Last updated: June 2, 2025
In Colac, Australia, understanding the UV Index is crucial for safeguarding your skin health and preventing sunburn. With its distinctive Cfb climate, Colac experiences varying UV levels throughout the day, typically peaking at midday. Awareness of these UV levels can empower residents and visitors alike to take proactive measures against harmful sun exposure, especially during the summer months, where midday readings can reach up to 3. By staying informed about the UV Index, you can enjoy the beautiful outdoors while keeping your skin safe!
At dawn, the UV Index starts at a maximum of 0 at 7:00 AM, indicating minimal exposure risk. As the day progresses, the UV levels subtly rise, reaching 1 by 8:00 and 9:00 AM. By 10:00 AM, the index reaches 2, continuing at this moderate level through 11:00 AM. The peak sunshine hours arrive at 12:00 PM, where the UV Index hits 3, marking a time to take extra precautions. As the afternoon unfolds, the levels gently dip back to 2 from 1:00 PM to 3:00 PM, before declining to 1 between 4:00 PM and 5:00 PM. The UV exposure decreases significantly as evening approaches, dropping back to 0 by 6:00 PM and remaining at that safe level until sunset. Remember to stay protected during the peak hours!
| 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 | 2 | low | 45 min |
| 12:00 | 3 | moderate | 30 min |
| 13:00 | 2 | low | 45 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | 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 demonstrates significant seasonal fluctuations, peaking in January and December with an extreme exposure category of 13 and 14, respectively, and a critical burn time of just 10 minutes. February and March also experience high levels of UV exposure, maintaining an index of 12 and 11, respectively. As spring arrives in April with a UV Index of 7 (high) and burn time of 25 minutes, the risk begins to decrease but remains notable. The summer months of June and July show a moderate UV level of 3, extending burn time to 30 minutes, while August sees a slight increase to 4. However, the risk surges again in September and October, where the UV Index reaches 7 (high) and 9 (very high), with burn times of 25 and 15 minutes, respectively. November also returns to extreme levels with an index of 11. Given these patterns, both visitors and residents should be particularly cautious from November to March and during early spring and fall, taking essential sun protection measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Colac | 13 | 12 | 11 | 7 | 4 | 3 | 3 | 4 | 7 | 9 | 11 | 14 |
| 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 |