UV Index in Khlong Yai, Thailand

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Khlong Yai, Thailand, where the sun's rays can pose significant risks, especially during peak hours. With high UV levels commonly reaching 14 at noon, awareness can help prevent painful sunburns and protect your skin from long-term damage. The tropical Am climate of Khlong Yai means that UV exposure is intense year-round, emphasizing the importance of monitoring UV levels to safeguard your skin health while enjoying the beautiful outdoors.

Hourly UV Index in Khlong Yai

At dawn, the UV Index starts off low at 1 at 07:00, gradually climbing as the sun ascends. By 08:00, it reaches 3, hinting at the day's potential. The real intensity kicks in at 09:00 with a UV Index of 6, but it’s not until 10:00 that we see a peak at 10—a clear signal to apply sun protection. The index continues to rise, hitting its maximum at 12:00 with a scorching 14, before slowly tapering off through the afternoon. By 15:00, it drops to 7, then declines further to 4 at 16:00, and by evening, it cools down to 1 at 17:00. As the sun sets, the UV Index drops to 0 by 19:00, making it a safe time to enjoy outdoor activities without concern for sun exposure.

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	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 Khlong Yai

The UV Index experiences notable seasonal variations, remaining at an extreme level throughout most of the year. From January to September, the UV Index consistently ranges from 11 to 15, with March, April, and September being particularly high at 15. The months of February and March are particularly critical, reaching a peak of 13 and 15, respectively, indicating a higher risk for harmful UV exposure. Visitors and residents should take precautions during these high-risk months—specifically from February to September—by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade, especially if outdoors for extended periods. As October to December approaches, the UV Index slightly declines, but caution is still advised as even November and December maintain a very high level of UV radiation. Always be vigilant, regardless of the time of year, to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Khlong Yai, Thailand

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

The table above highlights how UV exposure in Khlong Yai 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.

Khlong Yai'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
Khlong Yai	11	13	15	15	14	13	14	14	15	13	11	10