UV Index in Na Thawi, Thailand

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Na Thawi, Thailand, as it directly impacts your skin health and sunburn risk. With the region's tropical climate, UV levels can soar, particularly during peak hours, making it essential to be vigilant about sun exposure. Na Thawi's UV Index often reaches extreme levels, peaking at 13 around noon, which can lead to serious skin damage within minutes. By staying informed about daily UV readings and practicing effective sun safety measures, you can enjoy the beautiful sunlight without jeopardizing your health.

Hourly UV Index in Na Thawi

As the sun rises, the UV Index begins its climb, starting at a mild 1 by 7:00 AM. By 9:00 AM, it reaches a moderate 5, but it’s from 10:00 AM to 1:00 PM that the UV rays pack a punch, peaking at a staggering 13 at 12:00 PM. This intense exposure persists slightly into the afternoon, with levels at 12 and 10 from 1:00 to 2:00 PM before gradually tapering off. By 3:00 PM, the UV Index drops to a safer 7, then continues to decline throughout the evening, falling back to 1 by 5:00 PM and reaching zero by 7:00 PM. Remember, during peak hours, it’s crucial to protect your skin from those harmful rays! 🌞

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	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	3	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 Na Thawi

The UV Index experiences extremely high levels consistently throughout the year, with the peak occurring from February to April, reaching a maximum of 15. March and April stand out as particularly high-risk months, prompting special caution for both residents and visitors. Regardless of the month, the burn time remains a swift 10 minutes, signaling the urgent need for protective measures. It is imperative for everyone to be vigilant while outdoors—wearing sunscreen, protective clothing, and sunglasses, especially during these critical months, to minimize the risk of skin damage and health complications from excessive UV exposure.

Monthly Maximum UV Index for Na Thawi, Thailand

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

The table above highlights how UV exposure in Na Thawi 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.

Na Thawi'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
Na Thawi	12	14	15	15	14	13	13	13	14	14	12	12