UV Index in Gerelayang, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for the residents of Gerelayang, Indonesia, especially given its tropical climate and high sun exposure. With UV levels peaking at 12 around noon, it’s essential to be aware of daily conditions to effectively prevent sunburn and protect your skin health. By keeping track of the UV Index, you can make informed decisions about outdoor activities, ensuring you enjoy the beautiful, sunny days while minimizing the risk of harmful UV radiation. Stay informed, stay safe, and embrace the vibrant outdoor lifestyle that Gerelayang offers!

Hourly UV Index in Gerelayang

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 Gerelayang

Throughout the year, UV Index levels remain consistently extreme, with values ranging from 14 to 16, primarily persisting from January to April. The highest risks for sun exposure occur from February to April, with the UV Index peaking at 16 in February, indicating a critical need for protective measures during these months. Even into the summer and fall, UV levels remain significant, especially in September and October, where the Index returns to 15. Given the 10-minute burn time across all months, it is crucial for both visitors and residents to take necessary precautions including wearing sunscreen, protective clothing, and seeking shade during peak sunlight hours year-round.

Monthly Maximum UV Index for Gerelayang, Indonesia

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

The table above highlights how UV exposure in Gerelayang 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.

Gerelayang'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
Gerelayang	14	16	15	15	13	11	12	13	15	15	14	14