Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Esmeraldas, Ecuador, where the tropical climate brings intense sunlight and potential UV exposure risks. Being aware of UV levels helps in preventing sunburns and protecting skin health, allowing you to enjoy the beautiful beaches without the harmful effects of ultraviolet rays. With peak UV Index values soaring to 13 during midday, it’s essential to take precautions against sun damage, especially in this lush, coastal city known for its inviting weather and vibrant outdoor lifestyle. Stay informed and keep your skin safe!
Under the sun's watchful gaze, the UV Index rises sharply throughout the morning, starting at a modest 1 at 07:00 before climbing to a substantial 9 by 10:00. The peak intensity hits at 12:00, reaching an impressive 13—a clear reminder to protect the skin during midday hours. As the afternoon progresses, the index begins to taper off, descending to 10 by 14:00, then falling to 6 at 15:00. After that, a gentle decline leads us back to 1 by 17:00 and 0 by 19:00, as the sun sets and the day winds down. Stay vigilant, as these numbers highlight the importance of sunscreen and shade when the sun is at its strongest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | extreme | 10 min |
| 13:00 | 13 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 6 | high | 25 min |
| 16:00 | 3 | moderate | 30 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index remains consistently high, indicating an extreme risk of harm from unprotected sun exposure. The highest UV values occur from March to May, peaking at 15, making these months particularly dangerous, alongside January and February, which maintain a UV Index of 14. Visitors and residents are advised to take precautions year-round, particularly during these high-risk months, by wearing appropriate sun protection such as sunscreen, hats, and protective clothing, and minimizing sun exposure during peak times. Rain or cloud cover does not significantly lessen the potential for skin damage, so vigilance is essential for maintaining skin health at any time of the year.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Guayaquil UVI | 14 | 14 | 15 | 14 | 12 | 11 | 10 | 11 | 13 | 13 | 11 | 12 |
| Machala UVI | 14 | 14 | 15 | 14 | 12 | 10 | 10 | 11 | 13 | 13 | 12 | 12 |
| Esmeraldas | 14 | 14 | 15 | 15 | 13 | 12 | 12 | 12 | 13 | 13 | 11 | 11 |
| Santo Domingo de los Colorados UVI | 14 | 15 | 16 | 15 | 14 | 12 | 12 | 12 | 13 | 14 | 12 | 11 |
| Cuenca UVI | 16 | 17 | 18 | 18 | 16 | 13 | 14 | 14 | 17 | 16 | 15 | 15 |
| Quito UVI | 17 | 17 | 19 | 19 | 17 | 14 | 15 | 15 | 17 | 17 | 16 | 14 |