Natal, Brazil: vitamin D, best months and travel guide
Dune buggy rides and warm beaches. Best for: families, adventure seekers.
The best months for vitamin D in Natal are January, August to November, when a full dose takes about 6 minutes at midday. Rainy or stormy from February to July and in December.
Natal month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Excellent | 8.5 h | 8.9 | 6 min | 31°C | 9/30 |
| February | Bad weather | 8.6 h | 9.3 | 6 min | 31°C | 25/30 |
| March | Bad weather | 8.3 h | 9.1 | 6 min | 31°C | 23/30 |
| April | Bad weather | 7.6 h | 8.1 | 7 min | 30°C | 26/30 |
| May | Bad weather | 7.9 h | 7.7 | 7 min | 29°C | 21/30 |
| June | Bad weather | 7.7 h | 7.3 | 7 min | 28°C | 23/30 |
| July | Bad weather | 7.7 h | 7.4 | 7 min | 28°C | 20/30 |
| August | Excellent | 8.1 h | 8.2 | 7 min | 28°C | 10/30 |
| September | Excellent | 8.2 h | 8.6 | 6 min | 29°C | 11/30 |
| October | Excellent | 8.3 h | 8.9 | 6 min | 30°C | 4/30 |
| November | Excellent | 8.2 h | 8.7 | 6 min | 30°C | 6/30 |
| December | Bad weather | 8.5 h | 8.7 | 6 min | 30°C | 22/30 |
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 Natal
Dune buggy rides and warm beaches. Southern Brazil is hot and rainy in summer (December to March), while the northeast has warm, sunny weather most of the year. Beaches have lifeguards and kiosks. Sun is strong, and carry few valuables.
In Natal afternoon highs average from 28°C in July to 31°C in January. The wettest month is April (about 26 rainy days out of 30) and the driest is October (4). Midday UV peaks at 9.3 in February, which is very strong, so protect your skin.
Sunny beaches and dunes. Has the reputation of being the sunniest Brazilian city. (Wikivoyage, CC BY-SA 4.0)
More about Brazil · Brazil in October · Best places in October
Questions about Natal
When is the best time to visit Natal for vitamin D?
The best months for vitamin D in Natal are January, August to November, when a full dose takes about 6 minutes at midday.
What is the weather like in Natal?
Afternoon highs average from 28°C in July to 31°C in January. The wettest month is April, with about 26 rainy days out of 30.
Which months should I avoid in Natal?
For a beach stay, avoid the months when it is rainy or stormy from February to July and in December.