UV Index in Ongkharak, Thailand

Last updated: July 2, 2025

Understanding the UV Index in Ongkharak, Thailand is crucial for safeguarding your skin health under the region's Aw climate. With UV levels peaking as high as 13 around midday, awareness can help you prevent painful sunburns and long-term skin damage. Regular monitoring of UV intensity not only empowers you to take necessary precautions but also allows you to enjoy the sunny disposition of Ongkharak safely. As you plan your outdoor activities, stay informed about the daily UV fluctuations to protect yourself and your loved ones from the risks associated with high UV exposure.

Hourly UV Index in Ongkharak

The UV Index for the day illustrates a dramatic rise in sun exposure potential as the morning transitions into noon. Starting at a modest 1 at 07:00, the index escalates to 3 by 08:00, before reaching a peak of 13 at 12:00. This represents an intense level of UV radiation, urging caution for outdoor activities. The afternoon sees a gradual decline, dropping from 12 at 13:00 to 6 by 15:00, before tapering off towards evening, falling to 0 by 19:00. This noteworthy pattern highlights the critical midday hours for sun protection, especially from 10:00 to 14:00, when the UV Index is at its highest.

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	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 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 Ongkharak

The UV Index exhibits significant variability throughout the year, with particularly high levels from February to October. This period is characterized by an extreme exposure category, peaking in April with an index of 14. March through October consistently shows an index of 12-13, indicating a dangerous risk of harm from unprotected sun exposure, with a minimal burn time of just 10 minutes. The high-risk months are notably February, March, April, May, June, July, August, September, and October, where it is crucial for visitors and residents to take precautions. During these months, it’s advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade during peak hours to minimize the risk of skin damage. In contrast, January, November, and December have a lower UV Index, falling under the very high category, allowing for slightly longer exposure times of 15 minutes without protection. However, caution is still recommended during these months as well.

Monthly Maximum UV Index for Ongkharak, Thailand

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

The table above highlights how UV exposure in Ongkharak 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.

Ongkharak'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
Ongkharak	9	12	13	14	13	12	13	13	13	12	10	9
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