Charlestown, Saint Kitts and Nevis: vitamin D, best months and travel guide
Nevis's port town with a colonial feel. Best for: culture travellers.
The best months for vitamin D in Charlestown are October, December to March, when a full dose takes about 6 minutes at midday. Rainy or stormy from April to September and in November.
Charlestown month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Excellent | 7.3 h | 6.9 | 8 min | 28°C | 11/30 |
| February | Excellent | 7.5 h | 7.7 | 7 min | 28°C | 14/30 |
| March | Excellent | 8.5 h | 8.9 | 6 min | 29°C | 14/30 |
| April | Bad weather | 8.8 h | 9.2 | 6 min | 29°C | 19/30 |
| May | Bad weather | 9.0 h | 9.0 | 6 min | 30°C | 21/30 |
| June | Bad weather | 8.9 h | 8.7 | 6 min | 31°C | 19/30 |
| July | Bad weather | 8.9 h | 8.8 | 6 min | 31°C | 20/30 |
| August | Bad weather | 8.7 h | 8.9 | 6 min | 31°C | 18/30 |
| September | Bad weather | 8.4 h | 8.7 | 6 min | 31°C | 16/30 |
| October | Excellent | 7.9 h | 7.8 | 7 min | 31°C | 15/30 |
| November | Bad weather | 7.0 h | 6.7 | 8 min | 29°C | 21/30 |
| December | Good | 6.9 h | 6.4 | 8 min | 29°C | 15/30 |
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 Charlestown
Nevis's port town with a colonial feel. A dry season from December to April and hurricane risk from June to November. Beaches are small and often have dark sand. The pace is slow.
In Charlestown afternoon highs average from 28°C in February to 31°C in October. The wettest month is May (about 21 rainy days out of 30) and the driest is January (11). Midday UV peaks at 9.2 in April, which is very strong, so protect your skin.
More about Saint Kitts and Nevis · Saint Kitts and Nevis in March · Best places in March
Questions about Charlestown
When is the best time to visit Charlestown for vitamin D?
The best months for vitamin D in Charlestown are October, December to March, when a full dose takes about 6 minutes at midday.
What is the weather like in Charlestown?
Afternoon highs average from 28°C in February to 31°C in October. The wettest month is May, with about 21 rainy days out of 30.
Which months should I avoid in Charlestown?
For a beach stay, avoid the months when it is rainy or stormy from April to September and in November.