UV Index in Ambon, Indonesia

Last updated: July 2, 2025

In Ambon, Indonesia, understanding the UV Index is crucial for maintaining skin health and preventing sunburn, especially given the island’s tropical climate. The UV levels can peak significantly during midday, with readings soaring to as high as 12 between 12 PM and 1 PM. This highlights the importance of being aware of UV exposure risks throughout the day. By monitoring the UV Index, residents and visitors can take proactive measures to protect themselves, ensuring enjoyable time in the sun without compromising their skin’s health.

Hourly UV Index in Ambon

The UV Index data paints a clear picture of the sun's intensity throughout the day. Starting with a gentle maximum of 1 at 07:00, the UV levels gradually rise, reaching 2 by 08:00. The real intensity kicks in around 09:00, where the index hits 4, signaling the start of peak sun exposure. The UV Index peaks dramatically at 12 by 12:00 and remains high at 12 until 13:00, making this the most critical time for sun protection. As the afternoon rolls in, the index begins to decline, falling to 10 by 14:00, and tapering off to 7 by 15:00. The evening sees a significant drop, falling back to 3 at 16:00 and sinking to 1 by 17:00, wrapping up the day with a safe 0 at 19:00. Be mindful of those midday rays; they pack the most punch! 🌞

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	10	very high	15 min
15:00	7	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ambon

The UV Index data reveals significant seasonal changes, with extreme levels persisting throughout the year. From January to April, the UV Index consistently peaks at 16, representing the highest risk months for sun exposure, where a burn can occur in just 10 minutes. Although slightly lowering in May and June to 13 and 12 respectively, these months still pose a high risk. It remains crucial for residents and visitors to take precautions, particularly from October to April, when the Index fluctuates between 14 and 15. To safeguard against skin damage, it is advisable to wear protective clothing, apply broad-spectrum sunscreen, and seek shade whenever possible. Staying informed about these high-risk periods will help ensure safe outdoor activities year-round.

Monthly Maximum UV Index for Ambon, Indonesia

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

The table above highlights how UV exposure in Ambon 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.

Ambon'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
Ambon	15	16	16	16	13	12	12	14	15	15	15	14