Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Santa Teresa, Australia, where the sun shines brightly under a primarily BWh climate. This small community, with its typical high UV exposure, presents potential risks for sunburn and long-term skin health issues if precautions aren't taken. By staying informed about daily UV levels, you can protect yourself and your loved ones from harmful effects, ensuring a safe and enjoyable time outdoors. With peak UV Index values reaching 8 between 11:00 AM and 12:00 PM, being proactive is key to maintaining skin health while embracing Santa Teresa's beautiful sunshine.
As the sun rises, the UV Index begins its ascent, starting at a gentle 1 by 7:00 AM. By 8:00 AM, it nudges up to 2, signaling a mild increase in UV exposure. The intensity heats up quickly, reaching a moderate 4 by 9:00 AM, before hitting its peak of 8 from 11:00 AM to 12:00 PM. This is the prime time for sun safety awareness! After noon, the UV Index gradually declines; by 3:00 PM, it recedes to 3, and as the day wanes, it drops significantly to 1 by 4:00 PM. By evening, UV levels have diminished, reaching 0 by 6:00 PM, offering a reprieve from the sun’s rays.
| 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 | 6 | 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 | 5 | moderate | 30 min |
| 15:00 | 3 | moderate | 30 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 |
Throughout the year, the UV Index reveals significant seasonal variations, indicating periods of high risk for UV exposure. The months of January through April consistently exhibit extreme UV levels, with an index of 17 to 15 and a rapid burn time of just 10 minutes. As spring approaches, May slightly decreases to a very high UV index of 8, allowing for 15 minutes of burn time. The summer months, June and July, moderate further to a high index of 6 to 7, with burn times extending to 25 minutes. However, as autumn arrives, September experiences a spike back to extreme levels at 12, followed by October and November returning to 16, maintaining a burn time of 10 minutes. Finally, December mirrors the previous month with an index of 16. Visitors and residents should take precautionary measures during these high-risk months—especially from January to April, September, and October—by wearing protective clothing, applying sunscreen, and limiting sun exposure during peak hours to safeguard against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Melbourne UVI | 14 | 12 | 11 | 7 | 4 | 3 | 3 | 5 | 7 | 9 | 12 | 14 |
| Adelaide UVI | 14 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 7 | 10 | 12 | 15 |
| Sydney UVI | 14 | 13 | 11 | 8 | 5 | 3 | 4 | 6 | 8 | 10 | 12 | 14 |
| Perth UVI | 14 | 14 | 11 | 9 | 6 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |
| Santa Teresa | 17 | 17 | 15 | 11 | 8 | 6 | 7 | 9 | 12 | 14 | 16 | 16 |