Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Wairakei, New Zealand, where the temperate Cfb climate can present unique sun exposure challenges. With UV levels rising to 3 around midday, awareness is key to preventing sunburn and maintaining skin health. The chances of UV radiation affecting your skin can change throughout the day, making it essential to know when to seek shade or wear protection. By keeping an eye on the UV Index, you can enjoy the beautiful outdoor activities Wairakei has to offer while safeguarding your skin against potential damage.
The UV Index throughout the day paints a clear picture of sun exposure. Starting from 07:00, the index remains at 0, indicating minimal UV radiation. As the sun rises higher, it reaches a peak of 3 at 12:00, marking the time when protection is essential. Between 10:00 and 14:00, the index fluctuates between 2 and 3, suggesting moderate to high UV levels, perfect for seeking shade or wearing sunscreen. Post 15:00, the UV Index drops gradually, returning to 0 by 18:00. This data highlights the importance of being sun-smart during midday hours when UV radiation is at its strongest. Stay protected!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 2 | low | 45 min |
| 12:00 | 3 | moderate | 30 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 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index shows significant seasonal variation, with the highest risk months occurring from January to February and again in November to December, where the UV Index reaches extreme levels (14 and 13 respectively) and burn times are as brief as 10 minutes. The spring months of March and April also present a notable threat, with indices of 10 (very high) and 7 (high) respectively, suggesting a burn time of only 15 to 25 minutes. During the summer and early fall, from May to August, the UV Index decreases to moderate levels (4 to 5), allowing for longer safe exposure times of up to 30 minutes, but caution is still advised as conditions can change. September marks a return to higher levels with a UV Index of 7, requiring vigilance once again. Visitors and residents should prioritize sun protection—including sunscreen, hats, and protective clothing—especially during the high-risk months to minimize the risk of skin damage.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 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 |
| Wairakei | 14 | 13 | 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 |