UV Index in Kayima, Sierra Leone

Last updated: July 2, 2025

Understanding the UV Index is crucial for the people of Kayima, Sierra Leone, where the tropical climate brings both beautiful sunshine and significant sun exposure risks. With peak UV levels often reaching dangerous highs, awareness of these levels is essential for preventing sunburn and safeguarding skin health. During the day, particularly between 10:00 AM and 2:00 PM, Kayima experiences intense UV radiation, prompting residents and visitors alike to take protective measures against harmful effects. By staying informed about the UV Index, you can enjoy the vibrant outdoors while keeping your skin safe and healthy.

Hourly UV Index in Kayima

The UV Index reveals a striking pattern throughout the day, peaking at 13 between 12:00 PM and 1:00 PM, signaling the most intense sunlight and the highest risk for skin damage. As the sun rises, the UV Index starts at a moderate 1 at 7:00 AM and gradually climbs. By 10:00 AM, it surges to a notable 7 and hits a critical 10 by 11:00 AM. After reaching its zenith, the index begins to drop, descending to 5 by 4:00 PM, showcasing a rapid decline as the sun sets. It concludes the day with a gentle fade, tapering to 1 at 6:00 PM and finally resting at 0 by 7:00 PM, indicating the end of any significant UV exposure. Stay sun-safe during those 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	13	extreme	10 min
13:00	13	extreme	10 min
14:00	12	extreme	10 min
15:00	9	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 Kayima

The UV Index experiences significant changes throughout the year, with extreme levels recorded from January to October, peaking at 14 in August and September. This indicates that these months, along with March, April, May, June, July, and October, pose a high risk for UV exposure, where a mere 10 minutes of sun can lead to skin burns. In November and December, the UV Index drops to 10, categorized as very high, allowing for a slightly more extended burn time of 15 minutes. Visitors and residents are strongly advised to take protective measures, such as using sunscreen, wearing protective clothing, and seeking shade, especially during the high-risk months of August and September when the UV exposure is at its peak.

Monthly Maximum UV Index for Kayima, Sierra Leone

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

The table above highlights how UV exposure in Kayima 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.

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