UV Index in Pretana, Indonesia

Last updated: July 2, 2025

Awareness of the UV Index is crucial for residents and visitors in Pretana, Indonesia, where sunny days are a regular part of the climate. Understanding UV levels is essential for preventing sunburn and protecting your skin health, especially during midday hours when the index peaks at 12—indicating extreme risk. With Pretana's tropical Aw climate bringing high UV exposure, knowing when to seek shade and apply sunscreen can help you enjoy the sun safely while minimizing the potential for skin damage.

Hourly UV Index in Pretana

The UV Index data unveils a dynamic day under the sun. Beginning at a gentle 1 at 07:00, the intensity gradually ascends, reaching a moderate 2 by 08:00. As the morning unfolds, the UV levels surge to a notable 5 at 09:00, escalating to a peak of 12 by 12:00—the highest point of the day. Even in the early afternoon, the index remains significant, hitting 10 at 13:00, before gently tapering off to 8 at 14:00. The UV strength declines steadily, dropping to 5 by 15:00, and receding further to 1 as evening approaches at 17:00. By nightfall, UV exposure becomes negligible, settling at 0 by 18:00 and beyond. This data serves as a reminder to protect your skin during the day's peak exposure 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	1	low	45 min
08:00	2	low	45 min
09:00	5	moderate	30 min
10:00	8	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	10	very high	15 min
14:00	8	very high	15 min
15:00	5	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 Pretana

The UV Index data reveals significant seasonal variations, with extremely high levels persisting from January through April and again in July, August, September, October, and November. The months of January through April consistently show UV Index values between 15 and 16, indicating an exposure category of extreme, with a rapid burn time of just 10 minutes. In May, the index slightly drops to 12, but it remains in the extreme category until June, when it falls to a very high level of 10. Visitors and residents should be particularly cautious during the high-risk months of January, February, March, April, July, August, September, October, and November, all classified as extreme exposure months. To protect against skin damage, it is imperative to apply sunscreen, wear protective clothing, and limit sun exposure, especially during midday hours.

Monthly Maximum UV Index for Pretana, Indonesia

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

The table above highlights how UV exposure in Pretana 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.

Pretana'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
Pretana	15	16	16	15	12	10	12	13	15	15	15	15