UV Index in Losari, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Losari, Indonesia, where the tropical climate intensifies sun exposure. By being aware of UV levels, you can effectively prevent sunburn and maintain healthier skin, which is vital in this region where midday UV readings often soar to extreme levels. With values peaking at 12 around noon, it's essential to adopt protective measures during the hottest hours, typically between 10:00 AM and 1:00 PM. Awareness of the UV Index not only safeguards your skin but also enhances your overall outdoor experience in stunning Losari.

Hourly UV Index in Losari

At dawn, the UV Index starts off gently at 1 by 07:00, but as the morning unfolds, it swiftly climbs. By 09:00, the index hits 6, indicating a moderate risk of harm from unprotected sun exposure. The sun reaches its zenith around noon, peaking at a scorching 12 at 12:00. 11:00 to 12:00 marks the most dangerous hours for sun exposure, with the UV Index staying at 11 and 12, so sunscreen is essential! After this peak, a gradual decline begins. By 14:00, it drops to 7, and then further descends into the afternoon and evening, stabilizing at 0 by 19:00, indicating a safe end to sun exposure for the day. This data serves as a reminder to stay sun-safe during those critical midday 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	6	high	25 min
10:00	9	very high	15 min
11:00	11	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 Losari

Throughout the year, UV Index levels remain alarmingly high, with extreme exposure categories recorded from January through December. Notably, the highest UV Index values occur in February and March, both at 17, marking these as the peak months for UV intensity. Residents and visitors should exercise caution especially during these high-risk months when the burn time is as little as 10 minutes. Additionally, even in the summer months like June and July, the UV Index remains significant at 11 and 12, reinforcing the need for protective measures. To safeguard against harmful UV exposure, it is vital to wear sunscreen, protective clothing, and limit sun exposure during peak hours throughout the year.

Monthly Maximum UV Index for Losari, Indonesia

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

The table above highlights how UV exposure in Losari 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.

Losari'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
Losari	16	17	17	15	13	11	12	14	15	16	16	15