UV Index in Sawi, Thailand

Last updated: May 3, 2025

In Sawi, Thailand, staying informed about the UV Index is crucial for protecting your skin and overall health. Understanding the daily UV levels not only helps in preventing painful sunburns but also plays a vital role in long-term skin health and reducing the risk of skin cancer. With Sawi's tropical climate typically exposing residents and visitors to intense sunlight, especially from late morning to early afternoon, vigilance is essential. During peak hours, the UV Index can soar to levels as high as 15, emphasizing the need for sun protection measures. Stay safe and enjoy the sun wisely!

Hourly UV Index in Sawi

The UV Index throughout the day showcases a vibrant dance of sunlight intensity. Starting at a gentle 1 at 07:00, the rays begin to strengthen, peaking dramatically at 12:00 with a scorching 15. This midday sun reigns supreme, particularly at 11:00, where it reaches an impressive 13. As the afternoon unfolds, the intensity wanes, dropping to 8 by 15:00 and further descending to 4 by 16:00. As twilight approaches, the UV levels taper off, settling at 1 by 18:00 and finally retreating to 0 as night falls at 19:00. Remember to protect your skin during peak hours to enjoy the day safely!

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	10	very high	15 min
11:00	13	extreme	10 min
12:00	15	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