Xiamen, China: vitamin D, best months and travel guide
Leafy port city with a car-free island. Best for: couples, culture travellers.
The best months for vitamin D in Xiamen are March, May, July, October, November, when a full dose takes about 7 minutes at midday. Too hot in August, too cool from December to February and rainy or stormy in April and in June and in September.
Xiamen month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 4.9 h | 4.8 | 11 min | 19°C | 7/30 |
| February | Too cold | 4.9 h | 5.2 | 10 min | 20°C | 8/30 |
| March | Good | 5.7 h | 6.3 | 8 min | 22°C | 10/30 |
| April | Bad weather | 6.2 h | 6.9 | 8 min | 26°C | 18/30 |
| May | Good | 5.9 h | 6.4 | 8 min | 27°C | 15/30 |
| June | Bad weather | 7.1 h | 7.1 | 8 min | 30°C | 22/30 |
| July | Excellent | 8.3 h | 8.2 | 7 min | 34°C | 12/30 |
| August | Too hot | 8.1 h | 8.3 | 6 min | 32°C | 23/30 |
| September | Bad weather | 7.2 h | 7.1 | 8 min | 31°C | 19/30 |
| October | Good | 5.5 h | 5.7 | 9 min | 31°C | 4/30 |
| November | Good | 5.6 h | 5.4 | 10 min | 26°C | 7/30 |
| December | Too cold | 5.4 h | 4.9 | 11 min | 21°C | 1/30 |
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 Xiamen
Leafy port city with a car-free island. Hainan is warm all year, with a typhoon season from July to October. Qingdao and Xiamen have mild, humid summers. English is limited outside major hotels.
In Xiamen afternoon highs average from 19°C in January to 34°C in July. The wettest month is August (about 23 rainy days out of 30) and the driest is December (1). Midday UV peaks at 8.3 in August, which is very strong, so protect your skin.
Questions about Xiamen
When is the best time to visit Xiamen for vitamin D?
The best months for vitamin D in Xiamen are March, May, July, October, November, when a full dose takes about 7 minutes at midday.
What is the weather like in Xiamen?
Afternoon highs average from 19°C in January to 34°C in July. The wettest month is August, with about 23 rainy days out of 30.
Which months should I avoid in Xiamen?
For a beach stay, avoid the months when it is too hot in August, too cool from December to February and rainy or stormy in April and in June and in September.