Island, Tanzania
Zanzibar weather by month and the best time to visit
When to go to Zanzibar
Jun–Oct is dry, cooler and breezy; Jan–Feb is hot and dry. Mar–May has heavy rain and many closures; Nov–Dec has shorter rains.
Zanzibar weather by month
Average daily high, rainfall and conditions.
- Jan29°62 mm
- Feb30°51 mm
- Mar30°119 mm
- Apr29°256 mm
- May28°186 mm
- Jun27°29 mm
- Jul27°13 mm
- Aug27°14 mm
- Sep28°22 mm
- Oct28°64 mm
- Nov29°101 mm
- Dec30°92 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 29°C85°F | 27°C80°F | 62 mm | 77% | Pleasant |
| February | 30°C85°F | 27°C81°F | 51 mm | 76% | Pleasant |
| March | 30°C86°F | 28°C82°F | 119 mm | 76% | Pleasant |
| April | 29°C84°F | 27°C81°F | 256 mm | 79% | Rainy |
| May | 28°C83°F | 26°C79°F | 186 mm | 79% | Rainy |
| June | 27°C81°F | 25°C77°F | 29 mm | 76% | Pleasant |
| July | 27°C80°F | 24°C75°F | 13 mm | 74% | Pleasant |
| August | 27°C80°F | 24°C75°F | 14 mm | 74% | Pleasant |
| September | 28°C82°F | 24°C76°F | 22 mm | 74% | Pleasant |
| October | 28°C83°F | 25°C78°F | 64 mm | 74% | Pleasant |
| November | 29°C84°F | 26°C80°F | 101 mm | 75% | Pleasant |
| December | 30°C85°F | 27°C81°F | 92 mm | 76% | Pleasant |
Best months across Tanzania
| Place | Best months | Warmest month |
|---|---|---|
| Zanzibar | Jan–Feb, Jun–Oct | Mar (30°C) |
| Arusha | Jan–Feb, Jun–Oct | Feb (29°C) |
| Dar es Salaam | Jun–Oct | Feb (30°C) |
| Stone Town | Jan–Feb, Jun–Oct | Mar (30°C) |
| Nungwi | Jan–Feb, Jun–Oct | Mar (29°C) |
| Moshi | Jan–Feb, Jun–Sep | Feb (34°C) |
| Paje | Jan–Feb, Jul–Oct | Feb (29°C) |
Quick answers
What is the best month to visit Zanzibar?
Jan–Feb, Jun–Oct. Jun–Oct is dry, cooler and breezy; Jan–Feb is hot and dry. Mar–May has heavy rain and many closures; Nov–Dec has shorter rains.
When is the rainy season in Zanzibar?
Rain peaks in April with about 256 mm. Months with 150 mm or more: Apr–May.
What is the hottest month in Zanzibar?
March, with average highs of 30°C (86°F).
How cold does Zanzibar get?
The coolest nights are in August, averaging 24°C (75°F).
More about Zanzibar
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.