Last updated: May 3, 2025
Understanding the UV Index in Dourados, Brazil, is essential for safeguarding your skin and overall health. With the city's tropical climate often exposing residents to significant UV radiation, being aware of daily UV levels can help prevent sunburn and long-term skin damage. During peak hours, particularly between 10 AM and 2 PM, the UV Index can soar to 8, indicating a high risk of harm from unprotected sun exposure. By staying informed about these levels, you can take proactive measures to enjoy the sunshine safely while protecting your skin from the harmful effects of UV rays.
At dawn, the UV Index starts off low at 1 at 7:00 AM, gradually climbing to a moderate 2 by 8:00 AM. As the sun rises higher in the sky, the UV intensity peaks with values soaring to 8 at both 11:00 AM and 12:00 PM, indicating a need for sun protection. The index then begins to dip, falling to 7 at 1:00 PM and further down to 4 by 2:00 PM, revealing a gradual reduction in UV exposure as the afternoon progresses. By mid-afternoon, the levels continue to decline, resting at 2 by 3:00 PM and eventually returning to 1 by 4:00 PM. As the day winds down into the evening, UV levels drop to 0 by 6:00 PM, signaling a safe time to enjoy the outdoors without concern for UV exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 8 | very high | 15 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 4 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index fluctuates significantly throughout the year, with the highest readings occurring from January to April and then again in October and November. During these months, with a maximum UV Index of 15, exposure is categorized as extreme, and the burn time is a mere 10 minutes. Conversely, the summer months of May to August present a slightly lower but still concerning range, with readings between 6 and 9, categorized as high to very high, allowing for longer burn times of 15 to 25 minutes. September sees a return to extreme levels with an Index of 11. Visitors and residents should take precautions, especially during the high-risk months of January through April and October through November, by wearing sunscreen, protective clothing, and sunglasses, and seeking shade whenever possible to minimize skin damage from UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rio de Janeiro UVI | 15 | 14 | 13 | 10 | 7 | 6 | 7 | 9 | 11 | 12 | 13 | 15 |
| Sao Paulo UVI | 16 | 15 | 12 | 11 | 8 | 6 | 7 | 9 | 11 | 13 | 14 | 15 |
| Dourados | 15 | 15 | 13 | 11 | 8 | 6 | 8 | 9 | 11 | 14 | 14 | 15 |
| Belo Horizonte UVI | 17 | 16 | 14 | 12 | 9 | 7 | 8 | 10 | 12 | 13 | 14 | 16 |
| Salvador UVI | 14 | 14 | 14 | 13 | 10 | 9 | 9 | 12 | 12 | 15 | 15 | 14 |
| Fortaleza UVI | 14 | 14 | 15 | 15 | 13 | 11 | 11 | 12 | 13 | 13 | 13 | 13 |