UV Index in Boto, Indonesia

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Boto, Indonesia, as it serves as a vital indicator of the sun's ultraviolet radiation levels. With a tropical climate, Boto experiences significant UV exposure throughout the day, especially between 10 AM and 2 PM, when the UV Index peaks at a severe 12. Awareness of these UV levels is essential not just for preventing sunburn but also for maintaining long-term skin health. By keeping an eye on the UV Index, you can take proactive measures to protect your skin from harmful rays while enjoying the beautiful Indonesian sun.

Hourly UV Index in Boto

As the sun rises, the UV Index begins at a low 1 at 07:00, gradually climbing to a moderate 3 by 08:00. The intensity peaks sharply at 10:00, reaching a maximum of 12 at 11:00 and 12:00, indicating a time when sun exposure can be especially harmful without protection. As the afternoon follows, UV levels drop to 10 at 13:00, then steadily decline to 7 at 14:00 and taper off to 4 by 15:00. In the late afternoon and evening, the index continues to diminish, falling to 2 at 16:00, and finally to 1 by 17:00, before resting at 0 from 18:00 onward. This hourly data highlights the importance of seeking shade and wearing sunscreen during the peak UV hours of 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	3	moderate	30 min
09:00	6	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 min
12:00	12	extreme	10 min
13:00	10	very high	15 min
14:00	7	high	25 min
15:00	4	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 Boto

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 Boto, Indonesia

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

The table above highlights how UV exposure in Boto 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.

Boto'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
Boto	15	16	16	14	12	11	12	13	15	15	15	14