Last updated: June 2, 2025
In Lewisham, Australia, understanding the UV Index is crucial for safeguarding your skin and overall health. Awareness of UV levels helps in preventing sunburn and reducing the risk of long-term skin damage, especially during those peak hours when exposure is most intense. With a Cfb climate characterized by mild summers, Lewisham residents may not always think of UV exposure as a concern. However, even on seemingly overcast days, harmful UV rays can still pose significant risks, making it essential to stay informed about daily UV Index readings. Prioritize your skin's health by monitoring local UV levels and taking appropriate protective measures!
The UV Index data presents an interesting snapshot of sunlight intensity throughout the day. Starting at 7:00 AM, the index registers a maximum of 0, indicating a safe environment for outdoor activities. As the morning progresses, it gradually rises, peaking at 2 between 11:00 AM and 13:00 PM, signaling a moderate level of UV exposure. This peak highlights a crucial time for sun protection, especially if you’re outdoors. In the early afternoon, the index dips back to 1 by 14:00, then continues to decline, reaching 0 again by 17:00, signaling a safe evening. This information serves as a helpful reminder to stay protected during peak sunlight hours while enjoying the outdoors!
| 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 | 1 | low | 45 min |
| 11:00 | 2 | low | 45 min |
| 12:00 | 2 | low | 45 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 1 | 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 seasonal variation in the UV Index reveals significant changes in sun exposure throughout the year. High-risk months for UV exposure are January, February, and December, each featuring an extreme UV Index of 12, 11, and 13, respectively, with a burn time of only 10 minutes. The spring months of March and April peak with a very high and high UV Index of 9 and 6, necessitating extra precautions with burn times of 15 and 25 minutes. As summer slips into fall, UV levels drop, though September displays a return to high levels, with a burn time of 25 minutes. Visitors and residents are strongly advised to take protective measures during these high-risk months by wearing sunscreen, protective clothing, and sunglasses, and to seek shade whenever possible, especially during the midday sun.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lewisham | 12 | 11 | 9 | 6 | 3 | 2 | 2 | 4 | 6 | 8 | 10 | 13 |
| 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 |