Nusa Penida, Indonesia: vitamin D, best months and travel guide
Dramatic cliffs and manta ray snorkelling, off Bali. Best for: day-trippers, photographers.
The best months for vitamin D in Nusa Penida are June to August, October, when a full dose takes about 6 minutes at midday. Too hot in November and rainy or stormy in September and from December to May.
Nusa Penida month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Bad weather | 8.3 h | 9.0 | 6 min | 31°C | 27/30 |
| February | Bad weather | 8.6 h | 9.4 | 6 min | 30°C | 30/30 |
| March | Bad weather | 7.9 h | 8.7 | 6 min | 30°C | 26/30 |
| April | Bad weather | 7.8 h | 8.3 | 6 min | 30°C | 28/30 |
| May | Bad weather | 7.7 h | 7.5 | 7 min | 30°C | 19/30 |
| June | Excellent | 7.2 h | 6.8 | 8 min | 29°C | 15/30 |
| July | Excellent | 7.3 h | 7.0 | 8 min | 29°C | 10/30 |
| August | Excellent | 7.8 h | 8.0 | 7 min | 29°C | 15/30 |
| September | Bad weather | 8.4 h | 8.9 | 6 min | 31°C | 18/30 |
| October | Excellent | 8.7 h | 9.2 | 6 min | 32°C | 16/30 |
| November | Too hot | 8.7 h | 8.9 | 6 min | 32°C | 23/30 |
| December | Bad weather | 6.2 h | 7.4 | 7 min | 29°C | 29/30 |
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 Nusa Penida
Dramatic cliffs and manta ray snorkelling, off Bali. A dry season from April to October in Bali and Lombok, and a wet season of heavy showers from November to March. Roads are busy, and boat crossings can be rough in the rainy months.
In Nusa Penida afternoon highs average from 29°C in July to 32°C in November. The wettest month is February (about 30 rainy days out of 30) and the driest is July (10). Midday UV peaks at 9.4 in February, which is very strong, so protect your skin.
More about Indonesia · Indonesia in October · Best places in October
Questions about Nusa Penida
When is the best time to visit Nusa Penida for vitamin D?
The best months for vitamin D in Nusa Penida are June to August, October, when a full dose takes about 6 minutes at midday.
What is the weather like in Nusa Penida?
Afternoon highs average from 29°C in July to 32°C in November. The wettest month is February, with about 30 rainy days out of 30.
Which months should I avoid in Nusa Penida?
For a beach stay, avoid the months when it is too hot in November and rainy or stormy in September and from December to May.