UV Index in Longonjo, Angola

Last updated: June 2, 2025

In Longonjo, Angola, understanding the UV Index is crucial for protecting your skin and overall health. With the region's BSh climate, characterized by a mix of dry and tropical conditions, residents and visitors experience varying UV levels, especially during peak sunlight hours. Monitoring these levels can help prevent sunburn and reduce the risk of long-term skin damage. For instance, during midday, the UV Index can soar to a striking 10, indicating a high risk of harm from unprotected sun exposure. Stay informed and safeguard your skin by recognizing the importance of UV awareness in your daily activities!

Hourly UV Index in Longonjo

As the sun rises, the UV Index begins its climb, starting at a modest 1 at 07:00. By 08:00, it gently increases to 2, signaling a day of strengthening rays. The intensity peaks around 12:00 with a striking 10, indicating the time for caution and sun protection. As midday passes, the index gradually declines, dropping to 6 at 14:00 before continuing its descent to 4 at 15:00. By 17:00, it returns to a safer 1, and eventually fades to 0 after 18:00, marking a gentle close to the day. This data underscores the importance of seeking shade and wearing sunscreen during the midday hours when the UV exposure is at its most intense.

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	9	very high	15 min
12:00	10	very high	15 min
13:00	9	very high	15 min
14:00	6	high	25 min
15:00	4	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 Longonjo

The UV Index exhibits significant seasonal fluctuations, with the highest values typically seen from January to April, where the index reaches extreme levels of 16-17, resulting in a burn time of just 10 minutes. Notably, November also presents a high UV Index of 16, marking it as a key month for sun safety. May transitions to a slightly lower index of 12, while June and July still maintain a very high classification, with burn times extending to 15 minutes. Visitors and residents should be particularly vigilant during the extreme months of January through April and November, as well as during August and September, where proactive sun protection like sunscreen, hats, and UV-blocking clothing is essential to minimize skin damage.

Monthly Maximum UV Index for Longonjo, Angola

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

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

Longonjo's solar exposure compared to other cities in Angola. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Luanda UVI	14	13	14	13	11	9	8	8	10	12	13	13
Benguela UVI	14	15	14	13	10	8	8	9	10	12	14	14
Lobito UVI	14	15	14	13	10	8	8	9	10	12	14	14
N'dalatando UVI	15	14	14	13	11	9	9	9	10	13	15	14
Longonjo	16	17	16	15	12	10	9	11	12	13	16	15
Huambo UVI	16	17	16	15	12	10	10	12	12	13	16	16