Last updated: July 2, 2025
Understanding the UV Index in St Helens, Australia, is crucial for safeguarding your skin and overall health. With exposure to UV rays rising during the day, even moderate levels can lead to sunburn and long-term skin damage. In this beautiful coastal town, known for its temperate Cfb climate, residents and visitors need to stay informed about daily UV levels to enjoy outdoor activities safely. By being aware of the UV Index, you can take proactive steps to protect yourself and loved ones from harmful sun exposure, making your time in St Helens both enjoyable and safe.
The UV Index throughout the day paints a clear picture of sun exposure. Starting from 07:00, the index remains at 0, indicating minimal UV radiation. As the sun rises higher, it reaches a peak of 3 at 12:00, marking the time when protection is essential. Between 10:00 and 14:00, the index fluctuates between 2 and 3, suggesting moderate to high UV levels, perfect for seeking shade or wearing sunscreen. Post 15:00, the UV Index drops gradually, returning to 0 by 18:00. This data highlights the importance of being sun-smart during midday hours when UV radiation is at its strongest. Stay protected!
| 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 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, the UV Index experiences significant seasonal fluctuations, with the highest levels occurring in the winter and late fall months. January and December both present extreme exposure conditions with a UV Index of 13, requiring protective measures within just 10 minutes of direct sunlight. February follows closely with an Index of 11, also marked as extreme. The high-risk months for UV exposure extend into March and November, with indices of 9 and 11, respectively, where one should remain vigilant with sun protection. As spring unfolds into April and September, the index drops to 6 defining high exposure levels, while May, June, and July offer a slight respite with moderate to low levels. However, visitors and residents are advised to implement protective measures, particularly during the extreme and very high exposure periods, to mitigate the risk of sunburn and long-term skin damage. Staying informed and using sunscreen, protective clothing, and seeking shade when necessary is crucial for maintaining skin health year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| St Helens | 13 | 11 | 9 | 6 | 4 | 2 | 2 | 4 | 6 | 8 | 11 | 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 |