UV Index in Coyah, Guinea

Last updated: June 2, 2025

Understanding the UV Index in Coyah, Guinea is essential for safeguarding your skin and health from the sun's harmful rays. With UV levels peaking at midday, being aware of these fluctuations can help you prevent sunburn and reduce the risk of long-term skin damage. The tropical climate of Coyah exposes residents and visitors to high UV radiation, especially between 10 AM and 3 PM, when indices can soar above 10. Staying informed about UV exposure not only promotes healthier skin but also enhances your overall well-being while enjoying the beautiful outdoor environment.

Hourly UV Index in Coyah

The UV Index today presents a compelling narrative of midday intensity. Starting off gently at 1 during the early hours of 7:00 AM and 8:00 AM, the sun's power gradually builds, reaching 3 by 9:00 AM. As the day progresses, the UV levels peak dramatically, hitting a striking 12 at 12:00 PM and soaring to an impressive 13 by 1:00 PM—a clear indicator of the sun's strength. After this zenith, the index begins to decline, dropping to 9 at 3:00 PM, and continuing down to 1 by the evening hours starting at 6:00 PM. For those venturing outdoors, it’s crucial to protect yourself during the midday hours when the sun's rays are at their most potent.

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	6	high	25 min
11:00	10	very high	15 min
12:00	12	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 Coyah

Seasonal UV changes reveal a consistently high risk throughout the year, with the highest UV Index recorded from March to October, peaking at 14 in September. January and February also present significant risk, but with a UV Index of 10. The extreme exposure category from March to October indicates a burn time of just 10 minutes, emphasizing the importance of sun protection during these months. In contrast, November and December present a slight reprieve with a UV Index of 9, where the burn time increases to 15 minutes. Visitors and residents should take cautious measures, particularly during the high-risk months of March through September, by wearing protective clothing, applying sunscreen, and seeking shade to minimize sun exposure.

Monthly Maximum UV Index for Coyah, Guinea

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

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

Coyah's solar exposure compared to other cities in Guinea. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Coyah	10	10	12	12	12	13	13	13	14	12	9	9
Conakry UVI	10	10	12	12	12	13	13	13	14	12	9	9
Camayenne UVI	10	10	12	12	12	13	13	13	14	12	9	9
Kindia UVI	10	11	12	12	13	13	13	14	14	12	10	9
Kankan UVI	11	11	12	12	13	13	13	14	14	12	10	10
Nzerekore UVI	11	12	12	13	13	12	13	13	13	12	11	10