Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of San Joaquin, Paraguay, where the climate is classified as Cfa, characterized by humid subtropical conditions. With UV levels peaking at 6 around midday, awareness of these fluctuations is key to preventing sunburn and protecting skin health. High UV radiation can lead to long-term skin damage, making it essential to monitor daily UV exposure, especially during the warmer months. By being informed about local UV ratings, you can take proactive steps to enjoy the beautiful, sun-filled days while minimizing the risk of harmful effects from the sun’s rays.
As the sun rises in the morning, the UV Index remains low at 1 from 07:00 to 08:00, making it a safe time for outdoor activities. However, by 09:00, the index climbs to 3, indicating a mild increase in UV radiation. The peak UV intensity is reached at 11:00 and 12:00 with a value of 6, suggesting that protective measures like sunscreen and hats are advisable during these hours. As the afternoon progresses, values drop to 5 at 13:00 and further decline to 3 by 14:00. By 15:00, the index falls to 2, and the UV exposure continues to diminish into the evening, dropping to 0 by 17:00, ensuring a safe environment for an evening stroll. Overall, it's essential to be cautious and enjoy the outdoors at optimal times when the UV index is lower.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index exhibits significant seasonal changes, with high-risk months primarily occurring during the late fall and winter, specifically from October to March, where the index reaches extreme levels (13-15) and a burn time of just 10 minutes. As we transition into spring and summer, UV exposure decreases to high levels in May and June (7-8) and allows for longer burn times of 25 minutes, though still caution is warranted. August and September remain critical, returning to very high levels with a burn time of 15 minutes. Visitors and residents should take precautions year-round, especially during the extreme months by wearing protective clothing, applying sunscreen regularly, and avoiding direct sun exposure during peak hours to mitigate the risks of harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lambare UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Capiata UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| San Lorenzo UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Asuncion UVI | 15 | 14 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 14 | 15 |
| Ciudad del Este UVI | 15 | 15 | 13 | 10 | 7 | 5 | 6 | 8 | 10 | 13 | 15 | 14 |
| San Joaquin | 15 | 14 | 13 | 11 | 7 | 6 | 7 | 8 | 10 | 13 | 14 | 15 |