Zanzibar August — aerial view of the island's turquoise waters and coastline in peak dry season

Zanzibar · Tanzania

August

Still excellent dry season — whale sharks, clear water, and the European summer holiday crowd.

Strong option

#5 of 12 months

There are better months for Zanzibar — see the full ranking below.

See when to go instead →

Climate

High

26°C

Low

20°C

Rain

28mm

Sun

8.5hrs/day

30-year climate normals · Open Meteo ERA5

How August scores in Zanzibar

Weather
Outstanding
Value
Average
Crowds
Average
Events
Good
Atmosphere
Very good

What you gain in August

  • Whale shark encounters continue at peak reliability through August — the season's most productive months are July and August, and south coast tours run almost daily with high sighting rates
  • The best diving conditions of the year continue: warm shallow reefs, clear visibility, and Mnemba Atoll accessible from Matemwe and Nungwi — one of the most biodiverse marine environments in the Indian Ocean
  • Nungwi and Kendwa beaches on the north coast are at their best — sheltered year-round from tidal variation, the swimming is excellent and the sunset strip is at full energy

What you sacrifice

  • European school summer holidays peak in August — this is the busiest month for international tourism and accommodation prices reflect it; quality resorts require booking months ahead
  • Crowds on the north coast beaches and in Stone Town's key sites are at their annual maximum — the Freddie Mercury birthplace, the Arab Fort, and the spice market all feel genuinely packed
  • The trade winds continue — reliable for kite surfing, but the kite schools at Paje are at maximum capacity in August and lessons should be booked in advance

How August compares to June (best month)

FactorAugustJune
Weather
9
8
Value
4
7
Crowds
4
7

August in other destinations

Climate data: 30-year normals (1991–2020) from Open Meteo ERA5 reanalysis. Scores compare months within Zanzibar, not across destinations. Methodology →