UV Index in Khun Han, Thailand

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents of Khun Han, Thailand, where the sun's rays can be intense, especially between 10 AM and 2 PM. Being aware of UV levels helps prevent sunburn and promotes long-term skin health, making it essential for outdoor activities in this vibrant region. With its tropical Aw climate, Khun Han experiences high UV exposure throughout the year, peaking at an index of 14 during midday hours. Stay informed to protect yourself and enjoy the beautiful Thai outdoors safely!

Hourly UV Index in Khun Han

As the sun rises, the UV Index starts off low at 1 by 07:00, but quickly escalates as the day progresses. By 09:00, it reaches 7, signaling the need for protection. 10:00 marks the peak at an intense 10, followed closely by a striking 13 at 11:00. The UV rays hit their highest point at 12:00 with a staggering 14, urging everyone to take caution. The intensity begins to taper off in the early afternoon, dropping to 10 by 14:00, and easing further to 7 at 15:00. As the day wanes, the UV Index dips to 3 by 16:00, and then back to a safe 1 at 17:00 and 18:00, wrapping up as the sun sets with a 0 at 19:00. It's a clear reminder that when outdoors, sun safety is paramount during the midday 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	3	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	13	extreme	10 min
12:00	14	extreme	10 min
13:00	13	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 Khun Han

Throughout the year, UV index levels exhibit significant seasonal changes, peaking from February to September. These months are classified with an extreme UV index, notably reaching a maximum of 15 in May. The highest risk months are February to September, where the burn time is notably short at just 10 minutes. Conversely, January, October, November, and December see a moderate risk with a very high category in January and December, where the burn time extends to 15 minutes. To protect against harmful effects of UV radiation, visitors and residents are strongly advised to wear sunscreen, protective clothing, and seek shade, especially during peak sun hours in the high-risk months.

Monthly Maximum UV Index for Khun Han, Thailand

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

The table above highlights how UV exposure in Khun Han 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.

Khun Han'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
Khun Han	10	13	14	14	15	13	14	14	14	12	11	10