San Juan del Sur, Nicaragua: vitamin D, best months and travel guide
Surf and party town in a crescent bay, with a hilltop Christ statue. Best for: backpackers, surfers.
The best months for vitamin D in San Juan del Sur are December to May, when a full dose takes about 6 minutes at midday. Rainy or stormy from June to November.
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San Juan del Sur month by month
| Month | Rating | Sun window | Peak UV | Full dose, age 30 | Afternoon high | Rainy days |
|---|---|---|---|---|---|---|
| January | Excellent | 7.7 h | 7.6 | 7 min | 29°C | 8/30 |
| February | Excellent | 8.1 h | 8.5 | 6 min | 30°C | 2/30 |
| March | Excellent | 8.5 h | 9.1 | 6 min | 32°C | 4/30 |
| April | Excellent | 8.8 h | 9.2 | 6 min | 33°C | 6/30 |
| May | Excellent | 8.5 h | 8.7 | 6 min | 33°C | 15/30 |
| June | Bad weather | 7.8 h | 7.9 | 7 min | 29°C | 28/30 |
| July | Bad weather | 7.9 h | 8.2 | 7 min | 29°C | 28/30 |
| August | Bad weather | 7.9 h | 8.3 | 6 min | 30°C | 25/30 |
| September | Bad weather | 7.8 h | 8.3 | 6 min | 30°C | 26/30 |
| October | Bad weather | 7.0 h | 7.5 | 7 min | 29°C | 27/30 |
| November | Bad weather | 6.9 h | 7.0 | 8 min | 28°C | 25/30 |
| December | Excellent | 6.9 h | 6.8 | 8 min | 29°C | 16/30 |
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 San Juan del Sur
Surf and party town in a crescent bay, with a hilltop Christ statue. A dry season from November to April and a green, wet season from May to October. Check travel advice before going, as political conditions can change. Services are simple.
In San Juan del Sur afternoon highs average from 28°C in November to 33°C in May. The wettest month is June (about 28 rainy days out of 30) and the driest is February (2). Midday UV peaks at 9.2 in April, which is very strong, so protect your skin.
Surfer town, party mecca and an anchoring point for large cruise ships (Wikivoyage, CC BY-SA 4.0)
More about Nicaragua · Nicaragua in March · Best places in March
Questions about San Juan del Sur
When is the best time to visit San Juan del Sur for vitamin D?
The best months for vitamin D in San Juan del Sur are December to May, when a full dose takes about 6 minutes at midday.
What is the weather like in San Juan del Sur?
Afternoon highs average from 28°C in November to 33°C in May. The wettest month is June, with about 28 rainy days out of 30.
Which months should I avoid in San Juan del Sur?
For a beach stay, avoid the months when it is rainy or stormy from June to November.