Last updated: June 2, 2025
In Renmark, Australia, awareness of the UV Index is crucial for ensuring both sunburn prevention and long-term skin health. With its semi-arid climate, residents face unique challenges related to UV exposure, particularly during the peak hours of sunlight. Understanding the UV levels, which can reach a maximum of 3 from 10 AM to 1 PM, allows you to take appropriate measures to protect your skin. By staying informed about the UV Index, you can confidently enjoy the sunny outdoors while minimizing the risks associated with harmful UV rays.
During the day, the UV Index showcases a gradual rise as the sun ascends, peaking at 3 between 10:00 AM and 1:00 PM. Early morning hours, specifically at 07:00 AM and 08:00 AM, maintain a gentle level of 1, making it relatively safe to be outdoors without sun protection. As you step out around 9:00 AM, the index nudges to 2, indicating a slight increase in UV exposure. From 10:00 AM to 1:00 PM, it reaches its highest point, suggesting that sun safety measures, such as sunscreen or protective clothing, become essential. By 2:00 PM, a decrease begins, returning to 1 by 15:00 PM, and fading further to 0 after 5:00 PM, marking a decline in UV intensity as the day winds down. Overall, early risers will enjoy a low UV risk, while midday sun seekers should take precautions to stay safe!
| 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 | 3 | moderate | 30 min |
| 12:00 | 3 | moderate | 30 min |
| 13:00 | 3 | moderate | 30 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 exhibits significant seasonal fluctuations, with the highest values recorded from January to March and again in October to December, categorizing these months as high-risk for sun exposure. Specifically, the UV Index peaks at 15 in December, signaling an extreme exposure level with a burn time of just 10 minutes. April marks a transition with a reduction to a very high Index of 8, while May through August see moderate levels, allowing for longer safe exposure times of 30 minutes. However, September returns to a very high category. Visitors and residents are strongly advised to take precautions in high-risk months—January, February, March, October, November, and December—by seeking shade, wearing protective clothing, and using sunscreen to minimize harmful effects from UV radiation.
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 |
| Renmark | 14 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 8 | 11 | 13 | 15 |
| 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 |