Last updated: July 2, 2025
Understanding the UV Index is crucial for residents and visitors in Ou Chrov, Cambodia, where the tropical Aw climate leads to high levels of sun exposure year-round. As the UV index can soar as high as 14 around midday, being aware of these levels is essential for effective sunburn prevention and maintaining skin health. With peaks occurring between 10 AM and 1 PM, it’s important to take precautions during these hours to safeguard against harmful UV radiation. Whether you're exploring the local attractions or enjoying outdoor activities, knowing the UV index can make a significant difference in protecting your skin from the sun's damaging effects.
The UV Index today offers a clear picture of solar intensity as the day unfolds. Starting with a calm 1 at 7:00 AM, the sun's rays begin to strengthen, reaching 3 by 8:00 AM. The peak intensity hits at 12:00 PM, soaring to an impressive 14, indicating a strong need for sun protection. As the afternoon progresses, it gradually decreases, dropping to 4 by 4:00 PM and winding down to 1 by 6:00 PM. By 7:00 PM, the UV Index retreats to 0, showcasing the significant daily variation in UV exposure. It's essential to stay alert during those peak hours, especially between 10:00 AM and 1:00 PM, when UV radiation poses the greatest risk!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | 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 | 11 | extreme | 10 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 4 | moderate | 30 min |
| 17:00 | 2 | low | 45 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index fluctuates throughout the year, demonstrating particularly high values from February to November, with March to September experiencing the peak levels of 14, categorized as extreme. The high-risk months for UV exposure are from February to October, when the burn time is notably short at just 10 minutes. As a result, it is crucial for both visitors and residents to take precautions during this period. Sunscreen, protective clothing, and hats are essential, and individuals should seek shade during peak sun hours. For the months of January and December, while the UV Index drops to 10, the exposure is still categorized as very high, warranting attention to sun safety. Staying informed and proactive about UV exposure can help mitigate skin damage and enhance outdoor experiences.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ou Chrov | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |
| Battambang UVI | 10 | 13 | 15 | 14 | 14 | 13 | 14 | 14 | 14 | 13 | 11 | 10 |
| Siem Reap UVI | 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 |