UV Index in Sawi, Thailand

Last updated: July 2, 2025

Understanding the UV Index in Sawi, Thailand is crucial for safeguarding your skin and overall health. With UV levels peaking at a striking 14 around midday, awareness of these fluctuations can help prevent sunburn and long-term skin damage. In this tropical climate, where sunshine is abundant year-round, the risks of excessive UV exposure are significant. By staying informed about daily UV levels, you can enjoy the beautiful outdoors while protecting yourself from harmful rays.

Hourly UV Index in Sawi

This hour-by-hour breakdown of the UV Index reveals a dynamic pattern of sun exposure throughout the day. Starting at 07:00 with a gentle 1, the intensity steadily increases, peaking at 12:00 when it reaches a striking 14—the highest point of the day, ideal for those seeking a sun-kissed glow. The index then begins to decline, with 11:00 hitting a close 12 before tapering off to more manageable levels by 16:00 at 4. As the sun sets, the UV Index drops to a mere 0 by 19:00, highlighting the importance of sun protection during peak hours, particularly between 10:00 and 14:00, when UV levels are most intense. Stay safe and enjoy the sun wisely!

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	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 Sawi

Throughout the year, the UV Index remains notably high, specifically from February to October, where values frequently range from 11 to 15, categorized as extreme. The highest risk months for UV exposure are March to May, when the UV Index peaks at 15, suggesting an alarming burn time of just 10 minutes. As such, both visitors and residents are strongly advised to take precautionary measures during these periods, including wearing sunscreen, protective clothing, and seeking shade to minimize the risk of harmful UV exposure. In contrast, while December sees a slightly lower UV Index of 10, categorized as very high, it is still advisable to remain vigilant, as the burn time increases to 15 minutes.

Monthly Maximum UV Index for Sawi, Thailand

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

The table above highlights how UV exposure in Sawi 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.

Sawi'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
Sawi	11	14	15	15	15	14	14	14	14	13	11	10