UV Index in Chulabhorn, Thailand

Last updated: June 2, 2025

In Chulabhorn, Thailand, being aware of the UV Index is crucial for everyone. Understanding UV levels is vital not only for preventing sunburn but also for maintaining long-term skin health. The tropical climate of Chulabhorn typically brings high UV exposure, especially between 10:00 AM and 1:00 PM, when the index can peak at a staggering 13. Awareness of these levels empowers residents and visitors to take protective measures, ensuring they enjoy the beautiful sunny days while safeguarding their skin from harmful effects.

Hourly UV Index in Chulabhorn

The UV Index data reveals a dynamic progression throughout the day, peaking around 12:00 PM with a striking value of 13. Beginning at 1 at 07:00 AM, the index gradually climbs as the sun rises, hitting 9 by 10:00 AM. As the clock approaches midday, it soars to its maximum 12:00 and remains elevated at 13 until 1:00 PM. As the afternoon unfolds, the index begins to taper off, dropping to 10 at 2:00 PM, then descending to 7 by 3:00 PM. By late afternoon and into the evening, the UV levels diminish rapidly to 1 by 5:00 PM and finally settle at 0 by 7:00 PM, clearly illustrating the importance of sun safety during 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	2	low	45 min
09:00	5	moderate	30 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	4	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 Chulabhorn

Throughout the year, the UV Index remains consistently high, reaching extreme levels from January to November, with values peaking at 15 in March and April. The risk of skin damage is significant, as the burn time is consistently limited to just 10 minutes. The months of February, March, April, May, August, September, and October are particularly high-risk, maintaining UV Index scores of 14 or higher. Residents and visitors are strongly advised to take precautions during these months, such as wearing protective clothing, using broad-spectrum sunscreen, and seeking shade whenever possible. Staying vigilant about UV exposure is essential to protect skin health year-round.

Monthly Maximum UV Index for Chulabhorn, Thailand

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

The table above highlights how UV exposure in Chulabhorn 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.

Chulabhorn'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
Chulabhorn	12	14	15	15	14	13	13	14	14	14	12	11