Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors of Gundaroo, Australia, where the climate fosters both beautiful sunny days and the potential for harmful UV exposure. With peak UV levels reaching 3 around midday, raising awareness about UV risks is essential for preventing sunburn and protecting skin health. Given Gundaroo's oceanic climate, where UV exposure can vary significantly throughout the day, staying informed about daily UV levels empowers individuals to take the necessary precautions for safe sun enjoyment. Remember, safeguarding your skin starts with knowing the UV Index!
The UV Index throughout the day showcases a gradual rise and fall in intensity. Starting early morning at 07:00 with a maximum of 1, the index remains steady at this low level until 10:00, when it edges up to 2. The peak UV exposure occurs between 11:00 and 13:00, reaching a maximum of 3, signaling a time when sun protection is essential. As the day progresses, the UV Index begins to decline, dropping back to 2 by 14:00 and falling to 1 by 15:00. By 17:00, the index plummets to 0, marking the end of significant UV exposure for the day. Remember, even when UV levels are low, it's always wise to take precautions!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 3 | moderate | 30 min |
| 13:00 | 3 | moderate | 30 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | 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 experiences significant fluctuations, with the highest levels occurring in the winter months. January, February, and March all maintain an extreme UV Index of 15, 13, and 12 respectively, allowing only 10 minutes of sun exposure before risk of skin burn increases. As the seasons transition into April and September, the UV levels drop slightly to 8 (very high) with a burn time of 15 minutes. In contrast, the summer months of May to August see a moderate UV Index ranging from 3 to 5, allowing for longer exposure times of 30 minutes. A notable spike occurs again in November and December, bringing us back to extreme levels of 13 and 15, respectively. Residents and visitors should remain vigilant during the high-risk months of January, February, March, November, and December by applying broad-spectrum sunscreen, wearing protective clothing, and seeking shade to minimize the risk of UV-related skin damage.
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 |
| Gundaroo | 15 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 8 | 10 | 13 | 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 |