UV Index in Bonthe, Sierra Leone

Last updated: May 3, 2025

In Bonthe, Sierra Leone, understanding the UV Index is crucial for safeguarding your skin and overall health. With the region's tropical climate, residents and visitors are frequently exposed to high levels of ultraviolet radiation, especially during midday hours when the UV Index can soar to 12—a level that poses significant risks for sunburn and long-term skin damage. By staying informed about daily UV levels, you can take proactive steps to protect yourself, ensuring you enjoy Bonthe's beautiful beaches and sunny days while minimizing the risk of harmful effects. Remember: awareness is the first step to sun safety!

Hourly UV Index in Bonthe

Experience a dynamic increase in UV Index throughout the day, peaking at an impressive 13 around 1:00 PM. The sun reaches its zenith with an intense UV Index of 12 at noon, reminding us to stay protected. From the early morning, we see a gentle rise, starting at 1 at 7:00 AM, and by 10:00 AM, it jumps to a moderate 7. As the hours progress, the index escalates, hitting a high of 10 at 11:00 AM before reaching its summit. In the afternoon, the UV Index gradually declines, falling to 5 by 4:00 PM, and tapering off to a 0 by 7:00 PM. Remember to strike a balance between enjoying the sun and protecting your skin during these 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	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	13	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 Bonthe

The UV Index exhibits significant variations throughout the year, with the highest levels observed in the spring and summer months. From February to October, the indices range from 11 to 13, categorizing these months as having extreme exposure risks, resulting in a burn time of just 10 minutes for unprotected skin. Particularly high-risk months are March, April, May, August, and September, where the UV index peaks at 13. Conversely, the winter months of January, November, and December present a slightly lower risk, classified as very high, but still necessitate caution, with a burn time of 15 minutes. Visitors and residents are strongly advised to protect their skin by wearing sunscreen, hats, and clothing that offers UV protection, especially during the high-risk months. Regular checks of the UV index are recommended to ensure safe outdoor activities.

Monthly Maximum UV Index for Bonthe, Sierra Leone

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

The table above highlights how UV exposure in Bonthe 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.

Bonthe'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
Bonthe	10	11	11	13	13	12	12	13	13	12	10	10
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
Koidu UVI	11	11	12	13	13	13	13	13	14	12	10	10