Mafia Island weather in August 2025

Expect daytime maximum temperatures of 86°F in Mafia Island, Tanzania in August based on long-term weather averages. There are 8 hours of sunshine per day on average.

  • 86°F maximum daytime temperature in August in Mafia Island86
    86°F max day temperature
  • 8 hours of sunshine per day
  • 5 days with some rainfall in August in Mafia Island5
    5 days with some rainfall
  • 66°F minimum night-time temperature in August in Mafia Island66
    66°F 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
  • 1.3 inches monthly rainfall in August in Mafia Island1.3
    1.3 inches of monthly rainfall
  • UV (maximum) index 11 (Extreme) in August in Mafia Island11
    11 (Extreme) UV index
  • 77°F sea temperature in August in Mafia Island77
    77°F 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)  |  Imperial (°F)

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How hot is it in Mafia Island in August?

Daytime temperatures usually reach 86°F in Mafia Island in August with moderate heat and humidity, falling to 66°F 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 77°F.

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 1.3 inches.

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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