Last updated: July 2, 2025
Understanding the UV Index in Bonnie Doon, Australia, is crucial for maintaining skin health and preventing sunburn, especially as the area enjoys a comfortable Cfb climate. With typically high UV levels during the midday hours, awareness of these values can help residents and visitors alike make informed decisions about sun protection. The UV Index often peaks at 3 around noon, indicating a moderate risk of harm from unprotected sun exposure. By staying informed about UV levels, you can proactively safeguard your skin and enjoy the beautiful Australian outdoors safely.
The UV Index throughout the day offers a clear insight into solar intensity, peaking at 3 between 11:00 AM and 1:00 PM, signaling moderate sun exposure. The day begins with 0 UV at 7:00 AM, gradually rising to 1 by 8:00 AM and maintaining a low level until 10:00 AM. As the sun climbs higher, the index reaches 2 by mid-morning and then stabilizes at 3 during the lunch hours, suggesting the need for sun protection. By mid-afternoon, numbers dip back to 2 and diminish further to 1 as the evening approaches. Finally, the UV Index returns to 0 after 6:00 PM, marking a transition into a safer time to enjoy the outdoors without risk of sunburn.
| 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 | 3 | moderate | 30 min |
| 12:00 | 3 | moderate | 30 min |
| 13:00 | 3 | moderate | 30 min |
| 14:00 | 2 | low | 45 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, the UV Index exhibits significant seasonal changes, with January, February, and November presenting the highest levels, classified as extreme with a UV Index peaking at 15 in December and a burn time of just 10 minutes. March also remains a high-risk month with an Index of 11. As we transition into spring, April sees a reduction to a high exposure category of 7, allowing for a longer burn time of 25 minutes. The summer months of May, June, July, and August reflect a moderate risk, with burn times extending to 30 minutes. However, as fall approaches, September returns to a high exposure of 7 while October escalates to a very high category at 9. It is crucial for visitors and residents to remain vigilant, particularly during the extreme months with reduced burn times, and take necessary precautions, such as using sunscreen, wearing protective clothing, and seeking shade during peak UV hours to minimize the risk of skin damage.
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 |
| Bonnie Doon | 14 | 12 | 11 | 7 | 5 | 3 | 3 | 5 | 7 | 9 | 12 | 15 |
| 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 |