UV Index in Thung Sai, Thailand

Last updated: July 2, 2025

In Thung Sai, Thailand, being aware of the UV Index is crucial for protecting your skin and overall health. Understanding UV levels can help you prevent painful sunburn and reduce the risk of long-term skin damage. With typical peaks reaching up to 14 during the afternoon in this tropical climate, the sun's rays can be particularly intense. Whether you're enjoying outdoor activities or simply strolling through the sun-soaked streets, staying informed about UV exposure risks is essential for a safe and enjoyable experience in this vibrant locale.

Hourly UV Index in Thung Sai

The UV Index begins its ascent at 7:00 AM, starting modestly at 1, but by 9:00 AM, it escalates to a more noticeable 6. The real surge occurs around 11:00 AM, peaking at an intense 12 and reaching its highest point of 14 by noon and 1:00 PM. As the afternoon progresses, the intensity starts to wane, dipping to 11 at 2:00 PM, and then gradually decreasing to 8 by 3:00 PM. As the sun sets, the UV levels drop swiftly, dropping to 4 at 4:00 PM, and ultimately retreating to a mere 1 by 6:00 PM and 0 by 7:00 PM. Throughout the day, it's clear to stay protected during those peak hours when the UV exposure could be most harmful.

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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	14	extreme	10 min
13:00	14	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 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

Monthly UV Index Trends in Thung Sai

Throughout the year, UV Index levels display significant seasonal changes, peaking during the summer months. January starts off with a UV Index of 9 (very high), but by February, it escalates to 12 (extreme) and remains at extreme levels (13-14) from March through September, making these months particularly high-risk for skin damage. October sees a slight decrease to 13, followed by a drop back to 10 in November and 9 in December, categorized as very high once again. Residents and visitors are advised to take precautionary measures during the high-risk months of February to October, such as seeking shade, wearing protective clothing, and applying sunscreen every two hours, or more frequently if swimming or sweating.

Monthly Maximum UV Index for Thung Sai, Thailand

The monthly maximum UV Index (UVI) represents the highest UV radiation level recorded each month in Thung Sai. 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 Thung Sai, 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 Thung Sai UV Index with Other Thailand Cities

The table above highlights how UV exposure in Thung Sai 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.

Thung Sai'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
Thung Sai	9	12	13	13	14	13	14	14	14	13	10	9
Chon Buri UVI	10	13	14	14	14	13	14	14	13	13	10	9