Last updated: May 3, 2025
Understanding the UV Index is crucial for anyone enjoying the vibrant atmosphere of Siem Reap, Cambodia. With its tropical climate, this beautiful city experiences high levels of UV radiation, particularly between 10 AM and 2 PM when exposure peaks. By being aware of UV levels, you can effectively prevent sunburn and protect your skin health, ensuring that your adventures at renowned sites like Angkor Wat are safe and enjoyable. The UV Index here can soar to a maximum of 14, indicating extreme exposure risk, making it essential to stay informed and take protective measures. Embrace the wonders of Siem Reap while keeping your skin safe from harmful UV rays!
Experience the day's UV Index journey, starting at a gentle 1 at 7:00 AM, gradually climbing to a peak of 14 by noon. As the sun reaches its zenith, the UV intensity intensifies, with maximum levels recorded at 11:00 AM and 12:00 PM. The UV Index begins to taper off after 1:00 PM, dropping to 10 by 2:00 PM. As afternoon turns to evening, the levels decrease further, settling back to a safe 1 by 5:00 PM. With a final dip to 0 by 7:00 PM, the day's UV exposure concludes, reminding us of the sun's powerful influence in the midday hours. Stay protected!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 1 | low | 45 min |
08:00 | 3 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 10 | very high | 15 min |
11:00 | 13 | extreme | 10 min |
12:00 | 14 | extreme | 10 min |
13:00 | 13 | extreme | 10 min |
14:00 | 10 | very high | 15 min |
15:00 | 6 | high | 25 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
The seasonal UV changes reveal significant fluctuations, particularly from January to October, with the highest UV Index recorded in March at 15, and consistently high levels from February to October, primarily in the extreme category. The high-risk months for UV exposure are February through October, when the burn time is notably reduced to 10 minutes across these months. Visitors and residents should take precautionary measures during this time, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak hours to avoid harmful effects from UV radiation. In contrast, January and December present lower risks, with UV indices at 10 and burn times extending to 15 minutes, suggesting a slightly safer environment but still warranting caution.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Battambang UVI | 10 | 13 | 15 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |
Siem Reap | 10 | 13 | 15 | 14 | 14 | 13 | 14 | 14 | 14 | 12 | 11 | 10 |
Phnom Penh UVI | 10 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |
Takeo UVI | 10 | 14 | 15 | 15 | 15 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |
Sihanoukville UVI | 11 | 14 | 15 | 15 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 11 |