Dauphin Island, Alabama: vitamin D, best months and travel guide
Barrier island with bird migration and a quiet beach. Best for: bird watchers, quiet-stay seekers.
The best months for vitamin D in Dauphin Island are May to July, October, November, when a full dose takes about 6 minutes at midday. Too cool from December to April and rainy or stormy from August to September.
Dauphin Island month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 3.9 h | 4.0 | 13 min | 13°C | 9/30 |
| February | Too cold | 5.1 h | 4.9 | 11 min | 16°C | 5/30 |
| March | Too cold | 6.3 h | 6.1 | 9 min | 19°C | 11/30 |
| April | Too cold | 8.0 h | 7.5 | 7 min | 22°C | 4/30 |
| May | Excellent | 8.7 h | 8.1 | 7 min | 27°C | 4/30 |
| June | Excellent | 9.2 h | 8.4 | 6 min | 29°C | 8/30 |
| July | Excellent | 8.7 h | 8.2 | 7 min | 30°C | 4/30 |
| August | Bad weather | 8.1 h | 7.7 | 7 min | 31°C | 5/30 |
| September | Bad weather | 6.5 h | 6.4 | 8 min | 28°C | 7/30 |
| October | Good | 6.7 h | 5.9 | 9 min | 24°C | 1/30 |
| November | Good | 4.3 h | 4.2 | 13 min | 22°C | 8/30 |
| December | Too cold | 4.1 h | 3.8 | 14 min | 15°C | 7/30 |
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 Dauphin Island
Barrier island with bird migration and a quiet beach. A hot, humid summer, a long beach season from April to October, and hurricane risk from June to November. Beaches are wide, flat and well suited to children.
In Dauphin Island afternoon highs average from 13°C in January to 31°C in August. The wettest month is March (about 11 rainy days out of 30) and the driest is October (1). Midday UV peaks at 8.4 in June, which is very strong, so protect your skin.
Questions about Dauphin Island
When is the best time to visit Dauphin Island for vitamin D?
The best months for vitamin D in Dauphin Island are May to July, October, November, when a full dose takes about 6 minutes at midday.
What is the weather like in Dauphin Island?
Afternoon highs average from 13°C in January to 31°C in August. The wettest month is March, with about 11 rainy days out of 30.
Which months should I avoid in Dauphin Island?
For a beach stay, avoid the months when it is too cool from December to April and rainy or stormy from August to September.