Wadi Rum, Jordan: vitamin D, best months and travel guide
Red desert of rock arches, with Bedouin camps. Best for: adventurers, stargazers.
The best months for vitamin D in Wadi Rum are April, May, September, October, when a full dose takes about 7 minutes at midday. Too hot from June to August and too cool from November to March.
Wadi Rum month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Too cold | 5.3 h | 4.5 | 12 min | 16°C | 0/30 |
| February | Too cold | 6.1 h | 5.5 | 10 min | 16°C | 3/30 |
| March | Too cold | 7.5 h | 6.8 | 8 min | 22°C | 1/30 |
| April | Excellent | 8.4 h | 7.7 | 7 min | 27°C | 2/30 |
| May | Excellent | 9.1 h | 8.2 | 7 min | 29°C | 0/30 |
| June | Too hot | 9.3 h | 8.4 | 6 min | 37°C | 0/30 |
| July | Too hot | 9.2 h | 8.4 | 6 min | 35°C | 0/30 |
| August | Too hot | 8.8 h | 8.1 | 7 min | 35°C | 0/30 |
| September | Excellent | 8.0 h | 7.4 | 7 min | 32°C | 0/30 |
| October | Good | 7.0 h | 6.2 | 9 min | 28°C | 0/30 |
| November | Too cold | 5.7 h | 4.9 | 11 min | 20°C | 0/30 |
| December | Too cold | 4.9 h | 4.2 | 13 min | 17°C | 0/30 |
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 Wadi Rum
Red desert of rock arches, with Bedouin camps. Hot dry summers and mild winters. Spring and autumn are best for sightseeing. Aqaba is hot and diving there is good all year.
In Wadi Rum afternoon highs average from 16°C in February to 37°C in June. The wettest month is February (about 3 rainy days out of 30) and the driest is December (0). Midday UV peaks at 8.4 in June, which is very strong, so protect your skin.
Barren, isolated and beautiful, granite cliffs contrasting with desert sand (Wikivoyage, CC BY-SA 4.0)
This place is inland, so it does not count towards the country rating.
Questions about Wadi Rum
When is the best time to visit Wadi Rum for vitamin D?
The best months for vitamin D in Wadi Rum are April, May, September, October, when a full dose takes about 7 minutes at midday.
What is the weather like in Wadi Rum?
Afternoon highs average from 16°C in February to 37°C in June. The wettest month is February, with about 3 rainy days out of 30.
Which months should I avoid in Wadi Rum?
For a beach stay, avoid the months when it is too hot from June to August and too cool from November to March.