UV Index in Sukhothai, Thailand

Last updated: July 2, 2025

Understanding the UV Index in Sukhothai, Thailand is crucial for protecting your skin and health in this sun-drenched region. With a tropical climate characterized by high UV exposure, awareness of UV levels can significantly aid in preventing sunburn and long-term skin damage. During peak hours, such as between 11 AM and 1 PM when the UV Index soars to a maximum of 14, the risk of harmful effects increases dramatically. By staying informed about these levels, residents and visitors alike can take appropriate precautions to enjoy the abundant sunshine while safeguarding their skin against potential harm.

Hourly UV Index in Sukhothai

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 Sukhothai

The UV Index shows significant seasonal changes, with extreme exposure levels dominating from February through October, making March to October the high-risk months for sun exposure. During this period, the UV Index peaks at 14, where a burn can occur in just 10 minutes. Conversely, January, November, and December have a very high exposure category, allowing for slightly longer burn times of 15 minutes. Visitors and residents are strongly advised to take precautions, such as wearing sunscreen, protective clothing, and sunglasses, especially during the summer months when UV levels are at their peak. Stay informed and protect your skin throughout the year!

Monthly Maximum UV Index for Sukhothai, Thailand

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

The table above highlights how UV exposure in Sukhothai 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.

Sukhothai'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
Sukhothai	10	11	13	13	14	13	14	14	14	13	10	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