Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Ventnor, Australia, where the climate can expose individuals to varying levels of ultraviolet radiation. Since UV levels directly impact skin health and the risk of sunburn, being informed allows you to take appropriate precautions, particularly during the peak hours of sun exposure. With the region's Cfb climate, even moderate UV levels can pose risks, especially from late morning to early afternoon when readings peak at 4. Equip yourself with knowledge to help protect your skin and make the most of your time outdoors!
The UV Index for the day reveals a gradual increase in solar intensity as the sun climbs higher. Starting from a mild 1 at 07:00 and 08:00, the index nudges to 2 by 09:00 and peaks at 4 between 11:00 and 13:00, indicating a notable amount of UV exposure. As the afternoon progresses, the value slightly tapers off to 3 at 14:00 and dwindles down to 2 by 15:00. The evening brings a steep decline, with the index dropping to 1 at 16:00 and then to 0 after 18:00. Stay protected during the midday hours when the UV Index is at its highest!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 1 | low | 45 min |
09:00 | 2 | low | 45 min |
10:00 | 3 | moderate | 30 min |
11:00 | 4 | moderate | 30 min |
12:00 | 4 | 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 |
Throughout the year, the UV Index experiences significant fluctuations, with particularly high-risk months occurring in winter and late fall. From November to February, the UV Index peaks at a striking 13, indicating an extreme exposure category, where unprotected skin can burn in just 10 minutes. Following this period, April and September see a rise to a 7 rating, categorized as high, with a burn time of 25 minutes. By contrast, the summer months—May to August—exhibit a moderate UV Index, ranging from 3 to 4, allowing for longer safe sun exposure of 30 minutes. However, attention should be paid in October, when the Index rises again to 9. To ensure safety, visitors and residents are advised to apply broad-spectrum sunscreen, wear protective clothing, and seek shade, especially during the high-risk months when UV radiation can be particularly harmful.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Ventnor | 13 | 12 | 11 | 7 | 4 | 3 | 3 | 4 | 7 | 9 | 11 | 13 |
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 |