UV Index in Si Songkhram, Thailand

Last updated: July 2, 2025

In Si Songkhram, Thailand, keeping a close eye on the UV Index is essential for protecting your skin and maintaining overall health. Understanding the levels of ultraviolet radiation can help you prevent sunburn and long-term skin damage, ensuring you enjoy the vibrant Thai sun safely. With a tropical climate characterized by high UV exposure, particularly from 10 AM to 2 PM when values soar past 10, awareness of the UV Index is crucial for locals and visitors alike. Arm yourself with this knowledge to enjoy the outdoors without compromising your skin's health!

Hourly UV Index in Si Songkhram

As the sun rises, the UV Index begins its ascent, starting modestly at a maximum of 1 at 7:00 AM. By 8:00 AM, it climbs to a notable 4, signaling the need for sun protection. The day reaches its peak at 12:00 PM, where it soars to a striking 15, highlighting the intensity of midday sun. From there, it gradually dips; by 3:00 PM, it retreats to 7, before continuing down to 1 by 5:00 PM and 6:00 PM and finally dropping to 0 at 7:00 PM. This hourly fluctuation emphasizes the importance of vigilance in sun safety, especially during the midday hours when UV rays are at their most potent.

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	4	moderate	30 min
09:00	7	high	25 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	15	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 Si Songkhram

During the year, UV exposure in the region varies significantly, with high-risk months spanning from February to October, where UV indices reach extreme levels of 11 to 15. Notably, April and July peak with a UV Index of 15, accompanied by a dangerous burn time of just 10 minutes. Conversely, January, November, and December present lower UV indices (9 to 10), categorized as very high, with slightly longer burn times of 15 minutes. To ensure safety, it is crucial for visitors and residents to adopt protective measures such as wearing sunscreen, protective clothing, and seeking shade during peak hours from late winter through early fall, particularly in the most intense months of March through October.

Monthly Maximum UV Index for Si Songkhram, Thailand

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

The table above highlights how UV exposure in Si Songkhram 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.

Si Songkhram'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
Si Songkhram	9	11	13	15	14	13	15	14	14	12	10	9
Chon Buri UVI	10	13	14	14	14	13	14	14	13	13	10	9