30YearWeather
Zanzibar
When to avoid visiting Zanzibar, Tanzania
Seasonal Comparison

Least Favorable Months in Zanzibar

Based on 30 years of NASA satellite data, Zanzibar enjoys relatively good weather year-round. However, if you're comparing months, April, January, March are the least favorable — though still perfectly visitable.

April55/100January59/100March59/100

Good news: Zanzibar has no truly bad months!

With a score of 55/100, even April(the "worst" month) is still a reasonable time to visit. These months are simply the least favorable compared to other months in Zanzibar, not objectively bad. Many travelers enjoy visiting during these periods and benefit from lower prices and fewer crowds.

Why April is the Least Favorable (But Still Okay) Time to Visit Zanzibar

Is April a Good Time to Visit Zanzibar?

👌Decent conditions for most activities
Short Answer

April falls in Zanzibar's wet season: 70% rain probability with average 6mm rainfall. Pack waterproofs and plan flexible indoor alternatives.

Decision Factors

Oppressive heat and humidity

28.7°C with 85% humidity - challenging conditions

High rainfall period

70% rain probability, 6mm average

Vaccinations required

Yellow Fever

Feels significantly hotter than 28.7°C

Heat index: 35°C due to 85% humidity

Warm tropical seas

29°C sea temperature - Tropical Bath

Peak tourist season

86% of annual peak - expect crowds and high prices

Good For

  • 💼
    Business travelers

    Climate-controlled meetings unaffected by weather

Who Should Avoid

  • 💰
    Budget travelers

    Peak season means premium prices everywhere

  • 👴
    Elderly travelers

    85% humidity creates difficult conditions

  • 🥾
    Outdoor enthusiasts

    70% rain probability disrupts outdoor activities

  • 📸
    Photographers

    68% cloud cover limits natural light opportunities

900 observations30-year historical data
Confidence: 99%

Key Challenges During These Months

Extreme Heat

Temperatures can become dangerously hot with oppressive humidity

Heavy Rainfall

Monsoon or rainy season brings frequent downpours and potential flooding

Months to Avoid: Detailed Breakdown

Worst55

April

Oppressive heat and humidity, High rainfall period

View details
2nd Worst59

January

Oppressive heat and humidity, Feels significantly hotter than 30.9°C

View details
3rd Worst59

March

Oppressive heat and humidity, Feels significantly hotter than 31°C

View details

Looking for the Best Time Instead?

Discover the optimal months to visit Zanzibar with ideal weather conditions, fewer crowds, and better prices.

Best Time to Visit Zanzibar

Frequently Asked Questions

When should I avoid visiting Zanzibar?

Based on 30 years of data, the most challenging months are April, January, March. Primary concerns include: oppressive heat and humidity, high rainfall period.

What is the worst month to visit Zanzibar?

April is typically the most challenging month, scoring only 55/100 in our travel conditions analysis.

Can I still visit during these months?

Yes, many travelers still visit during challenging months. Come prepared with appropriate gear, flexible bookings, and backup plans. Lower prices and fewer tourists can offset the weather challenges.

Are hotels cheaper during these months?

Often yes. Low season typically means reduced hotel rates, easier reservations, and fewer crowds at popular attractions. Some travelers prefer this trade-off.