Last updated: May 3, 2025
Understanding the UV Index in Merredin, Australia, is crucial for safeguarding your skin and overall health. With the region’s BSk climate, residents enjoy a semi-arid environment, but must remain vigilant about sun exposure. The UV Index fluctuates throughout the day, with significant levels peaking at a level 6 between 11:00 AM and 1:00 PM, highlighting the importance of protecting yourself from harmful UV rays to prevent sunburn and long-term skin damage. Staying informed about UV levels empowers you to enjoy the outdoors safely while embracing Merredin's vibrant sunshine.
As the sun rises, the UV Index begins its ascent, peaking between 11:00 AM and 1:00 PM at a robust 6. Early hours, without much intensity, see UV levels of 1 at 7:00 AM and 8:00 AM. By 9:00 AM, activity picks up, reaching 3, and continues to climb until it hits 4 by 10:00 AM. The midday sun really asserts its presence, maintaining a strong 6 from 11:00 AM to 1:00 PM, which is a critical time for sun safety awareness. As the afternoon progresses, the index gradually declines, falling to 2 by 3:00 PM, and later diminishing to a mere 0 by 6:00 PM and 7:00 PM. It's a day of notable UV fluctuation, highlighting the importance of protection during the peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 6 | high | 25 min |
| 13:00 | 6 | high | 25 min |
| 14:00 | 4 | 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, UV Index levels exhibit significant seasonal variations, with the highest risks occurring during the winter months. Particularly, January, February, and March display an extreme UV Index of 15 and a quick burn time of just 10 minutes. As spring progresses, the UV Index decreases slightly in April to 9, categorized as very high with a burn time of 15 minutes, followed by a further reduction in May to 6 (high) and June to 4 (moderate), allowing for longer exposures of 25 and 30 minutes, respectively. Into the late summer and early fall, high-risk months return in September (UV Index 9) and October (UV Index 11), both marked as extreme with short burn times. With November and December maintaining extreme levels at 14 and 15, citizens and visitors alike should prioritize sun safety; applying sunscreen, wearing protective clothing, and seeking shade are critical to mitigating skin damage during these periods of elevated UV exposure.
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 |
| Merredin | 15 | 15 | 13 | 9 | 6 | 4 | 5 | 6 | 9 | 11 | 14 | 15 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |