Zanzibar weather in August 2025

Expect daytime maximum temperatures of 84°F in Zanzibar, Tanzania in August and high heat and humidity based on long-term weather averages. There are 8 hours of sunshine per day on average with typically 1.9 inches of rainfall in the month.

  • 84°F maximum daytime temperature in August in Zanzibar84
    84°F max day temperature
  • 8 hours of sunshine per day
  • 8 days with some rainfall in August in Zanzibar8
    8 days with some rainfall
  • 66°F minimum night-time temperature in August in Zanzibar66
    66°F min night temperature
  • 12 hours of daylight per day in August in Zanzibar12
    12 hours of daylight per day
  • High heat & humidity in August in ZanzibarH
    High heat & humidity
  • 1.9 inches monthly rainfall in August in Zanzibar1.9
    1.9 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Zanzibar11
    11 (Extreme) UV index
  • 77°F sea temperature in August in Zanzibar77
    77°F sea temperature

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The August weather guide for Tanzania (Zanzibar) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How hot is it in Zanzibar in August?

Daytime temperatures usually reach 84°F in Zanzibar in August with high heat and humidity, falling to 66°F at night.

How sunny is it in Zanzibar in August?

There are normally 8 hours of bright sunshine each day in Zanzibar in August - that's 64% of daylight hours.

How warm is the sea around Zanzibar in August?

The average sea temperature around Zanzibar in August is 77°F.

Does it rain in Zanzibar in August?

There are usually 8 days with some rain in Zanzibar in August and the average monthly rainfall is 1.9 inches.

Zanzibar August sunrise & sunset times

Browse the sunrise and sunset times for Zanzibar in August 2025. Select a month to view Zanzibar sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:34 18:25
Saturday, 16th August 2025 06:30 18:25
Sunday, 31st August 2025 06:24 18:23

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