UV Index in Satun, Thailand

Last updated: July 2, 2025

Understanding the UV Index is vital for residents and visitors in Satun, Thailand, where the tropical climate and proximity to the equator can lead to increased sun exposure. Awareness of UV levels is crucial for preventing sunburn and protecting skin health, especially during peak hours when the index surges to dangerous levels of 12 around noon. With typical UV exposure risks escalating from morning to afternoon, being informed about the UV Index can help you enjoy the beautiful Am climate of Satun while taking necessary precautions to protect your skin from harmful rays.

Hourly UV Index in Satun

The UV Index throughout the day showcases a compelling story of sunlight intensity. Starting at a minimal level of 1 at 07:00, it gradually rises, reaching a moderate 2 by 08:00. The real surge begins at 09:00, where it spikes to 5, and by 10:00, it escalates to 8. The peak occurs at 12:00, with a blistering 12, indicating a high risk of harm from unprotected sun exposure. As the afternoon progresses, the Index begins to taper off, with readings of 10 at 14:00 before dropping significantly to 4 at 16:00. Finally, it descends back to 1 by 17:00 and 0 by 19:00, reminding us that UV intensity varies greatly throughout the day, urging us to stay protected during those 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	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	12	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 Satun

Throughout the year, the UV Index remains consistently high, peaking from January to April, where it reaches a maximum of 15 and falls within the extreme exposure category, indicating a burn time of just 10 minutes. Notably, February, March, and April are particularly high-risk months. As summer approaches, the index slightly decreases but remains in the extreme category, with values of 12-14 from June to September. Visitors and residents are strongly advised to take precautionary measures such as wearing sunscreen, protective clothing, and sunglasses during these high UV months, especially in midday hours when the sun is at its strongest. Overall, maintaining vigilance against UV radiation is essential for skin health year-round.

Monthly Maximum UV Index for Satun, Thailand

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

The table above highlights how UV exposure in Satun 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.

Satun'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
Satun	13	15	15	15	14	13	12	13	14	14	12	12