UV Index in Rumbek, South Sudan

Last updated: July 2, 2025

Understanding the UV Index in Rumbek, South Sudan, is essential for maintaining skin health and preventing sunburn, especially in a region characterized by its Aw climate, which presents unique UV exposure risks throughout the year. With UV levels peaking at a remarkable 12 around noon, awareness of these measurements is crucial for residents and visitors alike. By knowing when the sun's rays are most intense, you can better protect yourself and your loved ones from harmful UV radiation, ensuring safe outdoor activities while enjoying the beautiful landscapes of Rumbek. Stay informed and safeguard your skin health as you navigate the vibrant sunlit days here.

Hourly UV Index in Rumbek

The UV Index begins the day at a mild level of 1 at 07:00, gradually climbing as the sun rises. By 09:00, it reaches 5, hinting at a more intense solar influence. The real peak occurs between 11:00 and 12:00, where the index skyrockets to an impressive 11 and 12, indicating a strong risk of harm from unprotected sun exposure. As the afternoon progresses, the index starts to decline; by 15:00, it drops to 6, and then further decreases to 3 by 16:00. The sun begins to set, and the UV intensity plummets to 1 at 17:00, finally resting at 0 by 19:00. This pattern highlights the importance of sun protection during the midday hours when UV radiation is at its highest.

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	5	moderate	30 min
10:00	9	very high	15 min
11:00	11	extreme	10 min
12:00	12	extreme	10 min
13:00	11	extreme	10 min
14:00	9	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 Rumbek

The UV Index data reveals extreme levels of ultraviolet radiation from January through June, with readings consistently at 12 to 14, resulting in a rapid burn time of just 10 minutes for unprotected skin. August sees a peak UV Index of 14, making it one of the highest-risk months for sun exposure, closely followed by April and February, both at 13. As summer transitions into fall, risks remain considerable; September also registers at 13. It's advisable for both visitors and residents to be vigilant during these months by seeking shade, wearing protective clothing, and applying broad-spectrum sunscreen with a high SPF. November and December present a slight reduction in risk, with a UV Index of 10 categorized as very high, thus requiring continued sun protection for extended outdoor activities.

Monthly Maximum UV Index for Rumbek, South Sudan

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

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

Rumbek's solar exposure compared to other cities in South Sudan. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Malakal UVI	11	12	13	14	13	12	13	14	13	12	10	10
Winejok UVI	11	12	13	14	13	12	13	14	13	12	10	10
Rumbek	12	13	13	14	13	12	12	14	13	12	10	10
Wau UVI	11	13	13	14	14	12	13	14	14	12	10	10
Juba UVI	12	14	15	15	14	12	11	13	13	12	11	10
Yei UVI	13	14	15	15	14	13	12	13	13	12	12	11