Zanzibar Stone Town, Zanzibar – Image courtesy of aauni.edu

Best time to visit Zanzibar

The best time to visit Zanzibar is between June and August, when the island is bathed in clear sunny days and the temperature averages 27°C (80°F).

Zanzibar Weather

Zanzibar enjoys a tropical climate characterised by two dry seasons and two wet seasons.

June to October brings the long dry season with clear sunny skies and an average temperature 27°C (80°F). July is the coldest at 24°C (75°F)

November to December sees the short wet season with sunny days interspersed with brief but heavy showers.

January and February is Zanzibar’s short but very hot dry season with average highs of 32°C (89°F) peaking occasionally around 39°C (102°F).

March to May sees prolonged and heavy monsoon rains that may last for days at a time. April is the wettest month.

Sea temperature averages 27°C (80°F) peaking at 29°C (84°F) from December to April.

Seasons

High season: January and February
Low season: June to September
Off season: March to May.

Zanzibar – Monthly Weather

J F M A M J J A S O N D
Ave Temp (°C) 28 28 28 27 25 25 24 25 25 26 27 27
Ave High Temp (°C) 32 33 32 30 28 28 27 28 28 30 31 31
Ave Low Temp (°C) 24 24 25 25 23 23 22 22 22 22 23 24
Sunshine (Hrs daily) 10 9 9 7 8 9 9 9 10 9 10 10
Daylight (Hrs daily) 13 13 12 12 12 12 12 12 12 12 13 13
Comfort Level Very high heat & humidity icon Very high heat & humidity icon Very high heat & humidity icon Very high heat & humidity icon Moderately hot icon Moderately hot icon Moderately warm icon Moderately warm icon Moderately hot icon Moderately hot icon High heat & humidity icon High heat & humidity icon
Ave Humidity (%) 74 74 79 84 84 79 78 77 76 76 78 78
UV Index 11 11 11 11 10 9 10 11 11 11 11 11
Days with some Rain 5 5 10 18 15 4 2 2 3 4 11 10
Ave Rainfall (mm) 50 60 140 320 280 50 20 30 40 60 170 130
Sea Temp (°C) 29 29 29 29 28 27 26 25 26 26 28 29
(Stone Town, Zanzibar) J F M A M J J A S O N D

Note: Meteorological data is sourced from the United States National Oceanic and Atmospheric Administration (NOAA) and the World Meteorological Organization (WMO).


Latest update: Best time to visit Zanzibar : 18 November, 2018


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