When to go · Mafia Island
Mafia Island in October
Great month. Inside Mafia Island's best window: Jun–Oct (dry, calm) and Dec–Feb (hot, clear water).
Key facts
- Verdict
- Great
- Temperature
- 28°C (82°F)82°F (28°C) / 21°C (70°F)70°F (21°C)
- average high / low
- Rain days
- 7
- Crowds
- Medium
- Tanzania overall
- Prices
- High
- Tanzania overall
Verdict
Inside Mafia Island's best window: Jun–Oct (dry, calm) and Dec–Feb (hot, clear water).
Is another month better than October?
No other month rates higher than October for Mafia Island in this guide.
Weather in October
- Mafia IslandHighs around 28 °C (82 °F), lows around 21 °C (70 °F), rain on about 7 daysHighs around 82 °F (28 °C), lows around 70 °F (21 °C), rain on about 7 days
Crowds and prices
- Crowds · Tanzania overall
- Medium
- Prices · Tanzania overall
- High
Tanzania overall: Herds start south; dry and dusty; mandatory mainland insurance applies from 1 Oct 2026.
High-price month: see what to book ahead.
Compare two months
Weather, crowds and prices for any two months in Mafia Island, side by side.
Verdict
Oct: Great
Jan: Great
Daytime high
Oct: 28 °C (82 °F)82 °F (28 °C)
Jan: 31 °C (88 °F)88 °F (31 °C)
Night low
Oct: 21 °C (70 °F)70 °F (21 °C)
Jan: 24 °C (75 °F)75 °F (24 °C)
Rain days
Oct: 7
Jan: 6 (better)
Crowds
Oct: Medium
Jan: Medium
Prices
Oct: High
Jan: Medium
Festivals listed
Oct: 0
Jan: 0
October: Inside Mafia Island's best window: Jun–Oct (dry, calm) and Dec–Feb (hot, clear water).
January: Inside Mafia Island's best window: Jun–Oct (dry, calm) and Dec–Feb (hot, clear water).
Mafia Island: figures are long-term averages from this guide, not a forecast.
What to pack
Nothing unusual for the weather this month.