Last updated: July 2, 2025
Understanding the UV Index is crucial for everyone living in or visiting Mueang Chan, Thailand, where the combination of a tropical climate and high sun exposure can lead to significant risks. With peak UV levels soaring as high as 14 around noon, being aware of UV intensity is essential for protecting your skin and preventing sunburn. Prolonged exposure, especially during the warmer months, can contribute to skin damage and increase the risk of skin cancer. To fully enjoy the beautiful weather in Mueang Chan while prioritizing your skin health, keeping a close eye on the UV Index helps you take precautions, ensuring safe outdoor activities year-round.
As the sun rises, the UV Index starts off low at 1 by 07:00, but quickly escalates as the day progresses. By 09:00, it reaches 7, signaling the need for protection. 10:00 marks the peak at an intense 10, followed closely by a striking 13 at 11:00. The UV rays hit their highest point at 12:00 with a staggering 14, urging everyone to take caution. The intensity begins to taper off in the early afternoon, dropping to 10 by 14:00, and easing further to 7 at 15:00. As the day wanes, the UV Index dips to 3 by 16:00, and then back to a safe 1 at 17:00 and 18:00, wrapping up as the sun sets with a 0 at 19:00. It's a clear reminder that when outdoors, sun safety is paramount during the midday hours!
| 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 | 7 | 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 |
As the seasons change, so do the UV Index levels, significantly impacting sun exposure risks. From January to March, the UV Index escalates from 10 to a peak of 14, falling into the extreme exposure category, where a mere 10 minutes can lead to skin burns. The months of April through September maintain this extreme risk, with the UV Index consistently at 14; during these months, residents and visitors should exercise maximum caution and limit sun exposure accordingly. October through December sees a slight reduction, with the UV Index dropping to 10 in November and 9 in December, still indicating very high exposure risk. Therefore, it is crucial for everyone to adopt protective measures like wearing sunscreen, hats, and sunglasses, especially during high-risk months from February through September when the UV index is at its most hazardous levels. Stay safe and protect your skin!
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mueang Nonthaburi UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Samut Prakan UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Bangkok UVI | 10 | 12 | 14 | 13 | 14 | 13 | 14 | 14 | 13 | 12 | 9 | 8 |
| Udon Thani UVI | 9 | 11 | 13 | 14 | 14 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |
| Chon Buri UVI | 10 | 13 | 14 | 14 | 14 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |
| Mueang Chan | 10 | 13 | 14 | 15 | 15 | 13 | 14 | 14 | 13 | 13 | 10 | 9 |