UV Index in Weleri, Indonesia

Last updated: July 2, 2025

Understanding the UV Index is crucial for residents and visitors in Weleri, Indonesia, where the tropical climate significantly influences sun exposure levels. With the UV Index frequently peaking between 10 AM and 1 PM, awareness of these levels is vital for preventing sunburn and maintaining skin health. Prolonged exposure to high UV levels can increase the risk of skin damage, making it essential for the community to stay informed and take protective measures. In Weleri, where sunny days are abundant, being educated about UV exposure risks can help everyone enjoy the beautiful weather safely.

Hourly UV Index in Weleri

The UV Index for the day displays a striking pattern of intensity, peaking at 11 around 12:00 PM. Early morning hours start on a low note, with a maximum of only 1 at 07:00 AM. As the sun climbs higher, the index escalates rapidly, hitting 6 by 09:00 AM and soaring to an impressive 10 at 11:00 AM. From there, it reaches its apex at 12:00 PM, before gradually declining in the afternoon. By 3:00 PM, the index drops to 3, further decreasing to 1 by 5:00 PM and finally settling at 0 by 6:00 PM, indicating a much safer level as the day winds down. It’s a clear reminder to stay protected during those 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	3	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	11	extreme	10 min
13:00	9	very high	15 min
14:00	6	high	25 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 Weleri

Throughout the year, the UV Index remains consistently high, with values peaking between 14 and 15 from January to March, indicating an extreme exposure category and a minimal burn time of just 10 minutes. The risk remains high through April and May, gradually tapering to 12 and 11 in the summer months of June and July before rising again in September and October. Notably, the months between January and April are particularly dangerous for sun exposure. Visitors and residents are strongly advised to take precautions during these high-risk months by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade to minimize UV exposure. It’s essential to remain vigilant throughout the year, especially as the UV Index consistently denotes a risk of harm from unprotected sun exposure.

Monthly Maximum UV Index for Weleri, Indonesia

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

The table above highlights how UV exposure in Weleri 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.

Weleri'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
Weleri	14	15	15	13	12	11	11	12	13	14	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