UV Index in Bojonegara, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents of Bojonegara, Indonesia, where the sun shines brightly throughout the year. As an Af climate zone, Bojonegara experiences high UV exposure, especially during midday, when the index can peak at a severe level of 11. Being aware of these ultraviolet (UV) levels is essential not only for preventing painful sunburn but also for protecting long-term skin health. By tracking the UV Index, you can make informed decisions about outdoor activities and sun protection, ensuring you enjoy the beautiful Indonesian weather safely.

Hourly UV Index in Bojonegara

At the break of dawn, the UV Index begins its gentle rise, starting at a mild 1 at 07:00. By 08:00, it escalates to a moderate 3, signaling the sun’s growing intensity. Things heat up as the clock strikes 09:00, reaching a 5, before peaking at a striking 11 by 11:00 and 12:00—the time for sun protection is now! As the afternoon wanes, the index gradually declines: down to 9 at 13:00, then settling at 7 by 14:00. The evening brings relief with a drop to 4 by 15:00, further to 2 at 16:00, and eventually fading to 1 at 17:00. By 18:00, the UV implications disappear altogether with a 0, making the evening safe for outdoor activities. Remember, it’s crucial to stay protected during those peak hours!

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	11	extreme	10 min
12:00	11	extreme	10 min
13:00	9	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 Bojonegara

During the year, UV Index levels remain predominantly extreme, particularly from January through April, when they peak at 16. The high-risk months for UV exposure include February, March, and September, where the index is at its highest, prompting a burn time of just 10 minutes. Even during May and June, while slightly lower at 12 and 11 respectively, caution is essential due to the extreme exposure category. As the year progresses, the index decreases to very high in August at 10, allowing for a slightly longer burn time of 15 minutes. Residents and visitors should take precautions year-round, such as wearing sunscreen, protective clothing, and seeking shade, particularly during peak UV hours, to safeguard against skin damage.

Monthly Maximum UV Index for Bojonegara, Indonesia

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

The table above highlights how UV exposure in Bojonegara 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.

Bojonegara'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
Bojonegara	15	16	16	15	12	11	11	10	13	15	15	14
Bandung UVI	15	16	16	15	12	11	11	12	14	15	15	14