UV Index in Trang, Thailand

Last updated: June 2, 2025

In Trang, Thailand, staying informed about the UV Index is crucial for safeguarding your skin and overall health. With its tropical climate, Trang experiences significant sun exposure, particularly during peak hours when UV levels can soar. Understanding these levels is essential for preventing sunburn and long-term skin damage, as UV rays can be surprisingly intense even on seemingly mild days. For instance, around midday, the UV Index can reach a staggering 13, indicating an extreme risk of harm from unprotected sun exposure. Being aware of this information can help you make informed choices about when to seek shade, wear protective clothing, and apply sunscreen, ensuring you enjoy the beautiful outdoors safely.

Hourly UV Index in Trang

The UV Index data reveals a dynamic progression throughout the day, peaking around 12:00 PM with a striking value of 13. Beginning at 1 at 07:00 AM, the index gradually climbs as the sun rises, hitting 9 by 10:00 AM. As the clock approaches midday, it soars to its maximum 12:00 and remains elevated at 13 until 1:00 PM. As the afternoon unfolds, the index begins to taper off, dropping to 10 at 2:00 PM, then descending to 7 by 3:00 PM. By late afternoon and into the evening, the UV levels diminish rapidly to 1 by 5:00 PM and finally settle at 0 by 7:00 PM, clearly illustrating the importance of sun safety during peak hours!

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
Time	UVI	Category	Time to Burn
07:00	1	low	45 min
08:00	2	low	45 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	10	very high	15 min
15:00	7	high	25 min
16:00	4	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Trang

Throughout the year, UV Index levels demonstrate a consistent pattern of extreme exposure, particularly from January to October, where the index consistently ranges between 11 and 16. The high-risk months for UV exposure are from January to May, with March peaking at an index of 16. Although the intensity slightly diminishes in the summer months, June through August maintain high levels at 13 to 14. Visitors and residents should be particularly vigilant during these months, ensuring to limit sun exposure, wear protective clothing, and apply sunscreen every 10 minutes to prevent harmful effects. With the UV Index remaining high into the fall, it remains crucial to prioritize sun safety year-round.

Monthly Maximum UV Index for Trang, Thailand

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Trang. It measures the strength of ultraviolet radiation from the sun and helps assess the risk of sunburn and UV-related health issues.

Data source: Statistical UV Index data for Trang, based on information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

Compare Trang UV Index with Other Thailand Cities

The table above highlights how UV exposure in Trang compares to other major locations across Thailand. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Trang's solar exposure compared to other cities in Thailand. Generated using Copernicus Atmosphere Monitoring Service information.
	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
Trang	12	14	16	15	14	13	13	14	14	14	12	11