Tanzania’s diverse landscapes—from the Serengeti plains to Mount Kilimanjaro and Zanzibar’s beaches—experience distinct weather systems. This guide breaks down seasonal climates to help you plan the perfect trip.

Tanzania’s Climate Zones

1. Northern Safari Circuit (Serengeti, Ngorongoro, Tarangire)

   • Tropical savanna climate

   • Distinct wet & dry seasons

2. Southern & Western Parks (Selous, Ruaha, Katavi)

   • Hotter with more pronounced dry seasons

3. Coastal & Zanzibar

   • Tropical coastal climate

   • High humidity + monsoon influences

4. Mountains (Kilimanjaro, Meru)

   • Alpine conditions (varies by altitude)

Seasonal Weather Overview:

1. Dry Season (June – October)

• Temp Range: 20°C – 28°C (68°F – 82°F) days, cooler nights

• Rainfall: Virtually none

• Regional Notes:

  • Northern Parks: Ideal for wildlife viewing (animals congregate at water sources)

  • Zanzibar: Pleasant beach weather (less humidity)

  • Mountains: Best trekking conditions

2. Short Rains (November – December)

• Temp Range: 22°C – 30°C (72°F – 86°F)

• Rainfall: Brief afternoon showers (30-60 mins)

• Regional Notes:

  • Serengeti: Lush landscapes, fewer tourists

  • Coast: Humidity increases but still manageable

3. Long Rains (March – May)

• Temp Range: 24°C – 32°C (75°F – 90°F)

• Rainfall: Heavy, prolonged downpours

• Regional Notes:

  • Southern Parks: Some roads become impassable

  • Zanzibar: High humidity, reduced visibility for diving

Regional Climate Details:

Microclimates:

• Ngorongoro Crater: Up to 10°C cooler than surrounding areas

• Lake Manyara: More humid near the lake

Zanzibar & Coast:

Monsoon Effects:

• Kaskazi (Dec-Mar): Northeast winds = calm seas

• Kusi (Jun-Oct): Southeast winds = rougher waters

Mount Kilimanjaro:

Best Climbing Months: Jan-Mar & Jun-Oct (stable weather)