Kilindoni (Mafia Island) and Bawe Island.