Port Douglas, Australia: vitamin D, best months and travel guide
Upmarket tropical town between the reef and the rainforest. Best for: couples, families.
The best months for vitamin D in Port Douglas are June to September, when a full dose takes about 7 minutes at midday. Rainy or stormy from October to May.
Port Douglas month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Bad weather | 7.2 h | 8.2 | 7 min | 30°C | 26/30 |
| February | Bad weather | 8.7 h | 9.4 | 6 min | 29°C | 29/30 |
| March | Bad weather | 7.2 h | 7.6 | 7 min | 29°C | 29/30 |
| April | Bad weather | 7.2 h | 7.1 | 8 min | 28°C | 23/30 |
| May | Bad weather | 6.2 h | 5.9 | 9 min | 26°C | 25/30 |
| June | Good | 6.3 h | 5.7 | 9 min | 25°C | 10/30 |
| July | Good | 6.4 h | 5.8 | 9 min | 24°C | 13/30 |
| August | Excellent | 6.7 h | 6.8 | 8 min | 24°C | 17/30 |
| September | Excellent | 7.7 h | 7.8 | 7 min | 25°C | 17/30 |
| October | Bad weather | 8.4 h | 9.0 | 6 min | 27°C | 19/30 |
| November | Bad weather | 8.8 h | 9.3 | 6 min | 29°C | 19/30 |
| December | Bad weather | 8.3 h | 8.6 | 6 min | 30°C | 21/30 |
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 Port Douglas
Upmarket tropical town between the reef and the rainforest. Seasons are the reverse of Europe, with summer from December to February. The tropical north has a wet season (November to April) with stingers in the sea, and a dry, comfortable winter. UV is very strong, so protect your skin.
In Port Douglas afternoon highs average from 24°C in July to 30°C in January. The wettest month is February (about 29 rainy days out of 30) and the driest is June (10). Midday UV peaks at 9.4 in February, which is very strong, so protect your skin.
More about Australia · Australia in September · Best places in September
Questions about Port Douglas
When is the best time to visit Port Douglas for vitamin D?
The best months for vitamin D in Port Douglas are June to September, when a full dose takes about 7 minutes at midday.
What is the weather like in Port Douglas?
Afternoon highs average from 24°C in July to 30°C in January. The wettest month is February, with about 29 rainy days out of 30.
Which months should I avoid in Port Douglas?
For a beach stay, avoid the months when it is rainy or stormy from October to May.