UV Index in Wima, Sierra Leone

Last updated: June 2, 2025

Understanding the UV Index is essential for residents of Wima, Sierra Leone, where the tropical climate brings high levels of sun exposure throughout the year. Being aware of UV levels is crucial not only for preventing sunburn but also for maintaining long-term skin health. With peak UV Index values soaring to as high as 12 during midday, it’s important for the community to recognize when the sun’s rays are most intense and take appropriate protective measures. In Wima, where the average climate fosters strong sunlight, knowing how to navigate these levels can empower locals to enjoy the outdoors safely while protecting their skin from harmful effects.

Hourly UV Index in Wima

As the sun rises, the UV Index begins its climb, peaking with intensity around noon. Starting at a mere 1 at 07:00, it escalates to a moderate 4 by 09:00, reaching 10 by 11:00 and peaking at 12 from 12:00 to 13:00. This midday zenith signals the need for protection; without it, prolonged exposure could be harmful. By the afternoon, the numbers gradually dip, falling to 8 at 15:00, then to 5 by 16:00. As the day winds down, the UV strength diminishes, settling back at 1 by 18:00 and dropping to 0 by 19:00, reminding us that while the sun shines bright, it’s wise to seek shade during the peak hours. Stay safe and smart about sun exposure!

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	2	low	45 min
09:00	4	moderate	30 min
10:00	7	high	25 min
11:00	10	very high	15 min
12:00	12	extreme	10 min
13:00	12	extreme	10 min
14:00	11	extreme	10 min
15:00	8	very high	15 min
16:00	5	moderate	30 min
17:00	2	low	45 min
18:00	1	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Wima

The UV Index shows significant seasonal variations, peaking in the spring and early fall. From March to September, UV Index values consistently reach between 12 and 14, indicating an extreme exposure category with a rapid burn time of just 10 minutes. Notably, September marks the highest UV Index at 14, making it a critical month for sun safety. As we enter November and December, while the UV levels decrease to 10, individuals should still practice caution as the exposure is still categorized as very high, with a burn time of 15 minutes. It is essential for both visitors and residents to take protective measures such as applying sunscreen, wearing protective clothing, and seeking shade during peak hours to minimize the risk of sunburn and long-term skin damage.

Monthly Maximum UV Index for Wima, Sierra Leone

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

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

Wima's solar exposure compared to other cities in Sierra Leone. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Freetown UVI	10	11	11	12	13	12	13	13	13	12	10	9
Bo UVI	10	11	11	13	13	12	12	13	13	12	10	10
Makeni UVI	10	11	11	12	13	13	13	13	14	12	10	9
Kenema UVI	11	11	11	13	13	12	13	13	13	12	10	10
Wima	11	11	12	13	13	12	13	13	14	12	10	10
Koidu UVI	11	11	12	13	13	13	13	13	14	12	10	10