UV Index in Klang, Malaysia

Last updated: June 2, 2025

In Klang, Malaysia, understanding the UV Index is crucial for protecting your skin from harmful ultraviolet rays. As a region that experiences a tropical climate, Klang sees elevated UV levels, especially during midday, which can lead to sunburn and long-term skin damage if precautions are not taken. By staying informed about the UV Index, residents can effectively manage their sun exposure, ensuring healthier skin and preventing painful burns. During peak hours, levels can soar as high as 12, making awareness and sun safety practices more important than ever for those enjoying the outdoors.

Hourly UV Index in Klang

From 07:00 to 09:00, the UV Index remains low, peaking at 2 at 09:00, making it a safe time for some morning outdoor activities. However, as the day progresses, the intensity sharply rises, reaching a significant 11 by 12:00 and peaking at an impressive 12 at 13:00. This period highlights the importance of sun protection, as the UV levels can cause harm to unprotected skin. The afternoon hours see a gradual decline, with readings dropping to 9 at 15:00 and further to 3 by 17:00. As the sun sets, the UV Index returns to safer levels of 1 between 18:00 and 19:00. Stay vigilant during the peak hours for your skin's safety!

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	1	low	45 min
09:00	2	low	45 min
10:00	5	moderate	30 min
11:00	8	very high	15 min
12:00	11	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	9	very high	15 min
16:00	6	high	25 min
17:00	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Klang

The UV Index exhibits extreme levels from January through November, peaking at 15 in February and March, with consistent values around 12 to 15 from January to April. The high-risk months for UV exposure are predominantly from January to April and also include September and October, making these periods particularly hazardous. Visitors and residents should exercise caution and adopt protective measures such as wearing sunscreen, protective clothing, and seeking shade during outdoor activities, especially if spending prolonged time in the sun, as the burn time remains critically low at just 10 minutes throughout these months.

Monthly Maximum UV Index for Klang, Malaysia

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

The table above highlights how UV exposure in Klang compares to other major locations across Malaysia. This comparison helps travelers and residents better understand regional sun intensity and plan outdoor activities with sun safety in mind.

Klang's solar exposure compared to other cities in Malaysia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Klang	13	15	15	14	13	12	12	13	14	14	13	12
Kampung Baru Subang UVI	13	15	15	14	13	12	12	13	14	14	13	12
Kuala Lumpur UVI	13	15	15	14	13	12	12	13	14	14	13	12
Kota Bharu UVI	13	15	16	15	14	13	12	13	14	14	12	12
Johor Bahru UVI	13	15	16	14	13	12	12	13	14	14	13	13