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Best time to visit Tanzania – month by month
Plan your safari, trek, or beach escape with our complete seasonal guide
Tanzania offers year‑round travel opportunities, but the “best” time depends entirely on what you want to see and do: wildebeest river crossings, calving season, clear mountain views, or idyllic beach weather. This guide breaks down every month, highlighting pros, cons, and key events for safaris, Kilimanjaro climbing, Zanzibar holidays, and cultural festivals.
Quick overview – seasons at a glance
- Dry season (June–October) – Peak wildlife viewing, best trekking conditions, but higher prices and crowds.
- Wet season (November–May) – Lush landscapes, lower prices, birdwatching paradise; calving season (Jan‑Feb) and quieter parks.
- Long rains (March–May) – Heavy downpours, some roads become impassable, but spectacular green scenery.
- Short rains (November–December) – Intermittent afternoon showers, good for green season safaris.
📅 January
Warm (25‑30°C) – short dry period. Calving season begins in southern Serengeti (Ndutu). Excellent for predator action. Zanzibar: sunny, low humidity. Kilimanjaro: clear mornings, possible afternoon showers. Verdict: Great for safaris & beach.
📅 February
Peak calving (wildebeest give birth). Serengeti’s southern plains are packed with newborns – lion and cheetah sightings dramatic. Zanzibar: warm, minimal rain. Kilimanjaro: good climbing conditions. Verdict: Excellent for wildlife photography.
📅 March
Start of long rains. Afternoon downpours become frequent. Serengeti herds move west. Fewer tourists, lower lodge rates. Zanzibar: still good but more rain. Kilimanjaro: slippery trails. Verdict: Budget safaris possible, but be flexible.
📅 April
Wettest month. Many camps close; roads may be impassable. Serengeti: green and lush, but animal viewing harder. Zanzibar: rainy, best avoided. Kilimanjaro: not recommended. Verdict: Low season – only for adventurous travellers.
📅 May
Rains taper off towards end. Serengeti migration moves to western corridor (Grumeti). Birdwatching excellent. Zanzibar: improving, but still wet. Kilimanjaro: trails muddy. Verdict: Shoulder season – good deals.
📅 June
Dry season begins. Serengeti: Grumeti River crossings start. Ngorongoro: clear, cool mornings. Kilimanjaro: perfect climbing weather. Zanzibar: dry, sunny. Verdict: Excellent for everything – but book early.
📅 July
Peak safari season. Serengeti: wildebeest herds in northern Serengeti, Mara River crossings possible. Cool nights (10‑15°C). Kilimanjaro: crowded but ideal. Zanzibar: breezy, warm. Verdict: Best wildlife viewing, but highest prices.
📅 August
Mara River crossings at their peak. Serengeti northern corridor is spectacular. Kilimanjaro: busy but excellent conditions. Zanzibar: perfect. Verdict: Peak season – book 6‑9 months ahead.
📅 September
Migration continues in northern Serengeti. Dry, less dusty than August. Kilimanjaro: still great. Zanzibar: warm and sunny. Fewer crowds than July‑August. Verdict: One of the best months – highly recommended.
📅 October
End of dry season; herds start moving south. Serengeti: game viewing still excellent. Kilimanjaro: good, but afternoon clouds may obscure summit. Zanzibar: very good. Verdict: Great, with lower prices than peak.
📅 November
Short rains begin (afternoon showers). Serengeti: “green season” starts – landscape turns emerald. Fewer tourists, excellent birdwatching. Kilimanjaro: mixed weather. Zanzibar: rainy at times. Verdict: Budget safaris, photographers love the light.
📅 December
Short rains continue; calving season starts in southern Serengeti (late Dec). Festive atmosphere, but prices rise for Christmas/New Year. Zanzibar: warm, occasional showers. Kilimanjaro: possible snow on summit. Verdict: Festive but busy – book early.
When to visit for specific activities
- Best safari (Northern Circuit): June – October (dry, animals gather around water). Also February (calving).
- Wildebeest river crossings (Mara River): July – September (peak August).
- Kilimanjaro climbing: June – October (ideal), December – February (also good). Avoid April – May (heavy rain).
- Zanzibar beach holiday: June – October (dry, sunny), December – February (warm, little rain).
- Budget travel: March – May (lowest rates, but weather unpredictable) and November (good value).
- Birdwatching: November – April (migratory birds from Europe).
Weather & altitude considerations
Coastal areas (Dar es Salaam, Zanzibar) are hot and humid year‑round (25‑32°C). The Northern Safari Circuit (Serengeti, Ngorongoro, Tarangire) is cooler, especially at night (10‑15°C). Kilimanjaro’s summit can drop to -20°C, regardless of the dry season. Check specific forecasts before packing.
Major festivals and events
- Sauti za Busara (Zanzibar) – February: music festival in Stone Town.
- Union Day (Tanzania Mainland) – April 26: celebrates the union of Tanganyika and Zanzibar.
- Mwaka Kogwa (Zanzibar) – July/August: Shirazi new year festival with traditional rituals.
- Nane Nane Day (Farmer’s Day) – August 8: agricultural fairs across the country.
- Independence Day – December 9: national celebrations.