UV Index in Wontong, Indonesia

Last updated: July 2, 2025

In Wontong, Indonesia, awareness of the UV Index is essential for maintaining skin health and preventing sunburn, especially given the region's tropical climate. As the sun shines brightly, understanding UV levels can help residents and visitors protect themselves from harmful radiation. With a peak UV Index reaching 12 around noon, it's crucial to stay informed about daily exposure risks and adopt protective measures, such as wearing sunscreen and seeking shade during the most intense hours. By being vigilant about UV levels, you can enjoy the beautiful outdoors while safeguarding your skin against long-term damage.

Hourly UV Index in Wontong

The UV Index throughout the day reveals a dynamic range of solar intensity, peaking at 12 around noon. Starting the day gently, the index registers a low 1 at 7:00 AM, gradually rising to 2 by 8:00 AM. As the sun climbs higher, it reaches 5 by 9:00 AM, then surges to a robust 11 by 11:00 AM, signaling higher caution for outdoor activities. The peak at midday is a daunting 12, urging everyone to seek shade and wear protective gear. The intensity begins to taper off in the afternoon, dropping back to 8 at 2:00 PM and further to 5 by 3:00 PM. By the late afternoon, the index drops significantly to 1 at 5:00 PM and settles at 0 by 6:00 PM, giving a gentle reminder that the sun's might can vary dramatically throughout the day.

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	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	8	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Wontong

The UV Index displays a consistently extreme exposure category throughout the year, with values peaking at 16 during February, March, and September. January through April and September also experience high UV levels, making these months particularly risky for sun exposure, as the burn time is just 10 minutes across all months. Residents and visitors should take precautionary measures during these high-risk months including wearing sunscreen, protective clothing, and seeking shade to minimize UV exposure. Even in the slightly lower UV months of May through August, caution is still advised, as exposure can still lead to skin damage within a short time. Stay vigilant and protect your skin year-round!

Monthly Maximum UV Index for Wontong, Indonesia

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

The table above highlights how UV exposure in Wontong compares to other major locations across Indonesia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Wontong's solar exposure compared to other cities in Indonesia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Surabaya UVI	13	15	14	12	12	10	11	12	14	13	13	13
Bekasi UVI	14	16	16	14	11	10	10	11	13	15	14	13
Jakarta UVI	14	16	16	14	11	10	10	11	13	15	14	13
Medan UVI	13	15	15	15	14	12	12	13	14	14	13	12
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14
Wontong	15	16	16	15	13	11	12	14	16	15	15	14