Mafia Island weather in August 2025

Expect 30°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Mafia Island in August. Check more long-term weather averages for Mafia Island in August before you book your next holiday to Tanzania in 2025/2026.

  • 30°C maximum daytime temperature in August in Mafia Island30
    30°C max day temperature
  • 8 hours of sunshine per day
  • 5 days with some rainfall in August in Mafia Island5
    5 days with some rainfall
  • 19°C minimum night-time temperature in August in Mafia Island19
    19°C min night temperature
  • 12 hours of daylight per day in August in Mafia Island12
    12 hours of daylight per day
  • Moderate heat & humidity in August in Mafia IslandM
    Moderate heat & humidity
  • 32 mm monthly rainfall in August in Mafia Island32
    32 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Mafia Island11
    11 (Extreme) UV index
  • 25°C sea temperature in August in Mafia Island25
    25°C sea temperature

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The August weather guide for Tanzania (Mafia Island) 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Mafia Island in August?

Daytime temperatures usually reach 30°C in Mafia Island in August with moderate heat and humidity, falling to 19°C at night.

How sunny is it in Mafia Island in August?

There are normally 8 hours of bright sunshine each day in Mafia Island in August - that's 70% of daylight hours.

How warm is the sea around Mafia Island in August?

The average sea temperature around Mafia Island in August is 25°C.

Does it rain in Mafia Island in August?

There are usually 5 days with some rain in Mafia Island in August and the average monthly rainfall is 32mm.

Mafia Island August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 06:34 18:21
Saturday, 16th August 2025 06:30 18:21
Sunday, 31st August 2025 06:23 18:20

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