Quick Answer
The best time to visit Zanzibar is June to October (dry season) for perfect weather, or January–February for hot, sunny days with fewer crowds. Avoid April if possible — it's the wettest month.
Month-by-Month Breakdown
Hot and dry. Excellent beach weather. Prices moderate. Good for diving and snorkeling.
Hottest month. Perfect for sun lovers. Valentine's getaway. Clear waters for diving.
Rains begin. Still many dry days. Prices start dropping. Good deals on hotels.
Peak of long rains. Heavy daily rainfall. Some hotels close. Cheapest month.
Rains easing but still frequent. Great deals. End of month can be pleasant.
Dry season begins. Pleasant temperatures. Peak season starts. Book early.
Peak season. Coolest month. Best visibility for diving. Whale shark season.
Peak season continues. Excellent conditions. Kitesurfing season. Highest prices.
Still dry and beautiful. Crowds thin slightly. Great value for peak conditions.
Warming up. Last of the dry season. Excellent deals with good weather.
Short rains begin. Brief afternoon showers. Good prices. Still very enjoyable.
Holiday season. Showers ease. Christmas & New Year premium pricing. Festive atmosphere.
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