☀ UV-INDEX.INFO
Home / Sierra Leone

UV Index in Sierra Leone

Live UV forecast for 14 cities

Showing 14 of 14 cities
FreetownUV index now → KenemaUV index now → BoUV index now → KoiduUV index now → MakeniUV index now → WaterlooUV index now → Port LokoUV index now → NjalaUV index now → LunsarUV index now → GoderichUV index now → KabalaUV index now → SegbwemaUV index now → BumpeUV index now → Mile 91UV index now →
No cities found for your search

UV climate of Sierra Leone: overview

Sierra Leone stretches from 7.8769° to 9.5889° latitude (Northern hemisphere), so UV conditions differ a lot from region to region. The clear-sky UV index reaches ≈ 10.3 in Bo (peak in April), while in Kabala the yearly maximum is only ≈ 10.1.

UV index by month by climate zone

ZoneCitiesJFMAMJJASONDPeak
Equatorial14 8.8 9.4 10 10.2 10.1 9.9 9.9 10.2 10.2 9.8 9.2 8.7 10.2

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 Sierra Leone (highest UV)

Bo · 10.3 in April Bumpe · 10.3 in April Kenema · 10.3 in April Segbwema · 10.3 in April Freetown · 10.2 in April

Cities with the mildest sun

Kabala · max 10.1 Waterloo · max 10.2 Port Loko · max 10.2 Njala · max 10.2 Mile 91 · max 10.2

When do you need SPF in Sierra Leone?

Using Freetown 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 Sierra Leone

What is the highest UV index in Sierra Leone?

The calculated clear-sky maximum is ≈ 10.3 — in Bo around April. Values above this occur only near the equator and in high mountains.

Which city in Sierra Leone is the sunniest?

Bo (peak ≈ 10.3), followed by Bumpe and Kenema. The mildest sun is in Kabala (max ≈ 10.1).

When is SPF needed in Sierra Leone?

In Freetown 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 Sierra Leone?

No — the local maximum is ≈ 10.3. UV 11+ occurs only near the equator, in deserts and high mountains.