Last updated: June 2, 2025
Understanding the UV Index is crucial for residents and visitors in Wiluna, Australia, especially given the region's BWh climate, characterized by sunny days and limited cloud cover. Awareness of UV levels helps prevent sunburn and promotes overall skin health, as even moderate exposure can lead to skin damage. During peak hours, particularly between 10 AM and 2 PM, the UV Index can reach levels as high as 6, indicating a significant risk of harm from unprotected sun exposure. It’s essential to stay informed about UV conditions to enjoy the beautiful Wiluna outdoors safely!
The UV Index reveals a dynamic hourly dance of sun intensity, peaking dramatically around 12:00 PM with a maximum of 6. Early hours from 07:00 AM to 09:00 AM maintain a low level, hovering between 1 and 2, making it a safe time for morning activities. However, as the clock strikes 10:00 AM, the index climbs sharply to 4, indicating the sun is becoming increasingly potent. By 11:00 AM, it reaches 5, urging sun protection measures. The afternoon sees a slight decline, dropping to 3 by 2:00 PM, and further plummeting to 1 by 4:00 PM, signaling that the risk from UV exposure diminishes as the day winds down. Finally, the evening brings a welcomed reprieve with the index falling to 0 after 6:00 PM, inviting everyone to enjoy the cooler hours under the fading sun. Remember to stay safe and protect yourself during the peak hours!
| 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 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 5 | 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 |
The UV Index exhibits significant seasonal variations, with extreme levels persisting from January to April, and again in September, October, and November. The high-risk months are primarily January, February, March, and November, where the UV Index reaches 16 and burn time is a mere 10 minutes. As temperatures rise, the index drops slightly in June and July, classified as high, with a longer burn time of 25 minutes, before returning to very high during May and August. Residents and visitors should remain vigilant, especially from March to November, ensuring proper sun protection measures are taken during outdoor activities. This includes wearing sunscreen, protective clothing, and seeking shade to minimize UV exposure and prevent sunburn.
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 |
| 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 |
| Wiluna | 16 | 16 | 15 | 11 | 8 | 6 | 7 | 8 | 11 | 13 | 15 | 17 |