UV Index in Harper, Liberia

Last updated: July 2, 2025

Awareness of the UV Index is crucial in Harper, Liberia, where the climate is classified as tropical, exposing residents and visitors to varying levels of ultraviolet radiation throughout the day. Understanding UV levels is essential not only for preventing painful sunburns but also for maintaining long-term skin health. With peak UV ratings often reaching as high as 11 around noon, it’s vital to take precautions during the hottest hours. By staying informed about the UV Index, you can enjoy the beautiful sunny days in Harper while protecting yourself from potential harm.

Hourly UV Index in Harper

As the sun rises, the UV Index begins its ascent. At 07:00, it starts low at 1, indicating a safe level for outdoor activities. By 08:00, it ticks up to 2, still manageable for most. By 09:00, the intensity increases to 4, prompting sun protection for fair-skinned individuals. As the clock strikes 10:00, the UV Index elevates to 6, which signals caution, especially for prolonged exposure. The peak arrives around 12:00 and 13:00, where it reaches a soaring 11, marking an extreme risk. From 14:00, the numbers slowly begin to decline, dropping to 9 by 15:00, and further to 6 at 16:00. As the day winds down, 17:00 sees it at 2, and finally, it settles at 0 by 19:00, allowing everyone to enjoy the evening without UV worries. Always remember to stay protected during 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	6	high	25 min
11:00	9	very high	15 min
12:00	11	extreme	10 min
13:00	11	extreme	10 min
14:00	9	very high	15 min
15:00	6	high	25 min
16:00	4	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 Harper

Throughout the year, the UV Index reflects extreme sun exposure risks, consistently maintaining values between 11 and 15. The highest levels are recorded from April (15) to May (13), marking these as high-risk months for sunburn, with a burn time of just 10 minutes across all months. Visitors and residents are strongly advised to take precautionary measures, especially during these peak months and throughout the year, by wearing protective clothing, applying broad-spectrum sunscreen, and seeking shade during midday hours to minimize the health impacts of intense UV radiation.

Monthly Maximum UV Index for Harper, Liberia

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

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

Harper's solar exposure compared to other cities in Liberia. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Monrovia UVI	11	12	12	14	13	11	12	12	13	12	10	10
Bensonville UVI	11	12	12	13	13	11	12	13	13	12	11	10
Kakata UVI	11	12	12	13	13	11	12	13	13	12	11	10
Harper	11	12	12	15	13	11	11	12	12	12	11	11
Gbarnga UVI	11	12	12	13	13	12	12	13	13	12	11	10