Lamu, Kenya: vitamin D, best months and travel guide
Car-free old island town of dhows and donkeys. Best for: culture travellers, couples.
The best months for vitamin D in Lamu are May to October, December to March, when a full dose takes about 6 minutes at midday. Rainy or stormy in April and in November.
Lamu month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Excellent | 8.2 h | 8.6 | 6 min | 32°C | 7/30 |
| February | Excellent | 8.2 h | 9.1 | 6 min | 33°C | 6/30 |
| March | Excellent | 8.4 h | 9.4 | 6 min | 33°C | 13/30 |
| April | Bad weather | 7.4 h | 8.3 | 6 min | 30°C | 28/30 |
| May | Excellent | 7.4 h | 7.6 | 7 min | 29°C | 12/30 |
| June | Excellent | 8.0 h | 7.7 | 7 min | 29°C | 16/30 |
| July | Excellent | 7.9 h | 7.7 | 7 min | 28°C | 15/30 |
| August | Excellent | 8.3 h | 8.4 | 6 min | 28°C | 16/30 |
| September | Excellent | 8.4 h | 8.8 | 6 min | 28°C | 16/30 |
| October | Excellent | 8.5 h | 8.9 | 6 min | 30°C | 15/30 |
| November | Bad weather | 8.5 h | 8.5 | 6 min | 31°C | 20/30 |
| December | Excellent | 8.4 h | 8.4 | 6 min | 32°C | 17/30 |
Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday for about 1,000 IU of vitamin D with a quarter of the body bare, for skin type III. Rainy days are days with at least 1 mm out of 30.
What to expect in Lamu
Car-free old island town of dhows and donkeys. Warm, humid coast all year, with rainy seasons in April to May and November. Safari is best in the dry months of July to October. Roads between destinations can be slow.
In Lamu afternoon highs average from 28°C in August to 33°C in March. The wettest month is April (about 28 rainy days out of 30) and the driest is February (6). Midday UV peaks at 9.4 in March, which is very strong, so protect your skin.
Main town of the Lamu Archipelago, renowned internationally for its annual cultural festival. (Wikivoyage, CC BY-SA 4.0)
More about Kenya · Kenya in February · Best places in February
Questions about Lamu
When is the best time to visit Lamu for vitamin D?
The best months for vitamin D in Lamu are May to October, December to March, when a full dose takes about 6 minutes at midday.
What is the weather like in Lamu?
Afternoon highs average from 28°C in August to 33°C in March. The wettest month is April, with about 28 rainy days out of 30.
Which months should I avoid in Lamu?
For a beach stay, avoid the months when it is rainy or stormy in April and in November.