Last updated: May 3, 2025
In Phana, Thailand, being aware of the UV Index is crucial for both sun safety and skin health. Understanding UV levels allows residents and visitors to take proactive measures against sunburn and long-term skin damage. With a tropical climate characterized by intense sunlight, particularly during midday hours when the UV Index can soar as high as 14, it is vital to stay informed. By checking the UV Index regularly, individuals can better protect themselves from harmful rays and enjoy the beautiful outdoor atmosphere Phana has to offer.
As the sun rises, the UV Index starts at a moderate level of 2 at 7 AM, gradually increasing to a peak of 14 by noon. The intensity is most striking at 11 AM and 12 PM, where exposure becomes critical. After this time, the index begins a gradual decline, dropping to 10 at 2 PM and continuing downwards to a mere 1 by 5 PM. Sun-seekers and outdoor enthusiasts should be especially cautious from 9 AM to 1 PM when the UV levels are at their highest, reaching their zenith with an extreme 11 at 10 AM. Remember to protect your skin under this midday sun!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 11 | extreme | 10 min |
11:00 | 14 | 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 UV Index experiences significant seasonal changes, peaking at 15 during the spring and early summer months of April and May, indicating an extreme exposure category with a burn time of just 10 minutes. This trend continues into June, July, and August, where the index remains high at 13-14, keeping burn times consistent. Moving into September and October, the index remains at 12, still categorized as extreme. The high-risk months for UV exposure are particularly pronounced from February to October, making it crucial for both visitors and residents to take protective measures. During these months, it is advisable to minimize sun exposure between 10 AM and 4 PM, wear protective clothing, and apply sunscreen regularly to safeguard against harmful UV radiation. As the year concludes, November and December see a slight decline in UV levels to 10 and 9, respectively, where the exposure category shifts to very high, but caution is still recommended when spending extended time outdoors.
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 |
Phana | 10 | 13 | 14 | 15 | 15 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |