Last updated: July 2, 2025
Understanding the UV Index in Pa Mok, Thailand is essential for protecting your skin and overall health as you enjoy the warm, tropical climate of this vibrant region. With UV levels peaking around noon with an index of 13, awareness of these values is crucial for preventing sunburn and reducing long-term skin damage. The subtropical climate, characterized by high temperatures and ample sunshine, amplifies the risk of UV exposure, especially during the midday hours. Stay informed to ensure your outdoor activities remain safe and enjoyable while safeguarding your skin's health!
As the sun rises, the UV Index starts its slow climb, peaking at 13 between noon and 1 PM, signaling extreme UV exposure. The day begins gently at 7 AM with a minimal index of 1, but by 10 AM, it reaches 9, urging sun-sensitive individuals to seek protection. The highest reading of 13 persists for two hours, making midday the most critical time for sun safety. As the afternoon rolls in, the index gradually decreases, dipping to 7 by 3 PM, and further waning into the evening with values of 4 at 4 PM, 2 at 5 PM, and falling to a comfortable 1 by 6 PM. Finally, the UV Index settles at 0 after sunset, marking the end of a sun-drenched day.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 13 | 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 experiences significant seasonal changes, peaking during the warmer months. January begins with a UV Index of 9, categorized as very high, with a burn time of just 15 minutes. As we move into February and March, the Index escalates to 12 and 13, tipping into the extreme category, where careful sun protection is essential. From April to August, the UV Index consistently remains at 13 to 14, emphasizing the need for aggressive sun safety measures with a burn time of only 10 minutes. The Index begins to decline in September and October but stays in the extreme range of 12 to 13. High-risk months for UV exposure are predominantly between February and August, urging both residents and visitors to prioritize sun protection—such as wearing sunscreen, hats, and protective clothing—during these critical times. The lower UV levels in November and December still warrant attention, as they feature a 10 and 9 UV Index, respectively, reminding us that skin protection is important year-round.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Pa Mok | 9 | 12 | 13 | 14 | 13 | 13 | 13 | 14 | 13 | 12 | 10 | 9 |
| 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 |