UV Index in Mergayu, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Mergayu, Indonesia, where the tropical climate brings intense sun exposure. With levels peaking between 10:00 AM and 12:00 PM, knowing the UV Index can help prevent sunburn and protect long-term skin health. On a typical day in this Am climate zone, UV levels can rise quickly, making it essential to take precautions during morning and midday hours. Be informed to enjoy the beautiful sun safely!

Hourly UV Index in Mergayu

The UV Index for the day shows a steady climb as the sun rises, hitting its peak between 11:00 AM and 12:00 PM with a maximum value of 10. During this peak period, caution is advised as UV radiation can be extremely harmful. As the afternoon progresses, the index begins a gradual decline, dropping to 8 by 1:00 PM and tapering off to 3 at 3:00 PM. As the sun sets, the UV Index decreases further, reaching 0 by 6:00 PM and remaining there for the evening, signaling a safe time to enjoy outdoor activities without the risk of overexposure. Remember to wear sunscreen and protective clothing during the 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	6	high	25 min
10:00	9	very high	15 min
11:00	10	very high	15 min
12:00	10	very high	15 min
13:00	8	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 Mergayu

Throughout the year, UV exposure remains particularly high, with January through April experiencing an extreme UV Index consistently at 15. As spring gives way to summer, May sees a slight decrease at 12, followed by a very high index of 10 in June. From July to September, the UV Index fluctuates between 11 and 15, staying in the extreme category during these months. October to December returns to 15, reinforcing that the risk remains high, even in winter. The high-risk months for UV exposure are January, February, March, July, August, September, October, November, and December, where outdoor enthusiasts and residents should take precautions. It is essential for visitors and residents alike to ensure adequate sun protection, such as wearing sunscreen, protective clothing, and seeking shade, especially during peak sun hours, to mitigate the risk of harmful UV exposure.

Monthly Maximum UV Index for Mergayu, Indonesia

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

The table above highlights how UV exposure in Mergayu 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.

Mergayu'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
Mergayu	15	15	15	14	12	10	11	13	15	15	15	15