UV Index in Lahan Sai, Thailand

Last updated: June 2, 2025

In Lahan Sai, Thailand, awareness of the UV Index is crucial for residents and visitors alike. With the region’s tropical climate, the sun can emit dangerously high levels of ultraviolet radiation, especially during peak hours. Understanding these UV levels is essential for preventing sunburn and maintaining long-term skin health. As the UV Index soars to a maximum of 14 around noon, it’s vital to take precautions to protect yourself from harmful rays. By staying informed about UV exposure risks, you can enjoy the beautiful sunlit days in Lahan Sai while safeguarding your skin from potential damage.

Hourly UV Index in Lahan Sai

As the day unfolds, the UV Index paints a vivid picture of solar intensity. Starting off gently at 1 at 07:00, the sun quickly ramps up its energy, reaching 3 by 08:00. But it’s by 10:00 that the real power emerges, peaking at a striking 10. The intensity continues to soar, hitting its apex at 12:00 with a blistering 14. As the afternoon heats up, it gradually declines, descending to 12 by 13:00, then down to 10 at 14:00. By late afternoon, the sun’s grip loosens, dropping to 6 at 15:00, before retreating to a gentle 3 by 16:00. Finally, as the sun sets, the UV Index diminishes to 1 at 17:00 and fades to 0 by 19:00, signaling the end of another bright day. Remember to protect your skin 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	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	14	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	6	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 Lahan Sai

The UV Index experiences significant fluctuations throughout the year, peaking from February to October, categorized as having an extreme exposure risk with a consistent index of 14 during the late spring and summer months. January and December present lower risks with UV Index ratings of 10 and 9, respectively, although they still fall within the very high exposure category. Visitors and residents should be particularly cautious from February to October, as these months pose the greatest risk for skin damage, with a burn time as short as 10 minutes during peak hours. It’s crucial to wear protective clothing, seek shade, and apply broad-spectrum sunscreen to minimize the risk of harm during these high-risk months.

Monthly Maximum UV Index for Lahan Sai, Thailand

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

The table above highlights how UV exposure in Lahan Sai 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.

Lahan Sai'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
Lahan Sai	10	13	14	14	14	14	14	14	14	13	11	9