Split, Croatia: vitamin D, best months and travel guide
Roman palace city and the best base for island ferries. Best for: sightseers, island hoppers.
The best months for vitamin D in Split are May to October, when a full dose takes about 7 minutes at midday. Too cool from November to April.
Split month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 0.3 h | 2.1 | – | 13°C | 8/30 |
| February | Too cold | 2.9 h | 3.0 | 18 min | 14°C | 5/30 |
| March | Too cold | 5.1 h | 4.4 | 12 min | 16°C | 7/30 |
| April | Too cold | 7.4 h | 5.9 | 9 min | 19°C | 3/30 |
| May | Good | 7.9 h | 6.5 | 8 min | 23°C | 4/30 |
| June | Excellent | 9.2 h | 7.3 | 7 min | 28°C | 2/30 |
| July | Excellent | 9.4 h | 7.5 | 7 min | 32°C | 0/30 |
| August | Excellent | 8.4 h | 6.7 | 8 min | 32°C | 0/30 |
| September | Good | 6.5 h | 5.3 | 10 min | 27°C | 3/30 |
| October | Good | 4.5 h | 3.9 | 14 min | 23°C | 4/30 |
| November | Too cold | 1.2 h | 2.3 | – | 17°C | 7/30 |
| December | Too cold | 0.0 h | 1.7 | – | 14°C | 6/30 |
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 Split
Roman palace city and the best base for island ferries. Mostly pebble and rock beaches, warm summers and the busiest crowds in July and August. The sea is clear and often calm. Prices peak in high summer; June and September are easy to enjoy.
In Split afternoon highs average from 13°C in January to 32°C in July. The wettest month is January (about 8 rainy days out of 30) and the driest is August (0). Midday UV peaks at 7.5 in July.
An entire ancient city shoehorned into a Roman Imperial palace. (Wikivoyage, CC BY-SA 4.0)
Questions about Split
When is the best time to visit Split for vitamin D?
The best months for vitamin D in Split are May to October, when a full dose takes about 7 minutes at midday.
What is the weather like in Split?
Afternoon highs average from 13°C in January to 32°C in July. The wettest month is January, with about 8 rainy days out of 30.
Which months should I avoid in Split?
For a beach stay, avoid the months when it is too cool from November to April.