UV Index in Rantepao, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors of Rantepao, Indonesia, where the sun shines brightly in its tropical Af climate. With peak UV levels reaching as high as 13 during midday, awareness of these levels is vital for sunburn prevention and maintaining skin health. The potential for harmful UV exposure can significantly increase if unprotected, leading to adverse effects on skin. By staying informed about the UV Index, you can better enjoy Rantepao’s beautiful landscapes while protecting yourself from the risks associated with high UV radiation.

Hourly UV Index in Rantepao

At dawn, the UV Index starts low at 1 by 7:00 AM, gradually climbing to 3 by 8:00 AM. The sun rises high, peaking at 13 around 12:00 PM, serving as a reminder to stay protected from the sun’s rays. The intensity begins to wane in the afternoon, dropping to 9 by 2:00 PM, and steadily declines to 1 by 5:00 PM. As evening approaches, the UV Index falls to 0 by 6:00 PM, marking the end of a day with notable sun exposure. Remember, during peak hours—between 10:00 AM and 2:00 PM—it's crucial to take precautions to shield yourself from UV damage!

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	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Rantepao

Throughout the year, seasonal UV changes indicate consistently extreme exposure risk, with the highest UV Index values occurring from January to March, peaking at 17. Monthly indices remain high, ranging from 15 to 17, until the decline in late summer and autumn. High-risk months include January through April, where consistent burn times of just 10 minutes underline the urgency for protective measures. Visitors and residents should take proactive steps during all months, particularly in the early year, by wearing protective clothing, using broad-spectrum sunscreen, and seeking shade during peak hours to mitigate the risk of skin damage.

Monthly Maximum UV Index for Rantepao, Indonesia

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

The table above highlights how UV exposure in Rantepao 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.

Rantepao'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
Rantepao	16	17	17	16	15	12	13	14	15	16	15	15