UV Index in Ranau, Malaysia

Last updated: June 2, 2025

In Ranau, Malaysia, awareness of the UV Index is crucial for protecting yourself against harmful ultraviolet rays. Understanding UV levels can significantly aid in sunburn prevention and overall skin health, ensuring that you enjoy the outdoors safely. Nestled in a tropical climate, Ranau experiences high UV exposure, particularly during midday hours when the index can reach a staggering 13. By staying informed about daily UV fluctuations, you can take the necessary precautions to shield your skin and enjoy the beauty of your surroundings.

Hourly UV Index in Ranau

The UV Index paints a vivid picture of the sun's intensity throughout the day, peaking at a dangerous level of 13 between noon and 1 PM. Early risers will find the morning sun relatively mild, with a maximum of 1 at 7 AM and a gradual increase to 3 by 8 AM. However, as the clock approaches 10 AM, sun-seekers should take heed as the index escalates to 9. By 11 AM, it soars to a striking 12, reaching its zenith just after noon. The afternoon sees a slight decline, dropping to 10 by 2 PM before gracefully descending through the 6 mark at 3 PM. As the day winds down, the index plummets back to 1 by 5 PM, culminating in a gentle close at 0 by 7 PM. It’s wise to embrace sun safety measures 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	12	extreme	10 min
12:00	13	extreme	10 min
13:00	13	extreme	10 min
14:00	10	very high	15 min
15:00	6	high	25 min
16:00	3	moderate	30 min
17:00	1	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Ranau

Throughout the year, UV Index values remain consistently high, indicating a persistent risk of skin damage due to UV radiation. The highest risk months are from March to October, where the UV Index reaches extreme levels, peaking at 17 in both March and April. Residents and visitors should be particularly mindful during this period, as the burn time is only 10 minutes across all months. To protect yourself, it is crucial to wear adequate sun protection, including broad-spectrum sunscreen, protective clothing, and sunglasses, especially during midday hours when UV exposure is at its peak. Taking these precautions will help ensure a safe and enjoyable outdoor experience.

Monthly Maximum UV Index for Ranau, Malaysia

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

The table above highlights how UV exposure in Ranau 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.

Ranau'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
Kampung Baru Subang UVI	13	15	15	14	13	12	12	13	14	14	13	12
Klang 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
Ranau	14	15	17	17	15	13	14	15	15	15	13	13