UV Index in Jayapura, Indonesia

Last updated: May 3, 2025

Understanding the UV Index is essential for residents and visitors of Jayapura, Indonesia, a region characterized by its Af climate with abundant sunshine. Awareness of UV levels is crucial for sunburn prevention and maintaining long-term skin health, especially given the high UV exposure during midday hours. With UV Index readings peaking at a striking 14 around noon, it's vital to be informed about the risks associated with direct sun exposure in Jayapura, allowing you to take the necessary precautions and enjoy the beautiful outdoors safely.

Hourly UV Index in Jayapura

The UV Index throughout the day tells a compelling story of sun intensity. Starting low at 2 at 7:00 AM, the index climbs steadily, reaching a peak of 14 by 11:00 AM. From 9:00 AM to 12:00 PM, the sun is at its fiercest, with a maximum of 11 recorded at 10:00 AM. After the midday zenith, it begins a rapid descent, dropping to 4 by 15:00 PM, and further declining to 0 by 18:00 PM. This data highlights the crucial hours—from around 10:00 AM to 2:00 PM—when sun protection is essential, reminding us to stay vigilant against UV rays during those peak times.

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	8	very high	15 min
10:00	11	extreme	10 min
11:00	14	extreme	10 min
12:00	13	extreme	10 min
13:00	11	extreme	10 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 Jayapura

The UV Index exhibits notably high levels throughout the year, with the highest values observed from January to April, peaking at 17 in both February and March. This period is classified as extreme, indicating a burn time of just 10 minutes for unprotected skin. May marks a slight decrease to 14, while June and July maintain a high risk with an index of 12. UV exposure remains significant through August (14) and in the early fall with September (15) and October (14). Influenced by consistently high UV levels, it is essential for both visitors and residents to take precautions during these months. Daily sun protection such as sunscreen, hats, and UV-blocking clothing is strongly advised, particularly from late winter through early fall, to safeguard against skin damage.

Monthly Maximum UV Index for Jayapura, Indonesia

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

The table above highlights how UV exposure in Jayapura 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.

Jayapura'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
Jayapura	15	17	17	16	14	12	12	14	15	14	14	14