Last updated: July 2, 2025
Understanding the UV Index is crucial for residents of Mornington, New Zealand, as it provides essential information for sun safety and skin health. With the region's Cfb climate, which often brings mild temperatures and sunshine, awareness of UV levels can help prevent sunburn and long-term skin damage. Even in the morning hours, the UV Index can fluctuate, with levels rising from 0 in the early hours to 2 by noon, highlighting the importance of protecting your skin as the day warms up. Stay informed and enjoy the outdoors safely while safeguarding your skin!
The UV Index for the day paints a picture of a relatively mild sun profile, starting from a maximum of 0 at dawn. As the morning progresses, it gradually rises, reaching 1 by 09:00 and peaking at 2 between 12:00 and 14:00. During these midday hours, sun seekers can enjoy moderate UV exposure while taking necessary precautions. As the afternoon wanes, the UV Index dips again, falling to 1 by 15:00 and returning to 0 by 18:00, making late-day outdoor activities safe. Overall, it’s a gentle reminder to stay sun-smart during the brief midday peak!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 0 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 1 | low | 45 min |
| 11:00 | 1 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | 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 UV Index experiences significant seasonal variations, with the highest levels occurring in January (13) and February (11), indicating an extreme risk of harm from unprotected sun exposure, with a burn time of just 10 minutes. After this peak, the index gradually decreases, reaching a very high category in March (8) and again in October (8), and November (9), where burn times are around 15 minutes. From April to September, the index shifts to moderate levels (3-5), allowing for longer burn times of 30-45 minutes, making late spring and summer relatively safer for sun exposure. As winter approaches in December, the index rises again to extreme levels. Visitors and residents are strongly advised to take precautions during high-risk months (January, February, October, and November) by wearing protective clothing, applying sunscreen, and limiting sun exposure, while remaining mindful of the moderate levels in spring and autumn months.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mornington | 13 | 11 | 8 | 5 | 3 | 2 | 2 | 3 | 5 | 8 | 9 | 12 |
| Christchurch UVI | 13 | 12 | 9 | 6 | 3 | 2 | 2 | 3 | 5 | 9 | 10 | 12 |
| Wellington UVI | 13 | 13 | 9 | 7 | 4 | 2 | 2 | 4 | 6 | 9 | 10 | 13 |
| Hamilton UVI | 14 | 14 | 10 | 7 | 4 | 3 | 3 | 5 | 7 | 10 | 11 | 13 |
| Manukau City UVI | 14 | 14 | 10 | 7 | 4 | 3 | 3 | 5 | 7 | 10 | 11 | 13 |
| Auckland UVI | 14 | 14 | 10 | 7 | 4 | 3 | 3 | 5 | 7 | 10 | 11 | 13 |