UV Index in Mamoudzou, Mayotte

Last updated: July 2, 2025

Being aware of the UV Index in Mamoudzou, Mayotte is essential for protecting your skin and overall health. Understanding the UV levels can help you prevent sunburn and reduce the risk of long-term skin damage. With a tropical climate marked by high UV exposure—especially during midday hours—it's crucial for residents and visitors alike to stay informed. During May, UV indices in Mamoudzou can reach as high as 10, indicating a very high risk of harm from unprotected sun exposure. By understanding these levels, you can enjoy the beautiful weather while safeguarding your skin from harmful rays.

Hourly UV Index in Mamoudzou

The UV Index throughout the day presents a compelling narrative of sun exposure, peaking at a staggering 10 at 12:00 PM, indicating a need for caution. As the sun rises, the UV Index gradually climbs from 1 at 7:00 AM to a notable 4 by 9:00 AM. The ascent continues, reaching 9 by 11:00 AM, before hitting its maximum at noon. However, as the afternoon progresses, the intensity wanes, with readings dropping to 7 by 2:00 PM and eventually falling to 1 by 5:00 PM. As twilight approaches, the Index dips to 0 after 6:00 PM, promising safe evening conditions. Engaging with the sun requires awareness; ensure you're protected during those 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	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	7	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 Mamoudzou

The UV Index shows significant seasonal changes, with the highest readings occurring from January to April where the index remains at 16 to 13, signifying an extreme exposure category with a burn time of just 10 minutes. Following this period, the UV Index slightly decreases in June and July to 9 and 10, indicating a very high exposure category with a longer burn time of 15 minutes. As summer transitions to fall, August sees a rise back to 12, followed by consistent extreme levels of 13 from September to November. The high-risk months consistently fall between January and April, with August also posing a notable risk. Visitors and residents are advised to take precautions year-round by applying sunscreen, wearing protective clothing, and limiting sun exposure during peak hours to minimize the risk of skin damage.

Monthly Maximum UV Index for Mamoudzou, Mayotte

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

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

Mamoudzou's solar exposure compared to other cities in Mayotte. Generated using Copernicus Atmosphere Monitoring Service information.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sada UVI	16	16	15	13	11	9	10	12	13	13	13	15
Mamoudzou	16	16	15	13	11	9	10	12	13	13	13	15
Dembeni UVI	16	16	15	13	11	9	10	12	13	13	13	15
Dzaoudzi UVI	16	16	15	13	11	9	10	12	13	13	13	15
Koungou UVI	16	16	15	13	11	9	10	12	13	13	13	15