UV Index in Jepon, Indonesia

Last updated: July 2, 2025

Understanding the UV Index in Jepon, Indonesia, is essential for maintaining your skin's health and preventing sunburn. With the region's warm climate characterized by high UV levels, particularly from 10 AM to 1 PM when the index can soar to 12, being aware of these fluctuations can help you enjoy the sun safely. By tracking the daily UV index, you can make informed decisions about sun protection, ensuring that your outdoor activities are both enjoyable and safe from harmful solar radiation. Remember, staying informed is your best defense against UV-related skin damage in beautiful Jepon!

Hourly UV Index in Jepon

As the day begins, the UV Index starts at a mild 2 at 7:00 AM, but it quickly escalates as the sun rises. By 10:00 AM, it peaks at a striking 10, indicating a high risk of harm from unprotected sun exposure. The intensity continues to dominate until 12:00 PM, when it slightly dips to 11 but remains a major concern. As afternoon approaches, the UV Index gradually descends from 9 at 1:00 PM to 6 by 2:00 PM, before more noticeable declines occur, settling at 3 by 3:00 PM. The evening brings a steady reduction, with readings plummeting to 1 by 4:00 PM and 5:00 PM, and finally dropping to zero after 6:00 PM. It's a vivid reminder that during peak hours, taking precautions against sun exposure is essential for skin health!

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	2	low	45 min
08:00	4	moderate	30 min
09:00	7	high	25 min
10:00	10	very high	15 min
11:00	12	extreme	10 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 Jepon

The UV Index remains consistently high throughout the year, with extreme exposure levels primarily observed from January to March and peaking in February and September. Visitors and residents should be particularly vigilant in these high-risk months, where the UV Index reaches up to 15, resulting in a rapid burn time of only 10 minutes. Even during the hotter months, such as July and August, the UV Index still remains significantly elevated. It is crucial for everyone to take necessary precautions, such as wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours, to minimize the risk of harmful UV exposure year-round.

Monthly Maximum UV Index for Jepon, Indonesia

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

The table above highlights how UV exposure in Jepon 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.

Jepon'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
Jepon	14	15	15	14	13	11	12	13	15	15	15	14