UV Index in Sembe, Congo

Last updated: May 3, 2025

Understanding the UV Index is crucial for residents and visitors in Sembe, Congo, where sun exposure can significantly impact skin health. With the region's tropical climate, the UV levels can soar throughout the day, peaking at a striking 13 around noon, which poses a heightened risk for sunburn and long-term skin damage. By staying informed about the UV Index, you can take proactive measures to protect your skin, ensuring safety while enjoying the outdoors. Remember, awareness is your best defense against the sun's harmful effects!

Hourly UV Index in Sembe

The UV Index (UVI) begins its ascent at 07:00, reaching a modest 1, but as the sun climbs higher, so does the intensity. By 09:00, it hits 6, pushing outdoor enthusiasts to take notice. The peak occurs at 12:00, where the UVI soars to a scorching 13, indicating the need for sun protection. This high level remains at 12 until 13:00, before gradually tapering off to 9 by 14:00. As the afternoon progresses, the UVI then dips to 5 at 15:00, and continues to decline, hitting 2 at 16:00. Finally, the day winds down with the UVI falling to 1 by 17:00, and then sinking to 0 after 18:00, offering a reprieve from the sun's harsh rays for the evening.

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	3	moderate	30 min
09:00	6	high	25 min
10:00	9	very high	15 min
11:00	12	extreme	10 min
12:00	13	extreme	10 min
13:00	12	extreme	10 min
14:00	9	very high	15 min
15:00	5	moderate	30 min
16:00	2	low	45 min
17:00	1	low	45 min
18:00	0	low	45 min
19:00	0	low	45 min

Monthly UV Index Trends in Sembe

The UV Index exhibits significant seasonal changes, remaining in the extreme category throughout the year. January to April sees the highest values, peaking at 14, while May to July slightly decreases but still maintains an index of 11-13. September and October show a temporary rise to 13, before tapering down to 11 by December. High-risk months for UV exposure are from January to April, when the risk of sunburn is critically high, with a burn time of only 10 minutes. Visitors and residents are strongly advised to take protective measures during these months, including wearing sunscreen, protective clothing, and seeking shade to minimize skin damage.

Monthly Maximum UV Index for Sembe, Congo

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

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

Sembe's solar exposure compared to other cities in Congo. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brazzaville UVI	13	13	14	13	11	8	8	10	10	12	13	12
Pointe-Noire UVI	13	13	14	13	12	9	8	10	11	13	13	12
Kayes UVI	14	14	14	14	12	9	9	10	11	13	13	13
Owando UVI	12	12	14	14	13	10	10	10	13	13	12	11
Dolisie UVI	14	14	14	14	12	9	9	10	11	13	13	13
Sembe	12	13	14	14	13	11	11	11	13	13	12	11