Tanzania climate by month
8-year averages · when to visit| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zanzibar (Stone Town) | 90° | 91° | 90° | 84° | 82° | 82° | 81° | 82° | 86° | 86° | 86° | 88° |
| Arusha | 81° | 81° | 81° | 75° | 73° | 70° | 70° | 73° | 77° | 81° | 79° | 79° |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zanzibar (Stone Town) | 13 | 13 | 18 | 28 | 22 | 17 | 18 | 16 | 17 | 20 | 24 | 22 |
| Arusha | 16 | 13 | 17 | 26 | 16 | 10 | 9 | 11 | 6 | 7 | 13 | 20 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Zanzibar (Stone Town) | 85° | 86° | 87° | 85° | 83° | 82° | 80° | 79° | 80° | 81° | 83° | 85° |
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
Zanzibar (Stone Town) climate in May
8-year averages · when to visitBest months: January–December · May: Good
| April | May | June | |
|---|---|---|---|
| Average temperature | → 79°F | 79°F | ▼ 77°F |
| Typical high | ▼ 84°F | 82°F | → 82°F |
| Typical low | ▼ 77°F | 75°F | ▼ 73°F |
| Water temperature | ▼ 85°F | 83°F | ▼ 82°F |
| Precipitation | ▼ 14.5 in | 7.2 in | ▼ 2.7 in |
| Wet days | ▼ 28 d | 22 d | ▼ 17 d |
| Humidity | ▼ 87% | 82% | ▼ 79% |
| Sunshine per day | ▲ 8.2 h | 9.6 h | ▲ 10.4 h |
| Cloud cover | ▼ 31% | 19% | ▼ 11% |
| Midday UV | ▼ 11 | 10 | ▼ 9 |
| Daylight | 11:58 | 11:50 | 11:46 |
| Our take | Good | Good | Good |
May temperatures day by day daily mean + smoothed trend · °F
May precipitation day by day in
May UV day by day clear-sky midday value
Figures are averaged over 8 years of ERA5 reanalysis; sea temps come from ocean reanalysis, and UV is derived from solar elevation.
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Updated: 4:39 PM
Tanzania · 9 weather points · Climate reference: Zanzibar (Stone Town) (6.17°S, 39.20°E) · Africa/Dar_es_Salaam