UV Index in Sananrejo, Indonesia

Last updated: June 2, 2025

Understanding the UV Index is crucial for residents and visitors in Sananrejo, Indonesia, where the combination of tropical climate and peak UV levels can pose significant risks to skin health. With UV indices reaching a maximum of 10 around midday, it’s essential to be aware of these levels to effectively prevent sunburn and reduce long-term skin damage. This awareness is particularly vital in Sananrejo, where sunny days are abundant, making it easy to mistakenly underestimate the dangers of UV radiation during outdoor activities. Stay informed and protect your skin—sun safety is key to enjoying the beautiful Indonesian landscape!

Hourly UV Index in Sananrejo

As the sun rises, the UV Index starts off gently at 1 at 07:00, indicating minimal risk. However, as the day unfolds, it quickly climbs to 4 by 08:00 and reaches 6 by 09:00, signaling increasing sun intensity. The heat peaks at 11:00 and 12:00 with a maximum UV Index of 10, marking a high risk for harm from unprotected sun exposure. Fortunately, the intensity begins to wane in the afternoon, dropping to 8 at 13:00, then decreasing further to 5 at 14:00. By 15:00, it falls to 3, before tapering off to 1 by 16:00, and finally, the UV Index settles at 0 after 18:00, marking the end of a sun-filled day. Remember to protect your skin 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	4	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	5	moderate	30 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 Sananrejo

The UV Index readings throughout the year indicate consistently high to extreme levels of ultraviolet radiation, particularly during the winter months from January to March and again from September to November. Visitors and residents should be especially cautious during these high-risk periods, as the burn time is minimal at just 10 minutes in many months. April to August sees a slight reduction in UV intensity, but the burn time remains critical, especially in June and July with 15 minutes. Therefore, it is crucial for everyone to adhere to protective measures such as wearing sunscreen, protective clothing, and seeking shade during peak hours to minimize skin damage throughout the year.

Monthly Maximum UV Index for Sananrejo, Indonesia

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

The table above highlights how UV exposure in Sananrejo 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.

Sananrejo'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
Sananrejo	15	15	15	14	12	10	11	14	15	15	15	15