Home › Weather › Zanzibar Weather By Month
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Metro Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check Zanzibar’s monthly weather before you book: the tropical island has two wet seasons, so aim for the dry months of June to October or January to February for the sunniest skies and lowest humidity.
Which months are best for dry and sunny weather?
Zanzibar’s driest and most popular period runs from June to October. July and August bring barely any rain, clear blue skies and comfortable sea breezes. Zanzibar weather September is similarly dry, with average highs around 28°C. A second short dry spell occurs in January and February – Zanzibar weather February is hot and mostly rain-free, ideal for beach holidays.
When does the rain come?
The island experiences two rainy seasons. Long rains fall from March to May, with April the wettest month – Zanzibar weather March marks the start of this wetter period. Short rains arrive from October to December; Zanzibar weather October often sees heavy but brief downpours. For a clear picture of zanzibar weather by month rain totals, the two peaks are April and November.
Is Zanzibar hot all year?
Yes, temperatures stay between 25°C and 32°C every month. The main variation is rainfall, not heat. Even in the wettest months you’ll get plenty of warm sunshine between showers.
Which month has the least rain in Zanzibar?
July is the driest, with an average of under 20mm. June, August, January and February also see very little rain. These months are best for reliable beach weather.
What is Zanzibar like in October?
October is the start of the short rains, with some heavy but often short downpours. Temperatures reach around 30°C, humidity is high, and the sea stays warm. It’s a quieter time to visit if you don’t mind occasional showers.
Compare conditions with UK weather or check the 10 day UK forecast before you travel.