UV Index in Chumphon, Thailand

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents and visitors in Chumphon, Thailand, where the tropical climate can expose individuals to harmful ultraviolet radiation. Understanding UV levels is essential not just for preventing sunburn, but also for protecting long-term skin health. With a typical daily maximum UV Index peaking at 14 around midday, the risk of harmful skin effects increases significantly, especially during the hottest hours. By staying informed about the UV Index in Chumphon, you can enjoy the sunny, beautiful beaches while taking necessary precautions to safeguard your skin from the effects of intense UV exposure.

Hourly UV Index in Chumphon

At dawn, as the sun rises at 07:00, the UV Index is a modest 1, perfect for a leisurely morning stroll. By 08:00, it creeps up to 2, maintaining a gentle warmth. The real sunbathing begins around 09:00 with a notable jump to 5. However, it’s from 10:00 to 12:00 that the sun truly takes center stage, reaching its peak at a sizzling 14 at noon. As the afternoon unfolds, the intensity slightly wanes, dropping to 11 by 14:00 and winding down to 4 by 16:00. As the sun dips lower, the UV Index falls to 2 at 17:00 and finally retreats to 0 by 19:00, signaling the end of the day. Be sun-smart and enjoy the sunshine safely!

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	14	extreme	10 min
13:00	13	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 Chumphon

The UV Index displays consistently high to extreme levels throughout the year, particularly peaking from February to April, with a maximum of 15 recorded in March and April, indicating a high-risk period for sunburn, with a burn time of just 10 minutes. Even during the summer months of July and August, the UV Index remains at 14, suggesting that vigilance is essential. As the year progresses, the UV Index gradually decreases, but notable risks persist until November. Visitors and residents are strongly advised to take precautions when outdoors during these months, such as wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize skin damage, especially when the UV Index rises above 10.

Monthly Maximum UV Index for Chumphon, Thailand

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

The table above highlights how UV exposure in Chumphon 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.

Chumphon'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
Chumphon	11	14	15	15	14	14	14	14	14	13	11	10