Last updated: August 1, 2025
Understanding the UV Index in Mannum, Australia, is crucial for protecting your skin and maintaining overall health, especially given the region's semi-arid BSk climate. Without proper awareness of UV levels, you risk sunburn and long-term skin damage, as the intensity can peak during midday hours. Here in Mannum, maximum UV exposure typically occurs between 10 AM and 2 PM, reaching levels of 4—high enough to necessitate protective measures even on seemingly mild days. Stay informed and safeguard your skin by checking the UV Index regularly!
The UV Index for today presents a gradual rise in intensity as the morning unfolds, peaking at 12:00 PM with a score of 4, indicating a moderate risk of harm from unprotected sun exposure. Early hours from 7:00 AM to 9:00 AM remain low, with values of 1-2. As the clock strikes 10:00 AM, the index jumps to 3, signaling that sun safety precautions should be considered. In the early afternoon, the UV exposure decreases slightly but remains moderate at 3. As the sun begins to descend, the index dips back down to 1 by 15:00 PM and eventually reaches 0 in the evening, reassuring that the UV radiation is minimal. Stay sun-safe during peak hours, and enjoy the rest of your day!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 4 | moderate | 30 min |
| 14:00 | 3 | 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 seasonal UV changes indicate significant variations throughout the year, with the highest levels occurring in the winter months of December (UV Index 15) and January (UV Index 14), categorized as extreme with a burn time of just 10 minutes. February and March also fall into the extreme category, emphasizing the need for caution during these months. As spring progresses, the UV Index drops slightly, reaching a very high level in April (UV Index 8) and then moderating in the summer months, with May to August showing moderate levels (UV Index 5 and 4), allowing for 30 minutes of exposure before burning occurs. However, the UV Index increases again in September (UV Index 8) and October (UV Index 10), both classified as very high with a burn time of 15 minutes. November returns to an extreme category (UV Index 12), culminating in another peak before winter. Visitors and residents are strongly advised to take protective measures, especially from November through March, and during April and September, when UV exposure can be particularly harmful. It's essential to wear sunscreen, protective clothing, and sunglasses 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 |
| Mannum | 14 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 8 | 10 | 12 | 15 |
| 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 |