Last updated: July 2, 2025
In Merimbula, Australia, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels not only helps prevent sunburn but also plays a significant role in long-term skin health, reducing the risk of skin cancers. Nestled in a Cfb climate zone, Merimbula enjoys a temperate climate, but this can still lead to higher UV exposure, especially during midday hours. With UV Index values peaking at 3 between 11:00 AM and 1:00 PM, it's essential for both locals and visitors to stay informed and adopt sun safety practices.
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 shows significant seasonal variations, indicating fluctuating sun exposure risks for visitors and residents. The high-risk months occur from January to March, where the UV Index reaches extreme levels of 14 to 11 and a quick burn time of just 10 minutes warrants extra caution. In November and December, conditions revert to extreme once again, with similar high UV readings. April to September experiences a gradual decrease in UV intensity, where the exposure categories range from high to moderate; particularly in April and September, when the burn time increases to 25-30 minutes. From July to August, conditions remain moderate, but the risk remains non-negligible. As daylight hours lessen in October, the UV Index climbs back to very high, demanding vigilance with a burn time of 15 minutes. Residents and visitors are advised to take protective measures, especially during the extreme months, by wearing sunscreen, protective clothing, and seeking shade to mitigate the risk of sunburn and long-term 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 |
| Merimbula | 14 | 12 | 11 | 7 | 4 | 3 | 3 | 5 | 7 | 9 | 11 | 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 |