UV Index in Kassiri, Sierra Leone

Last updated: August 1, 2025

Staying informed about the UV Index in Kassiri, Sierra Leone is crucial for safeguarding your skin health and preventing sunburns. Understanding the UV levels can help you plan outdoor activities safely, particularly during peak hours when UV radiation is at its highest. With a tropical climate that generally exposes residents and visitors to strong sunlight, Kassiri often sees UV Index values soaring, particularly around midday. During these times, it’s essential to take protective measures to minimize the risk of harmful effects from excessive sun exposure. Stay vigilant and protect your skin while enjoying the beautiful outdoors!

Hourly UV Index in Kassiri

The UV Index reveals a dynamic exposure throughout the day, starting with a mild 1 at 07:00 and 08:00. As the sun climbs higher, the index surges to 3 by 09:00, then dramatically escalates to a peak of 12 at 12:00. The highest point occurs at 13:00, reaching an intense 13 — a reminder of the need for sun protection. As the afternoon progresses, the UV levels gradually decline, dipping back to 9 by 15:00 and further down to 3 by 17:00. The day concludes with a return to a low 1 by 18:00 and 19:00, making for a safe evening outdoors. Whether you’re planning a midday adventure or an evening stroll, being aware of these UV fluctuations is essential for skin safety!

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	1	low	45 min
09:00	3	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	3	moderate	30 min
18:00	1	low	45 min
19:00	1	low	45 min

Monthly UV Index Trends in Kassiri

The UV Index dramatically changes throughout the year, with the highest levels occurring from March to September, where it reaches an extreme category of 12 to 14. The most critical months for UV exposure are March to October, with September showing the peak UV Index of 14, implying a burn time of just 10 minutes. During these high-risk months, it's crucial for visitors and residents to take protective measures such as wearing sunscreen, protective clothing, and sunglasses, and to seek shade during peak sun hours. Conversely, while January, February, November, and December see a UV Index of 9 to 10, which is still labeled very high, the burn time increases to 15 minutes, allowing for slightly more exposure. It remains essential to be cautious year-round, but heightened vigilance is advised during the peak summer months.

Monthly Maximum UV Index for Kassiri, Sierra Leone

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

The table above highlights how UV exposure in Kassiri 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.

Kassiri'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
Kassiri	10	10	12	12	13	13	13	13	14	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