Best places for vitamin D in June

These sea-holiday destinations give the most vitamin D from sun in June, for light to medium skin (type III) at age 30. The ranking uses midday UV, clouds, heat and rain, and leaves out places that are too hot, too cold or in their rainy or storm season.

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#	Country	Best place	Rating	Sun window	Full dose	Afternoon high
1	Cape Verde	Mindelo	Excellent	8.9 h	6 min	27°C
2	Morocco	Casablanca	Excellent	9.3 h	6 min	24°C
3	Texas (USA)	Padre Island National Seashore	Excellent	9.1 h	6 min	32°C
4	Malta	Valletta	Excellent	9.6 h	7 min	29°C
5	Tunisia	Hammamet	Excellent	9.5 h	7 min	29°C
6	Gambia	Serekunda	Excellent	8.4 h	7 min	30°C
7	Alabama (USA)	Dauphin Island	Excellent	9.2 h	6 min	29°C
8	Aruba	Arikok National Park	Excellent	8.8 h	6 min	32°C
9	Israel	Caesarea	Excellent	9.4 h	7 min	30°C
10	South Carolina (USA)	Hilton Head Island	Excellent	9.0 h	7 min	30°C
11	Mississippi (USA)	Biloxi	Excellent	9.1 h	6 min	32°C
12	North Carolina (USA)	Cape Hatteras	Excellent	9.4 h	7 min	29°C
13	Saint Barthélemy	Colombier	Excellent	8.9 h	6 min	29°C
14	Georgia (USA)	Jekyll Island	Excellent	9.0 h	7 min	31°C
15	Greece	Mykonos	Excellent	9.3 h	7 min	26°C
16	Albania	Ksamil	Excellent	9.4 h	7 min	30°C
17	Anguilla	Sandy Ground	Excellent	8.9 h	6 min	29°C
18	Cyprus	Larnaca	Excellent	9.8 h	6 min	33°C
19	Bahamas	Freeport	Excellent	8.1 h	7 min	30°C
20	Spain	Benidorm	Excellent	9.5 h	7 min	27°C
21	Montenegro	Kotor	Excellent	9.6 h	7 min	29°C
22	Virginia (USA)	Chincoteague	Excellent	9.2 h	7 min	29°C
23	Italy	Positano	Excellent	9.2 h	7 min	27°C
24	Saint Martin	Grand Case	Excellent	8.9 h	6 min	29°C
25	Hawaii (USA)	Poipu	Excellent	9.3 h	6 min	27°C

Sun window is the number of hours a day with UV Index 2.5 or higher. Full dose is the minutes at midday to make about 1,000 IU of vitamin D.

Not recommended in June

Too hot, too cold, rainy season or peak storm season:

Too hot: Egypt, United Arab Emirates, Oman, Jordan, Vietnam

Too cold: South Africa, Australia, New Zealand, Uruguay, Peru, California (USA), Oregon (USA)

Bad weather: Thailand, Cambodia, Myanmar, Malaysia, Singapore, Philippines, India, Sri Lanka, Japan, China, Taiwan, French Polynesia, Samoa, Palau, Guam, Mexico, Cuba, Dominican Republic, Jamaica, Barbados, Cayman Islands, Puerto Rico, Antigua and Barbuda, Saint Kitts and Nevis, Saint Lucia, Grenada, Saint Vincent and the Grenadines, Trinidad and Tobago, Belize, Costa Rica, Panama, Nicaragua, Colombia, Brazil

Best places for vitamin D in June

Not recommended in June

Other months