Last updated: January 18, 2026
Understanding the UV Index in Dourados, Brazil, is crucial for protecting your skin and overall health from harmful ultraviolet radiation. As a city located in a tropical climate zone (Am), Dourados experiences significant UV exposure throughout the year, particularly during peak hours when the index can soar to 8 around midday. Recognizing these UV levels empowers residents and visitors to take preventive measures against sunburn and long-term skin issues. Stay informed and safeguard yourself from the sun's damaging rays as you enjoy the beautiful outdoors of Dourados!
The UV Index throughout the day reveals a fascinating curve of sun exposure. Starting early, at 7:00 AM, it registers a low of 1, gradually climbing to its peak of 8 around noon. This notable surge underscores the importance of sun protection, especially from 11:00 AM to 1:00 PM, when the index reaches 7 and 8, respectively. As the afternoon progresses, the UV Index begins to decline, dipping to 4 by 2:00 PM and further down to 1 by 5:00 PM. By the time the sun sets, the UV Index drops to 0, indicating a safe window to enjoy the cooler evening hours without the risk of harmful sun exposure. Remember, during the peak times, sunscreen and protective clothing are vital for your safety!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 2 | low | 60+ minutes |
| 08:00 | 5 | moderate | 30–60 min |
| 09:00 | 9 | very high | 10–15 min |
| 10:00 | 12 | extreme | <10 minutes |
| 11:00 | 15 | extreme | <10 minutes |
| 12:00 | 15 | extreme | <10 minutes |
| 13:00 | 14 | extreme | <10 minutes |
| 14:00 | 10 | very high | 10–15 min |
| 15:00 | 6 | high | 15–30 min |
| 16:00 | 3 | moderate | 30–60 min |
| 17:00 | 1 | low | 60+ minutes |
| 18:00 | 1 | low | 60+ minutes |
| 19:00 | 0 | low | 60+ minutes |
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 |