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UV Index in South Sudan

Live UV forecast for 16 cities

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UV climate of South Sudan: overview

South Sudan stretches from 3.8651° to 9.5334° latitude (Northern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 10.6 in Pajok (peak in September), while in Malakal the yearly maximum is only ≈ 10.1.

UV index by month by climate zone

ZoneCitiesJFMAMJJASONDPeak
Equatorial16 9 9.6 10.2 10.3 10.1 9.9 10 10.3 10.3 10 9.5 9 10.3

Calculated clear-sky noon peaks at the average latitude of each zone. In the equatorial belt the UV stays high all year round, with two maxima around the equinoxes. Real values vary with clouds, altitude and ozone.

Sunniest cities in South Sudan (highest UV)

Pajok · 10.6 in September Yei · 10.6 in September Juba · 10.5 in April Torit · 10.5 in March Yambio · 10.5 in April

Cities with the mildest sun

Malakal · max 10.1 Winejok · max 10.2 Leer · max 10.2 Kuacjok · max 10.2 Kafia Kingi · max 10.2

When do you need SPF in South Sudan?

Using Juba as a reference: the UV index reaches 6+ in January, February, March, April, May, June, July, August, September, October, November and December. In the sunniest zones (see table) SPF 30–50+ is needed almost year-round; in the mildest — only in late spring and summer.

FAQ: UV index in South Sudan

What is the highest UV index in South Sudan?

The calculated clear-sky maximum is ≈ 10.6 — in Pajok around September. Values above this occur only near the equator and in high mountains.

Which city in South Sudan is the sunniest?

Pajok (peak ≈ 10.6), followed by Yei and Juba. The mildest sun is in Malakal (max ≈ 10.1).

When is SPF needed in South Sudan?

In Juba and similar latitudes the UV reaches 6+ in January, February, March, April, May, June, July, August, September, October, November and December: use SPF 30–50+ on sunny days. Protection is advised from UV 3.

Is UV 11+ possible in South Sudan?

No — the local maximum is ≈ 10.6. UV 11+ occurs only near the equator, in deserts and high mountains.