Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Kaitaia, New Zealand, where the unique marine climate can lead to varying levels of ultraviolet radiation throughout the day. Being aware of UV levels not only aids in preventing sunburn but also plays a significant role in maintaining long-term skin health. With Kaitaia's relatively high UV exposure risks peaking between 11:00 AM and 1:00 PM, it’s essential to monitor this index to protect yourself and enjoy the beautiful outdoors safely. By keeping track of the UV Index, you can take informed precautions, ensuring your time in the sun is both enjoyable and safe.
At dawn, the UV Index begins at a gentle 0 by 07:00, indicating minimal exposure risk. As the sun rises higher, the index steadily climbs, reaching 1 at 08:00 and peaking at 5 between 12:00 and 13:00, when the sun’s rays are at their most intense. During these peak hours, it’s wise to don your sunscreen and protective gear. Following this zenith, the index gracefully descends, dropping to 4 at 14:00 and tapering off to 2 by 15:00. As the afternoon fades to evening, the UV levels reduce significantly, returning to a safe 0 by 18:00. This hourly UV pattern underscores the importance of sun safety during peak daylight hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | 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 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 4 | 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, UV Index levels exhibit significant seasonal fluctuations, with January, February, March, November, and December being classified as high-risk months due to their extreme exposure categories and a burn time of only 10 minutes. As spring approaches, April marks a transition to a very high category with a UV Index of 8 and a 15-minute burn time, while May to August sees a moderate index ranging from 5 to 3, allowing for a safer exposure time of 30 minutes. The UV Index begins to rise again in September at 7, categorized as high, before returning to very high in October. Visitors and residents are strongly advised to take precautions during the extreme months—wearing sunscreen, protective clothing, and avoiding peak sun hours—to safeguard against harmful UV radiation.
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 |
| 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 |
| Kaitaia | 14 | 14 | 11 | 8 | 5 | 3 | 4 | 5 | 7 | 10 | 12 | 14 |