UV Index in Batur, Indonesia

Last updated: May 3, 2025

In Batur, Indonesia, staying informed about the UV Index is crucial for safeguarding your skin against harmful ultraviolet radiation. With a stunning climate typical of the Aw zone, residents and visitors alike can enjoy sunshine year-round, but it's essential to understand the daily fluctuations in UV levels to prevent sunburn and long-term skin damage. During peak hours, particularly between 11:00 AM and 1:00 PM, the UV Index can soar as high as 12, indicating an extreme risk for unprotected skin. By keeping an eye on the UV Index, you can enjoy the beauty of Batur while ensuring your health remains a top priority.

Hourly UV Index in Batur

During the day, the UV Index experiences a significant surge, peaking at 12 between noon and 1 PM, indicating a high risk of harm from unprotected sun exposure. The morning starts off relatively mild, with values of 1 at 7 AM, increasing steadily to 5 by 9 AM. As the clock approaches 10 AM, the index climbs to 8, and by 11 AM, it reaches an intensity of 11. The sun’s power begins to wane after 1 PM, dropping to 9 at 2 PM and then declining further to 6 by 3 PM. The afternoon shadows bring relief as the UV Index dwindles to 3 at 4 PM and falls to 1 by 5 PM before finally settling at 0 post 6 PM. It’s crucial to stay protected during those peak hours, especially between 11 AM and 1 PM!

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	12	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Batur

The UV Index shows significant seasonal changes, with extreme levels persisting from January through November, peaking at 16 in both February and March. The high-risk months for UV exposure include January, February, March, and July to November, where the burn time is as little as 10 minutes. While June has a slightly lower UV Index of 10 (very high), the risk remains critical throughout the year, making it essential for both visitors and residents to take precautions. It is advisable to wear protective clothing, apply high-SPF sunscreen, and limit sun exposure, especially during midday hours, to reduce the risk of skin damage.

Monthly Maximum UV Index for Batur, Indonesia

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

The table above highlights how UV exposure in Batur 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.

Batur'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
Batur	15	16	16	14	12	10	11	13	15	15	14	15