UV Index in Riangwale, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Riangwale, Indonesia, where the tropical climate brings ample sunshine and elevated UV exposure risks. Being aware of UV levels can significantly aid in preventing sunburn and maintaining long-term skin health. As the sun climbs in the sky, the UV Index in Riangwale can peak at an intense 11 around noon, emphasizing the need for protective measures during the day. With typical Aw climate characteristics, it's essential to stay informed to enjoy outdoor activities while safeguarding your skin from harmful UV rays.

Hourly UV Index in Riangwale

At dawn, the UV Index starts at a low 1 at 7:00 AM, making it safe for outdoor activities. As the sun climbs higher, the intensity increases dramatically, peaking at 12:00 PM with a maximum UV Index of 11, indicating a need for protective measures. The afternoon sees a gradual decline; the index drops to 9 by 1:00 PM and continues downward to a more manageable 3 by 3:00 PM. As the day wanes, the UV Index dwindles to a low 1 by 4:00 PM and finally dips to 0 after 6:00 PM. This data highlights an important reminder: plan outdoor activities during the mid-morning to early afternoon while taking precautions when the UV Index is high.

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	8	very high	15 min
11:00	10	very high	15 min
12:00	11	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	3	moderate	30 min
16:00	1	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 Riangwale

Throughout the year, the UV Index remains consistently high, categorized as extreme, with minimal fluctuation in burn time—averaging just 10 minutes of unprotected sun exposure before sunburn occurs. The high-risk months for UV exposure span from January to March, where the index reaches a peak of 16, and persists notably throughout the year, especially in September and November with values of 15. Residents and visitors are strongly advised to take necessary precautions during these months, including wearing protective clothing, using broad-spectrum sunscreen, and seeking shade whenever possible, as even short periods of exposure can lead to serious skin damage.

Monthly Maximum UV Index for Riangwale, Indonesia

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

The table above highlights how UV exposure in Riangwale 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.

Riangwale'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
Riangwale	15	16	16	14	12	11	12	13	15	15	15	14