🇿🇦 Johannesburg vs Zanzibar 🇹🇿
Johannesburg, South Africa vs Zanzibar, Tanzania — a side-by-side climate comparison to help you pick. Zanzibar is the warmer of the two — about 7 degrees warmer on average across the year. Johannesburg is drier, with roughly 166 fewer rainy days a year.
Climate at a glance
| 🇿🇦 Johannesburg | 🇹🇿 Zanzibar | |
|---|---|---|
| Avg annual high | 23°C | 30°C |
| Hottest month | October (26°C) | February (32°C) |
| Coldest month | July (4°C low) | August (22°C low) |
| Rainy days / year | 150 | 316 |
| Snow | Rare | Rare |
| Best months to visit | May, August, September | May, June, July |
🇿🇦 Johannesburg
Best around May, August, September. Hottest in October (26°C), coldest lows in July (4°C).
🇹🇿 Zanzibar
Best around May, June, July. Hottest in February (32°C), coldest lows in August (22°C).
Frequently asked questions
Is Johannesburg or Zanzibar warmer?
Zanzibar is warmer overall, averaging about 7 degrees higher across the year.
Which is rainier, Johannesburg or Zanzibar?
Zanzibar is rainier — Johannesburg sees about 166 fewer rainy days per year.
When is the best time to visit Johannesburg vs Zanzibar?
Johannesburg is best around May, August, September; Zanzibar is best around May, June, July.