Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors of Glenreagh, Australia, where the Cfb climate ensures engaging outdoor activities but also presents unique UV exposure risks. The UV Index indicates the strength of ultraviolet radiation, helping you gauge the potential for sunburn and skin damage throughout the day. In Glenreagh, UV levels peak between 10 AM and 2 PM, reaching a maximum of 6, which calls for conscious sun protection measures during these hours. By staying informed about UV levels, you can better safeguard your skin health and enjoy the sun responsibly, minimizing the risk of harmful effects while soaking in the beautiful Australian outdoors.
As the sun rises, the UV Index begins its climb, starting at a mild 1 by 07:00. By 09:00, it reaches 3, signaling a gentle warmth in the air. The day peaks around 11:00 and 12:00, where the index soars to a high of 6, advising outdoor enthusiasts to take precautions against harmful rays. After a vibrant midday, the UV intensity starts to taper off, dropping to 3 by 14:00, then gradually declining to 1 by 16:00. As the evening arrives, the UV Index dips to 0 after 18:00, marking a safe return for all as daylight fades. Remember, while enjoying those sunlit hours, protect your skin and stay hydrated!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 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 |
Throughout the year, the UV Index exhibits significant fluctuations, with the high-risk months primarily occurring from January to March and later in October to November, where the UV Index reaches an extreme level of 15 and burn times are as short as 10 minutes. Particularly alarming is the month of February, which also registers a UV Index of 15. Conversely, April sees a decrease to a very high category with an index of 9, allowing for a slightly longer burn time of 15 minutes. As the year progresses, the UV Index drops to moderate levels in June and July, but spikes again in August and September. Residents and visitors are strongly advised to take precautions during the extreme and very high exposure months by applying sunscreen, wearing protective clothing, and limiting sun exposure, particularly during peak hours. Staying informed about the UV Index can significantly reduce the risk of sun-related health issues.
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 |
| Glenreagh | 15 | 15 | 13 | 9 | 6 | 4 | 5 | 7 | 9 | 11 | 14 | 15 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |